---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6527 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 780 5106 4 2357 7161 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6f:cc:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71655sec preferred_lft 71655sec inet6 fe80::f816:3eff:fe6f:ccbb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6527) 09/10/26 _x86_64_ (2 CPU) 01:04:30 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.31 0.01 1.30 0.00 0.07 15.59 0.01 01:30:01 1.44 0.00 1.40 0.04 0.00 17.71 0.39 01:40:01 1.16 0.00 1.15 0.02 0.00 14.03 0.13 01:50:01 1.27 0.03 1.23 0.02 2.15 14.95 0.16 02:00:01 1.43 0.00 1.40 0.03 0.00 17.05 0.37 02:10:01 1.81 0.33 1.46 0.02 43.49 103.59 15.15 02:20:01 1.18 0.00 1.18 0.00 0.00 13.99 0.00 02:30:01 1.44 0.00 1.42 0.02 0.00 17.73 853.07 02:40:01 14.53 0.00 1.31 13.22 0.15 15.72 108954.81 02:50:01 1.20 0.00 1.20 0.00 0.00 14.45 0.00 03:00:01 1.45 0.00 1.43 0.01 0.00 17.39 639.82 03:10:01 1.24 0.00 1.24 0.00 0.00 15.31 0.00 03:20:01 1.25 0.00 1.25 0.00 0.00 14.99 0.00 03:30:01 1.51 0.00 1.50 0.02 0.00 19.07 853.07 03:40:01 15.44 13.53 1.86 0.05 150.57 43.19 230.32 03:50:01 1.22 0.00 1.22 0.00 0.00 15.25 0.00 04:00:01 1.39 0.00 1.37 0.02 0.00 18.15 635.01 04:10:01 1.21 0.00 1.21 0.00 0.00 15.16 0.00 04:20:01 1.24 0.00 1.24 0.00 0.00 15.43 0.00 04:30:01 1.46 0.00 1.45 0.02 0.00 18.97 846.55 04:40:01 1.22 0.00 1.22 0.00 0.00 15.35 0.00 04:50:01 1.21 0.00 1.21 0.00 0.00 15.37 0.00 05:00:01 1.48 0.00 1.46 0.01 0.00 18.93 634.94 05:10:01 30.28 2.92 23.57 3.79 228.71 3700.49 3863.29 Average: 3.68 0.70 2.26 0.72 17.71 174.49 4896.96 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6294836 7541964 278136 3.42 30624 1423380 522272 5.69 445228 1183996 132 01:30:01 6282332 7530012 290136 3.57 30828 1423712 522680 5.69 445516 1184532 136 01:40:01 6281828 7530036 290108 3.57 31028 1424032 522540 5.69 445752 1185056 140 01:50:01 6264960 7514340 305792 3.76 31232 1425004 522644 5.69 446580 1185664 160 02:00:01 6284192 7534260 285852 3.51 31440 1425456 522644 5.69 446568 1186200 184 02:10:01 6220088 7510044 309148 3.80 32052 1464248 724020 7.89 464960 1215516 156 02:20:01 6219584 7510036 309164 3.80 32212 1464568 724020 7.89 464968 1216004 196 02:30:01 6216224 7507248 311856 3.83 32408 1464900 724084 7.89 464888 1216532 180 02:40:01 6223312 7514908 304112 3.74 32584 1465272 724084 7.89 465132 1217052 124 02:50:01 6234484 7526716 292300 3.59 32764 1465724 724148 7.89 465388 1217556 132 03:00:01 6244836 7537568 281364 3.46 32920 1466052 724148 7.89 465336 1218040 168 03:10:01 6243708 7536928 281996 3.47 33080 1466380 724212 7.89 465464 1218528 136 03:20:01 6243456 7537152 281752 3.46 33224 1466708 724212 7.89 465496 1219000 176 03:30:01 6228536 7522880 295912 3.64 33400 1467164 724276 7.89 465692 1219504 184 03:40:01 6159436 7510708 299012 3.68 37392 1511776 724420 7.89 466328 1267500 176 03:50:01 6158932 7510696 299012 3.68 37552 1512104 724420 7.89 466332 1267988 156 04:00:01 6148608 7500940 308728 3.80 37756 1512432 724484 