---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33538 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 8.0G 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 758 5050 4 2434 7183 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:27:eb:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.151/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 72886sec preferred_lft 72886sec inet6 fe80::f816:3eff:fe27:eba9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33538) 07/07/26 _x86_64_ (2 CPU) 00:41:14 LINUX RESTART (2 CPU) 00:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:15 1.75 0.01 1.72 0.02 1.11 21.07 871.61 01:10:01 1.31 0.00 1.30 0.02 0.00 15.63 1.23 01:20:15 13.74 0.00 1.47 12.27 0.16 16.99 106663.90 01:30:15 1.69 0.00 1.65 0.04 0.00 20.57 654.56 01:40:01 15.89 13.85 1.96 0.08 154.60 45.18 324.25 01:50:15 1.37 0.00 1.35 0.02 0.00 16.16 1.17 02:00:15 25.01 2.86 19.78 2.37 225.56 3708.71 1829.81 02:10:01 1.30 0.00 1.29 0.02 0.00 19.01 1.11 02:20:15 1.31 0.00 1.29 0.02 0.00 23.12 1.26 02:30:15 1.61 0.00 1.57 0.03 0.00 23.83 1.45 02:40:01 1.26 0.00 1.25 0.02 0.00 19.38 1.23 02:50:05 1.44 0.00 1.42 0.02 0.00 21.48 0.99 03:00:05 1.56 0.00 1.53 0.03 0.00 130.72 1.95 03:10:01 1.34 0.00 1.30 0.03 0.00 20.56 4.59 03:20:15 1.48 0.00 1.47 0.01 0.00 22.42 0.10 03:30:15 1.54 0.00 1.52 0.02 0.00 26.43 0.25 03:40:01 1.40 0.00 1.40 0.00 0.00 18.31 0.00 03:50:15 1.37 0.00 1.37 0.00 0.00 18.28 0.00 04:00:15 1.53 0.00 1.52 0.02 0.00 21.07 0.25 04:10:01 1.47 0.00 1.47 0.00 0.00 35.12 0.14 04:20:15 1.31 0.00 1.30 0.01 0.00 21.68 0.10 Average: 3.84 0.78 2.33 0.73 18.00 203.09 5372.22 00:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:15 6247480 7521868 298288 3.67 30932 1448784 520368 5.67 452752 1201264 172 01:10:01 6254816 7529748 290404 3.57 31140 1449112 520464 5.67 453028 1201800 172 01:20:15 6268736 7544248 275880 3.39 31336 1449480 520600 5.67 453628 1202336 132 01:30:15 6258440 7534544 285392 3.51 31588 1449812 575748 6.27 458648 1202916 132 01:40:01 6196392 7529740 281196 3.46 35744 1494564 520796 5.67 454688 1251092 240 01:50:15 6195888 7529788 281140 3.46 35964 1494888 520860 5.67 454752 1251636 164 02:00:15 5032108 7294088 464000 5.71 91052 2322808 718776 7.83 678512 2089084 248 02:10:01 5018520 7281852 476240 5.86 91220 2323996 719028 7.83 678856 2090440 244 02:20:15 5105088 7371004 387080 4.76 91376 2326424 642876 7.00 594688 2093024 260 02:30:15 5079436 7347076 410920 5.05 91548 2328000 684336 7.45 636540 2094620 248 02:40:01 5089472 7358696 399324 4.91 91720 2329388 685352 7.46 637284 2096204 288 02:50:05 5082168 7352800 405036 4.98 91892 2330628 741476 8.08 643460 2097612 208 03:00:05 5029736 7334452 423420 5.21 92044 2364420 706252 7.69 658264 2131560 252 03:10:01 5011072 7317400 440456 5.42 92204 2365852 723340 7.88 675412 2133024 304 03:20:15 5013612 7321440 436332 5.37 92336 2367200 723400 7.88 675860 2134504 212 03:30:15 4957676 7267904 489868 6.02 92484 2369416 705016 7.68 657464 2136868 260 03:40:01 4981604 7292640 465112 5.72 92588 2370120 705084 7.68 657464 2137668 304 03:50:15 4947456 7259348 498404 6.13 92688 2370856 762080 8.30 714540 2138512 184 04:00:15 4921928 7234828 522904 6.43 92812 2371732 763152 8.31 714832 2139384 204 04:10:01 4971776 7290176 467488 5.75 92916 2377056 