---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1047 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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: 5600.00 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 nrip_save 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 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 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 7.9G 30G 21% / 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 742 5219 4 2268 7198 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:7d:e9:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75028sec preferred_lft 75028sec inet6 fe80::f816:3eff:fe7d:e998/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1047) 04/07/26 _x86_64_ (2 CPU) 17:08:01 LINUX RESTART (2 CPU) 17:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 1.89 0.34 1.54 0.02 40.48 73.26 0.32 17:30:05 1.55 0.01 1.53 0.01 0.05 18.78 649.37 17:40:06 1.31 0.00 1.31 0.00 0.00 15.31 0.12 17:50:01 1.30 0.00 1.30 0.00 0.00 15.35 0.00 18:00:09 1.53 0.00 1.52 0.01 0.00 18.90 644.70 18:10:09 13.89 0.00 1.34 12.54 0.15 15.85 109121.37 18:20:01 1.45 0.03 1.41 0.02 2.17 16.77 1.01 18:30:11 1.65 0.00 1.62 0.03 0.00 20.19 429.60 18:40:13 1.33 0.00 1.31 0.02 0.00 15.98 1.20 18:50:01 1.29 0.00 1.27 0.02 0.00 15.29 1.10 19:00:07 1.63 0.00 1.61 0.03 0.00 19.71 432.62 19:10:18 1.41 0.00 1.39 0.02 0.00 16.87 1.30 19:20:17 1.48 0.00 1.46 0.02 0.00 17.33 1.08 19:30:17 1.61 0.00 1.59 0.02 0.00 19.36 436.65 19:40:07 1.37 0.00 1.36 0.02 0.00 16.36 1.22 19:50:19 1.39 0.00 1.37 0.02 0.00 16.38 1.07 20:00:07 1.55 0.00 1.53 0.03 0.00 18.97 445.55 20:10:20 19.10 2.91 14.52 1.67 218.61 2351.44 281.66 Average: 3.17 0.19 2.18 0.81 14.75 152.63 6239.61 17:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 6255544 7531040 288884 3.55 30860 1449956 725516 7.90 464796 1199972 156 17:30:05 6263960 7540060 279704 3.44 31072 1450316 725652 7.90 464888 1200540 220 17:40:06 6263736 7540304 279428 3.44 31236 1450640 725804 7.91 465060 1201000 216 17:50:01 6259956 7537032 282724 3.48 31412 1450936 726284 7.91 462980 1201504 272 18:00:09 6253168 7530824 288972 3.55 31604 1451304 727924 7.93 464516 1202064 164 18:10:09 6252928 7531256 288440 3.55 31764 1451804 726316 7.91 463736 1202564 180 18:20:01 6240836 7520304 299384 3.68 31964 1452732 726316 7.91 464336 1203136 168 18:30:11 6253056 7533152 286412 3.52 32192 1453096 726380 7.91 464628 1203728 132 18:40:13 6252300 7532940 286620 3.52 32408 1453420 726380 7.91 464712 1204268 188 18:50:01 6251544 7532688 286900 3.53 32608 1453716 726444 7.91 464720 1204764 240 19:00:07 6246268 7528140 291424 3.58 32832 1454204 726640 7.91 464988 1205348 136 19:10:18 6246268 7528676 290880 3.58 33044 1454528 726640 7.91 465028 1205880 196 19:20:17 6246268 7529220 290328 3.57 33240 1454860 726704 7.92 465148 1206412 136 19:30:17 6259436 7542928 276572 3.40 33448 1455184 726704 7.92 465208 1206944 132 19:40:07 6258456 7542484 277000 3.41 33656 1455508 726832 7.92 465260 1207472 256 19:50:19 6257448 7542140 277340 3.41 33852 1455968 726832 7.92 465444 1208004 200 20:00:07 6251404 7536644 282780 3.48 34064 1456292 726832 7.92 465348 1208540 280 20:10:20 5159480 7345740 421560 5.18 85896 2260768 854956 9.31 643964 2020168 241460 Average: 6192892 7523643 293075 3.60 35397 1498068 733620 7.99 474709 1249573 13596 17:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 17:20:01 ens3 1.49 0.24 3.16 0.03 0.00 0.00 0.00 0.00 17:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 17:30:05 ens3 0.43 0.03 0.05 0.01 0.00 0.00 0.00 0.00 17:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 17:40:06 ens3 0.68 0.08 1.93 0.06 0.00 0.00 0.00 0.00 17:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 17:50:01 ens3 0.40 0.05 0.20 0.02 0.00 0.00 0.00 0.00 18:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:00:09 ens3 0.31 0.07 0.09 0.05 0.00 0.00 0.00 0.00 18:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:10:09 ens3 0.20 0.03 0.04 0.01 0.00 0.00 0.00 0.00 