7.89 466392 1268520 132 04:10:01 6148368 7501192 308464 3.79 37916 1512760 724484 7.89 466392 1269008 132 04:20:01 6146856 7500300 309332 3.80 38076 1513216 724484 7.89 466544 1269492 184 04:30:01 6159304 7513280 296316 3.64 38260 1513544 724484 7.89 466428 1270008 136 04:40:01 6158804 7513288 296296 3.64 38436 1513872 724484 7.89 466440 1270508 180 04:50:01 6162208 7517176 292404 3.60 38580 1514196 724492 7.89 466640 1270980 132 05:00:01 6153432 7508912 300704 3.70 38760 1514524 724492 7.89 466708 1271488 180 05:10:01 5283116 7388224 377196 4.64 96120 2169496 796428 8.67 596824 1937240 29952 Average: 6173393 7513284 300212 3.69 37027 1504188 685277 7.46 467166 1260246 1398 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.01 0.07 0.10 0.03 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.52 0.10 0.13 0.08 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.53 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.36 0.09 0.09 0.04 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.26 0.05 0.05 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.57 0.35 3.31 0.64 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.23 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.29 0.06 0.07 0.04 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.29 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.45 0.06 0.10 0.05 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.30 0.07 0.09 0.05 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.21 0.03 0.03 0.01 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 0.19 0.04 0.03 0.01 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.35 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 0.19 0.03 0.02 0.01 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 0.20 0.05 0.05 0.02 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 0.21 0.06 0.05 0.03 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 0.18 0.03 0.02 0.01 0.00 0.00 0.00 0.00 04:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:01 ens3 0.19 0.03 0.05 0.01 0.00 0.00 0.00 0.00 04:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:01 ens3 0.17 0.03 0.02 0.01 0.00 0.00 0.00 0.00 04:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:01 ens3 0.26 0.05 0.07 0.03 0.00 0.00 0.00 0.00 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 0.33 0.08 0.09 0.05 0.00 0.00 0.00 0.00 05:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:01 ens3 0.56 0.14 0.18 0.10 0.00 0.00 0.00 0.00 05:10:01 lo 1.38 1.38 0.09 0.09 0.00 0.00 0.00 0.00 05:10:01 ens3 135.78 110.66 1613.10 86.74 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 5.98 4.68 67.41 3.