Expected memory limit 64MB <br />Base  -> 351112 (0.33 MB) <br /> &ensp; <br />Clear -> 363400 (0.35 MB) <br />1000 x 10000 chars -> 10365848 (9.89 MB) [15.5 percent]<br />Clear -> 363440 (0.35 MB) <br />1500 x 10000 chars -> 15367104 (14.66 MB) [22.9 percent]<br />Clear -> 363440 (0.35 MB) <br />2000 x 10000 chars -> 20364224 (19.42 MB) [30.3 percent]<br />Clear -> 363440 (0.35 MB) <br />2500 x 10000 chars -> 25365440 (24.19 MB) [37.8 percent]<br />Clear -> 363440 (0.35 MB) <br />3000 x 10000 chars -> 30366656 (28.96 MB) [45.3 percent]<br />Clear -> 363440 (0.35 MB) <br />3500 x 10000 chars -> 35363776 (33.73 MB) [52.7 percent]<br />Clear -> 363440 (0.35 MB) <br />4000 x 10000 chars -> 40364992 (38.5 MB) [60.2 percent]<br />Clear -> 363440 (0.35 MB) <br />4500 x 10000 chars -> 45366208 (43.26 MB) [67.6 percent]<br />Clear -> 363440 (0.35 MB) <br />5000 x 10000 chars -> 50367424 (48.03 MB) [75 percent]<br />Clear -> 363440 (0.35 MB) <br />5500 x 10000 chars -> 55364544 (52.8 MB) [82.5 percent]<br />Clear -> 363440 (0.35 MB) <br />6000 x 10000 chars -> 60365760 (57.57 MB) [90 percent]<br />Clear -> 363440 (0.35 MB) <br />6500 x 10000 chars -> 65366976 (62.34 MB) [97.4 percent]<br /><br />If you can see this, the server can allocate something close to 64mb