---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37652 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 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 794 5075 4 2365 7147 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:cc:98:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78499sec preferred_lft 78499sec inet6 fe80::f816:3eff:fecc:9884/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37652) 07/22/26 _x86_64_ (2 CPU) 00:39:37 LINUX RESTART (2 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 5.18 2.99 2.16 0.03 380.76 108.08 220.17 01:00:24 1.56 0.01 1.53 0.03 0.05 18.21 420.96 01:10:01 1.88 0.26 1.59 0.03 32.24 77.84 1.30 01:20:01 1.39 0.00 1.38 0.00 0.01 16.12 0.12 01:30:25 1.54 0.00 1.53 0.01 0.00 18.18 418.29 01:40:25 14.03 0.00 1.47 12.55 0.15 16.83 109260.79 01:50:01 1.34 0.00 1.34 0.00 0.00 15.45 0.00 02:00:01 24.76 2.85 19.53 2.38 225.49 3625.74 1145.61 02:10:26 1.24 0.00 1.24 0.00 0.00 20.43 0.05 02:20:01 1.27 0.00 1.27 0.00 0.00 18.93 0.03 02:30:26 1.73 0.00 1.69 0.04 0.00 138.70 390.61 02:40:01 1.40 0.00 1.36 0.03 0.00 29.98 4.40 02:50:01 3.53 0.05 2.73 0.75 1.20 264.76 1596.84 Average: 4.68 0.47 2.99 1.22 49.02 336.27 8724.30 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6300720 7547568 272884 3.36 30528 1422020 527604 5.75 446640 1183296 172 01:00:24 6292536 7539972 280404 3.45 30764 1422360 527728 5.75 446912 1183872 184 01:10:01 6253592 7528296 291568 3.59 31116 1448912 727840 7.93 461264 1202012 172 01:20:01 6252584 7527792 292048 3.59 31292 1449240 728116 7.93 461744 1202508 152 01:30:25 6259332 7535128 284628 3.50 31500 1449572 729492 7.95 461848 1203056 132 01:40:25 6258084 7534548 285164 3.51 31660 1450064 729556 7.95 462280 1203552 132 01:50:01 6258084 7535028 284684 3.50 31804 1450392 729556 7.95 462412 1204024 124 02:00:01 5136756 7355372 410500 5.05 87368 2290748 862260 9.39 627868 2054524 220 02:10:26 5090800 7311736 454156 5.58 87472 2292968 870968 9.49 627584 2056844 484 02:20:01 5108392 7330488 435464 5.35 87620 2293976 889692 9.69 646548 2058004 196 02:30:26 5070124 7329644 436160 5.36 87804 2331064 879312 9.58 636652 2095148 124 02:40:01 5022416 7286180 479584 5.90 87960 2335100 913208 9.95 669736 2099340 208 02:50:01 5233248 7345520 429184 5.28 89228 2190384 872892 9.51 662748 1955712 25376 Average: 5733590 7439021 356648 4.39 57394 1832831 768325 8.37 544172 1592453 2129 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 13.90 6.34 36.16 1.73 0.00 0.00 0.00 0.00 01:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:24 ens3 0.51 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.65 0.23 3.56 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.45 0.08 0.10 0.05 0.00 0.00 0.00 0.00 01:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:25 ens3 0.39 0.15 0.10 0.52 0.00 0.00 0.00 0.00 01:40:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:25 ens3 0.45 0.11 0.14 0.09 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 0.26 0.05 0.08 0.03 0.00 0.00 0.00 0.00 02:00:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 73.48 54.77 437.46 12.34 0.00 0.00 0.00 0.00 02:10:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:26 ens3 17.05 15.08 161.40 1.28 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 3.20 2.83 5.27 0.48 0.00 0.00 0.00 0.00 02:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:26 ens3 16.82 15.65 178.24 1.63 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 23.30 22.34 234.77 2.13 0.00 0.00 0.00 0.00 02:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 16.62 13.48 70.18 8.63 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.87 10.11 87.05 2.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37652) 07/22/26 _x86_64_ (2 CPU) 00:39:37 LINUX RESTART (2 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.66 0.00 0.27 0.08 0.02 98.98 00:50:01 0 0.86 0.00 0.23 0.08 0.01 98.82 00:50:01 1 0.46 0.00 0.32 0.08 0.02 99.13 01:00:24 all 0.30 0.00 0.15 0.01 0.01 99.52 01:00:24 0 0.13 0.00 0.16 0.01 0.01 99.69 01:00:24 1 0.48 0.00 0.14 0.01 0.01 99.36 01:10:01 all 0.42 0.00 0.11 0.02 0.01 99.44 01:10:01 0 0.53 0.00 0.10 0.02 0.01 99.34 01:10:01 1 0.31 0.00 0.11 0.02 0.01 99.54 01:20:01 all 0.27 0.00 0.08 0.01 0.01 99.63 01:20:01 0 0.42 0.00 0.06 0.01 0.01 99.49 01:20:01 1 0.12 0.00 0.09 0.00 0.02 99.77 01:30:25 all 0.30 0.00 0.17 0.01 0.01 99.51 01:30:25 0 0.29 0.00 0.18 0.01 0.01 99.51 01:30:25 1 0.30 0.00 0.16 0.01 0.02 99.51 01:40:25 all 0.26 0.00 0.08 0.09 0.01 99.56 01:40:25 0 0.46 0.00 0.05 0.01 0.01 99.48 01:40:25 1 0.06 0.00 0.12 0.17 0.02 99.64 01:50:01 all 0.25 0.00 0.07 0.01 0.01 99.66 01:50:01 0 0.44 0.00 0.05 0.00 0.01 99.50 01:50:01 1 0.05 0.00 0.09 0.02 0.02 99.83 02:00:01 all 12.89 0.00 2.00 0.68 0.05 84.37 02:00:01 0 16.09 0.00 2.27 0.84 0.05 80.74 02:00:01 1 9.70 0.00 1.72 0.52 0.05 88.01 02:10:26 all 0.94 0.00 0.23 0.01 0.03 98.80 02:10:26 0 0.86 0.00 0.20 0.00 0.03 98.91 02:10:26 1 1.02 0.00 0.25 0.01 0.03 98.69 02:20:01 all 6.27 0.00 0.81 0.01 0.06 92.84 02:20:01 0 9.60 0.00 1.21 0.01 0.08 89.10 02:20:01 1 3.08 0.00 0.43 0.00 0.05 96.44 02:30:26 all 2.16 0.00 0.52 0.02 0.07 97.23 02:30:26 0 3.29 0.00 0.57 0.02 0.09 96.03 02:30:26 1 1.04 0.00 0.48 0.02 0.05 98.42 02:30:26 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 1.80 0.00 0.35 0.01 0.03 97.81 02:40:01 0 2.00 0.00 0.34 0.01 0.03 97.63 02:40:01 1 1.61 0.00 0.37 0.00 0.03 97.99 02:50:01 all 3.02 0.00 0.38 0.09 0.03 96.48 02:50:01 0 3.66 0.00 0.43 0.07 0.03 95.81 02:50:01 1 2.38 0.00 0.34 0.11 0.03 97.15 Average: all 2.25 0.00 0.40 0.08 0.03 97.25 Average: 0 2.92 0.00 0.44 0.09 0.03 96.52 Average: 1 1.58 0.00 0.35 0.08 0.03 97.97