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6527) 09/10/26 _x86_64_ (2 CPU) 01:04:30 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.27 0.00 0.10 0.01 0.00 99.62 01:20:01 0 0.21 0.00 0.10 0.01 0.00 99.67 01:20:01 1 0.33 0.00 0.10 0.01 0.00 99.56 01:30:01 all 0.29 0.00 0.21 0.01 0.00 99.48 01:30:01 0 0.21 0.00 0.22 0.02 0.01 99.54 01:30:01 1 0.37 0.00 0.20 0.00 0.00 99.43 01:40:01 all 0.30 0.00 0.11 0.01 0.00 99.58 01:40:01 0 0.06 0.00 0.14 0.00 0.00 99.79 01:40:01 1 0.54 0.00 0.07 0.02 0.00 99.37 01:50:01 all 0.29 0.00 0.12 0.01 0.01 99.58 01:50:01 0 0.12 0.00 0.12 0.02 0.01 99.73 01:50:01 1 0.45 0.00 0.11 0.01 0.01 99.43 02:00:01 all 0.28 0.00 0.21 0.01 0.01 99.50 02:00:01 0 0.10 0.00 0.20 0.01 0.01 99.68 02:00:01 1 0.46 0.00 0.21 0.01 0.01 99.31 02:10:01 all 0.41 0.00 0.14 0.03 0.01 99.42 02:10:01 0 0.33 0.00 0.16 0.04 0.01 99.46 02:10:01 1 0.49 0.00 0.12 0.01 0.01 99.37 02:20:01 all 0.26 0.00 0.09 0.01 0.01 99.63 02:20:01 0 0.06 0.00 0.11 0.01 0.01 99.82 02:20:01 1 0.46 0.00 0.08 0.02 0.01 99.43 02:30:01 all 0.27 0.00 0.21 0.01 0.01 99.51 02:30:01 0 0.08 0.00 0.22 0.00 0.01 99.69 02:30:01 1 0.45 0.00 0.20 0.02 0.01 99.32 02:40:01 all 0.27 0.00 0.12 0.05 0.01 99.56 02:40:01 0 0.11 0.00 0.11 0.00 0.01 99.76 02:40:01 1 0.42 0.00 0.12 0.09 0.01 99.37 02:50:01 all 0.26 0.00 0.11 0.01 0.01 99.61 02:50:01 0 0.45 0.00 0.08 0.00 0.01 99.46 02:50:01 1 0.07 0.00 0.14 0.02 0.01 99.76 03:00:01 all 0.28 0.00 0.20 0.04 0.01 99.48 03:00:01 0 0.37 0.00 0.17 0.00 0.01 99.45 03:00:01 1 0.19 0.00 0.22 0.08 0.01 99.50 03:00:01 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 0.23 0.00 0.09 0.01 0.01 99.65 03:10:01 0 0.42 0.00 0.06 0.00 0.01 99.51 03:10:01 1 0.05 0.00 0.13 0.02 0.01 99.80 03:20:01 all 0.25 0.00 0.10 0.01 0.01 99.63 03:20:01 0 0.45 0.00 0.07 0.01 0.00 99.48 03:20:01 1 0.06 0.00 0.14 0.02 0.01 99.78 03:30:01 all 0.26 0.00 0.20 0.01 0.01 99.51 03:30:01 0 0.43 0.00 0.18 0.00 0.01 99.39 03:30:01 1 0.10 0.00 0.23 0.02 0.01 99.64 03:40:01 all 0.28 0.18 0.19 0.24 0.00 99.11 03:40:01 0 0.50 0.06 0.12 0.10 0.00 99.21 03:40:01 1 0.06 0.30 0.25 0.37 0.01 99.02 03:50:01 all 0.25 0.00 0.11 0.01 0.00 99.62 03:50:01 0 0.45 0.00 0.08 0.02 0.00 99.45 03:50:01 1 0.06 0.00 0.14 0.00 0.01 99.80 04:00:01 all 0.27 0.00 0.19 0.01 0.01 99.52 04:00:01 0 0.46 0.00 0.16 0.01 0.01 99.37 04:00:01 1 0.08 0.00 0.22 0.02 0.01 99.68 04:10:01 all 0.26 0.00 0.11 0.01 0.00 99.62 04:10:01 0 0.47 0.00 0.08 0.01 0.00 99.44 04:10:01 1 0.06 0.00 0.14 0.01 0.01 99.79 04:20:01 all 0.23 0.00 0.09 0.01 0.00 99.66 04:20:01 0 0.06 0.00 0.10 0.02 0.00 99.81 04:20:01 1 0.40 0.00 0.08 0.00 0.00 99.52 04:30:01 all 0.27 0.00 0.20 0.01 0.00 99.51 04:30:01 0 0.06 0.00 0.21 0.01 0.01 99.71 04:30:01 1 0.49 0.00 0.19 0.01 0.00 99.31 04:40:01 all 0.26 0.00 0.08 0.01 0.00 99.65 04:40:01 0 0.05 0.00 0.10 0.00 0.00 99.84 04:40:01 1 0.48 0.00 0.06 0.02 0.00 99.45 04:50:01 all 0.26 0.00 0.10 0.01 0.01 99.63 04:50:01 0 0.05 0.00 0.13 0.02 0.01 99.80 04:50:01 1 0.46 0.00 0.07 0.01 0.00 99.46 04:50:01 CPU %user %nice %system %iowait %steal %idle 05:00:01 all 0.29 0.00 0.20 0.01 0.00 99.49 05:00:01 0 0.29 0.00 0.20 0.02 0.00 99.49 05:00:01 1 0.29 0.00 0.21 0.01 0.00 99.49 05:10:01 all 19.16 0.00 2.89 0.82 0.02 77.11 05:10:01 0 15.47 0.00 2.71 0.59 0.02 81.21 05:10:01 1 22.84 0.00 3.06 1.05 0.02 73.03 Average: all 1.06 0.01 0.26 0.06 0.01 98.61 Average: 0 0.88 0.00 0.24 0.04 0.01 98.83 Average: 1 1.23 0.01 0.27 0.08 0.01 98.40