---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-32474 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: 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 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 8.3G 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 772 4793 4 2680 7169 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:3e:4a:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78351sec preferred_lft 78351sec inet6 fe80::f816:3eff:fe3e:4aad/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-32474) 07/03/26 _x86_64_ (2 CPU) 00:38:08 LINUX RESTART (2 CPU) 00:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.19 0.03 1.17 0.00 1.26 14.62 0.12 01:00:38 1.35 0.01 1.33 0.01 0.05 16.50 411.09 01:10:18 16.55 14.27 2.21 0.07 189.46 106.95 10.55 01:20:01 1.17 0.00 1.15 0.02 0.01 14.28 1.24 01:30:38 1.33 0.00 1.30 0.03 0.00 16.89 205.07 01:40:08 1.20 0.00 1.18 0.02 0.00 14.88 1.02 01:50:01 1.07 0.00 1.07 0.00 0.00 13.41 0.12 02:00:18 26.68 2.92 21.47 2.29 220.89 3443.48 1002.85 02:10:38 1.23 0.00 1.23 0.00 0.00 15.52 0.00 02:20:01 1.25 0.00 1.25 0.00 0.00 137.60 0.06 02:30:38 1.71 0.00 1.67 0.04 0.00 323.75 0.70 02:40:18 1.32 0.00 1.30 0.02 0.00 120.00 0.43 02:50:01 1.30 0.00 1.29 0.01 0.00 16.90 0.33 Average: 4.44 1.30 2.94 0.20 31.70 335.53 130.88 00:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6285940 7532732 287520 3.54 30528 1421932 519240 5.66 450680 1183104 132 01:00:38 6287700 7535068 285252 3.51 30732 1422292 519344 5.66 450844 1183668 160 01:10:18 6180512 7511956 298804 3.67 35088 1493304 519472 5.66 460884 1249352 124 01:20:01 6180264 7512224 298524 3.67 35300 1493596 519484 5.66 461260 1249856 248 01:30:38 6181344 7514056 296616 3.65 35528 1494088 519484 5.66 461220 1250448 160 01:40:08 6181120 7514328 296368 3.64 35720 1494384 519692 5.66 461604 1250936 164 01:50:01 6180620 7514300 296392 3.64 35868 1494704 519752 5.66 462168 1251404 132 02:00:18 4916932 7174016 583680 7.18 90724 2318124 811792 8.84 782068 2084120 200 02:10:38 4945584 7203196 554492 6.82 90848 2318536 777172 8.46 746536 2084648 172 02:20:01 4921024 7213580 544060 6.69 90976 2353328 819164 8.92 772324 2119560 260 02:30:38 4781544 7172744 583404 7.17 91192 2450416 865840 9.43 818904 2216752 152 02:40:18 4626372 7048612 707024 8.69 91372 2480856 952436 10.37 906264 2247372 244 02:50:01 4479448 6902444 853212 10.49 91520 2481452 984012 10.72 945276 2248116 432 Average: 5549877 7334558 452719 5.57 60415 1901309 680530 7.41 629233 1663026 198 00:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 2.42 0.10 0.32 0.06 0.00 0.00 0.00 0.00 01:00:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:38 ens3 0.53 0.08 0.09 0.03 0.00 0.00 0.00 0.00 01:10:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 1.07 0.37 3.50 0.15 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 0.51 0.10 0.12 0.06 0.00 0.00 0.00 0.00 01:30:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:38 ens3 0.31 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 0.51 0.23 0.12 0.81 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 0.30 0.06 0.08 0.04 0.00 0.00 0.00 0.00 02:00:18 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:18 ens3 89.67 68.28 717.96 12.57 0.00 0.00 0.00 0.00 02:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:38 ens3 32.79 30.86 524.87 2.03 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 79.21 76.24 1270.34 5.01 0.00 0.00 0.00 0.00 02:30:38 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:30:38 ens3 32.87 27.76 413.78 1.85 0.00 0.00 0.00 0.00 02:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:18 ens3 36.34 25.86 393.91 1.75 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 16.47 15.83 264.72 1.14 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 22.50 18.83 273.82 1.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32474) 07/03/26 _x86_64_ (2 CPU) 00:38:08 LINUX RESTART (2 CPU) 00:40:12 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.27 0.00 0.08 0.18 0.02 99.45 00:50:01 0 0.31 0.00 0.07 0.30 0.02 99.30 00:50:01 1 0.22 0.00 0.09 0.06 0.02 99.61 01:00:38 all 0.26 0.00 0.17 0.03 0.02 99.53 01:00:38 0 0.17 0.00 0.17 0.04 0.02 99.59 01:00:38 1 0.34 0.00 0.17 0.01 0.03 99.46 01:10:18 all 0.42 0.19 0.17 0.20 0.03 99.00 01:10:18 0 0.43 0.37 0.25 0.35 0.02 98.58 01:10:18 1 0.40 0.01 0.10 0.05 0.03 99.41 01:20:01 all 0.21 0.00 0.08 0.03 0.02 99.66 01:20:01 0 0.17 0.00 0.08 0.06 0.02 99.68 01:20:01 1 0.25 0.00 0.08 0.00 0.02 99.64 01:30:38 all 0.26 0.00 0.14 0.02 0.03 99.55 01:30:38 0 0.26 0.00 0.16 0.00 0.02 99.55 01:30:38 1 0.26 0.00 0.13 0.04 0.03 99.54 01:40:08 all 0.20 0.00 0.07 0.03 0.02 99.68 01:40:08 0 0.25 0.00 0.07 0.03 0.02 99.63 01:40:08 1 0.15 0.00 0.07 0.04 0.02 99.73 01:50:01 all 0.26 0.00 0.06 0.02 0.02 99.64 01:50:01 0 0.20 0.00 0.06 0.01 0.02 99.71 01:50:01 1 0.31 0.00 0.07 0.02 0.02 99.58 02:00:18 all 11.77 0.00 1.89 2.18 0.06 84.10 02:00:18 0 14.28 0.00 2.23 2.80 0.07 80.62 02:00:18 1 9.27 0.00 1.55 1.55 0.05 87.58 02:10:38 all 0.58 0.00 0.26 0.03 0.05 99.09 02:10:38 0 0.52 0.00 0.14 0.03 0.03 99.27 02:10:38 1 0.63 0.00 0.37 0.02 0.06 98.92 02:20:01 all 1.14 0.00 0.58 8.53 0.06 89.70 02:20:01 0 1.59 0.00 0.87 7.22 0.07 90.25 02:20:01 1 0.69 0.00 0.30 9.83 0.04 89.14 02:30:38 all 1.16 0.00 0.31 4.45 0.05 94.03 02:30:38 0 0.72 0.00 0.29 8.79 0.04 90.16 02:30:38 1 1.61 0.00 0.32 0.11 0.05 97.90 02:30:38 CPU %user %nice %system %iowait %steal %idle 02:40:18 all 0.67 0.00 0.25 0.04 0.04 98.99 02:40:18 0 0.76 0.00 0.32 0.07 0.05 98.79 02:40:18 1 0.59 0.00 0.17 0.01 0.04 99.19 02:50:01 all 0.68 0.00 0.24 0.04 0.04 99.00 02:50:01 0 0.85 0.00 0.22 0.06 0.03 98.84 02:50:01 1 0.51 0.00 0.25 0.03 0.05 99.17 Average: all 1.40 0.01 0.33 1.20 0.04 97.02 Average: 0 1.60 0.03 0.38 1.53 0.03 96.42 Average: 1 1.20 0.00 0.29 0.86 0.04 97.62