18:20:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 18:20:01 ens3 0.21 0.06 0.05 0.02 0.00 0.00 0.00 0.00 18:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:30:11 ens3 0.29 0.15 0.07 0.48 0.00 0.00 0.00 0.00 18:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:40:13 ens3 0.22 0.04 0.07 0.03 0.00 0.00 0.00 0.00 18:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:50:01 ens3 0.15 0.04 0.04 0.01 0.00 0.00 0.00 0.00 19:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:00:07 ens3 0.20 0.05 0.06 0.03 0.00 0.00 0.00 0.00 19:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:10:18 ens3 0.23 0.05 0.07 0.03 0.00 0.00 0.00 0.00 19:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:20:17 ens3 0.41 0.10 0.14 0.08 0.00 0.00 0.00 0.00 19:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:30:17 ens3 0.26 0.07 0.08 0.04 0.00 0.00 0.00 0.00 19:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:40:07 ens3 0.34 0.06 0.08 0.03 0.00 0.00 0.00 0.00 19:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:50:19 ens3 0.38 0.08 0.11 0.06 0.00 0.00 0.00 0.00 20:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 20:00:07 ens3 0.30 0.07 0.10 0.05 0.00 0.00 0.00 0.00 20:10:20 lo 1.24 1.24 0.08 0.08 0.00 0.00 0.00 0.00 20:10:20 ens3 40.20 25.96 287.12 6.83 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.64 1.54 16.61 0.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1047) 04/07/26 _x86_64_ (2 CPU) 17:08:01 LINUX RESTART (2 CPU) 17:10:04 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 0.38 0.00 0.12 0.02 0.03 99.45 17:20:01 0 0.30 0.00 0.14 0.03 0.04 99.49 17:20:01 1 0.45 0.00 0.10 0.01 0.03 99.41 17:30:05 all 0.29 0.00 0.17 0.14 0.03 99.38 17:30:05 0 0.26 0.00 0.16 0.19 0.03 99.36 17:30:05 1 0.32 0.00 0.17 0.09 0.02 99.40 17:40:06 all 0.24 0.00 0.08 0.13 0.03 99.52 17:40:06 0 0.29 0.00 0.08 0.18 0.03 99.42 17:40:06 1 0.19 0.00 0.08 0.09 0.04 99.61 17:50:01 all 0.26 0.00 0.08 0.07 0.02 99.57 17:50:01 0 0.11 0.00 0.09 0.01 0.02 99.77 17:50:01 1 0.41 0.00 0.08 0.13 0.02 99.36 18:00:09 all 0.28 0.00 0.18 0.05 0.02 99.47 18:00:09 0 0.19 0.00 0.18 0.05 0.02 99.56 18:00:09 1 0.37 0.00 0.17 0.05 0.02 99.38 18:10:09 all 0.30 0.00 0.10 0.07 0.08 99.45 18:10:09 0 0.15 0.00 0.12 0.09 0.09 99.56 18:10:09 1 0.45 0.00 0.08 0.05 0.08 99.35 18:20:01 all 0.29 0.00 0.09 0.04 0.04 99.53 18:20:01 0 0.17 0.00 0.09 0.01 0.03 99.69 18:20:01 1 0.41 0.00 0.09 0.07 0.05 99.38 18:30:11 all 0.31 0.00 0.16 0.04 0.02 99.48 18:30:11 0 0.40 0.00 0.15 0.05 0.02 99.37 18:30:11 1 0.21 0.00 0.16 0.02 0.03 99.58 18:40:13 all 0.23 0.00 0.07 0.01 0.03 99.66 18:40:13 0 0.14 0.00 0.09 0.00 0.03 99.74 18:40:13 1 0.32 0.00 0.05 0.01 0.02 99.59 18:50:01 all 0.23 0.00 0.07 0.01 0.03 99.67 18:50:01 0 0.04 0.00 0.08 0.00 0.03 99.85 18:50:01 1 0.42 0.00 0.06 0.01 0.02 99.49 19:00:07 all 0.25 0.00 0.15 0.01 0.02 99.56 19:00:07 0 0.06 0.00 0.16 0.00 0.03 99.75 19:00:07 1 0.45 0.00 0.15 0.01 0.02 99.37 19:00:07 CPU %user %nice %system %iowait %steal %idle 19:10:18 all 0.21 0.00 0.08 0.01 0.03 99.68 19:10:18 0 0.35 0.00 0.07 0.00 0.02 99.56 19:10:18 1 0.08 0.00 0.09 0.01 0.03 99.80 19:20:17 all 0.23 0.00 0.07 0.01 0.03 99.66 19:20:17 0 0.41 0.00 0.06 0.01 0.02 99.50 19:20:17 1 0.05 0.00 0.09 0.01 0.04 99.82 19:30:17 all 0.25 0.00 0.15 0.01 0.02 99.56 19:30:17 0 0.43 0.00 0.14 0.01 0.02 99.41 19:30:17 1 0.08 0.00 0.16 0.02 0.03 99.70 19:40:07 all 0.23 0.00 0.07 0.02 0.03 99.65 19:40:07 0 0.15 0.00 0.09 0.04 0.04 99.68 19:40:07 1 0.30 0.00 0.06 0.01 0.03 99.61 19:50:19 all 0.22 0.00 0.06 0.01 0.03 99.68 19:50:19 0 0.05 0.00 0.08 0.01 0.04 99.81 19:50:19 1 0.39 0.00 0.04 0.01 0.02 99.54 20:00:07 all 0.27 0.00 0.15 0.01 0.03 99.54 20:00:07 0 0.27 0.00 0.15 0.01 0.03 99.54 20:00:07 1 0.26 0.00 0.15 0.01 0.03 99.55 20:10:20 all 8.80 0.00 1.30 0.48 0.04 89.37 20:10:20 0 8.59 0.00 1.31 0.52 0.05 89.53 20:10:20 1 9.01 0.00 1.29 0.44 0.04 89.22 Average: all 0.75 0.00 0.18 0.06 0.03 98.98 Average: 0 0.70 0.00 0.18 0.07 0.03 99.02 Average: 1 0.80 0.00 0.17 0.06 0.03 98.94