708820 7.72 660688 2144812 296 04:20:15 4970720 7291212 466420 5.74 93032 2379004 708872 7.72 660700 2146876 260 Average: 5363530 7371660 403110 4.96 75172 2099216 660795 7.20 603431 1862630 228 00:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 0.81 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.69 0.06 4.81 0.03 0.00 0.00 0.00 0.00 01:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 0.50 0.08 0.12 0.06 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 0.29 0.05 0.08 0.03 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 0.44 0.19 0.12 0.61 0.00 0.00 0.00 0.00 01:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:15 ens3 0.34 0.10 0.10 0.05 0.00 0.00 0.00 0.00 02:00:15 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:15 ens3 75.15 56.17 454.27 12.26 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 25.41 22.64 396.15 1.51 0.00 0.00 0.00 0.00 02:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:15 ens3 31.92 30.24 418.34 2.52 0.00 0.00 0.00 0.00 02:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:15 ens3 27.24 25.16 397.52 1.67 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 26.85 25.42 406.78 1.72 0.00 0.00 0.00 0.00 02:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:05 ens3 21.96 20.09 325.33 1.35 0.00 0.00 0.00 0.00 03:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:05 ens3 19.37 17.21 282.48 1.17 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 43.66 40.80 681.99 2.67 0.00 0.00 0.00 0.00 03:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:15 ens3 42.29 39.78 675.32 2.60 0.00 0.00 0.00 0.00 03:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:15 ens3 33.74 31.94 495.97 2.47 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 24.67 23.24 388.28 1.53 0.00 0.00 0.00 0.00 03:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:15 ens3 26.01 24.63 416.77 1.60 0.00 0.00 0.00 0.00 04:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:15 ens3 26.76 25.49 426.56 1.68 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 34.79 32.17 408.96 2.94 0.00 0.00 0.00 0.00 04:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:15 ens3 12.73 12.41 136.91 1.10 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 22.64 20.38 300.75 1.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33538) 07/07/26 _x86_64_ (2 CPU) 00:41:14 LINUX RESTART (2 CPU) 00:50:15 CPU %user %nice %system %iowait %steal %idle 01:00:15 all 0.29 0.00 0.17 0.01 0.02 99.51 01:00:15 0 0.39 0.00 0.15 0.00 0.01 99.45 01:00:15 1 0.19 0.00 0.19 0.02 0.02 99.58 01:10:01 all 0.25 0.00 0.08 0.01 0.02 99.65 01:10:01 0 0.32 0.00 0.07 0.00 0.02 99.59 01:10:01 1 0.18 0.00 0.08 0.01 0.02 99.70 01:20:15 all 0.27 0.00 0.08 0.03 0.02 99.60 01:20:15 0 0.23 0.00 0.09 0.01 0.02 99.66 01:20:15 1 0.31 0.00 0.08 0.05 0.02 99.55 01:30:15 all 0.28 0.00 0.17 0.01 0.02 99.52 01:30:15 0 0.26 0.00 0.16 0.01 0.02 99.56 01:30:15 1 0.30 0.00 0.19 0.02 0.02 99.47 01:40:01 all 0.26 0.18 0.14 0.15 0.02 99.25 01:40:01 0 0.36 0.31 0.17 0.23 0.02 98.92 01:40:01 1 0.15 0.06 0.12 0.06 0.02 99.59 01:50:15 all 0.24 0.00 0.07 0.01 0.02 99.67 01:50:15 0 0.05 0.00 0.09 0.01 0.02 99.83 01:50:15 1 0.43 0.00 0.04 0.01 0.01 99.50 02:00:15 all 12.39 0.00 1.90 0.53 0.06 85.12 02:00:15 0 13.46 0.00 2.10 0.61 0.05 83.78 02:00:15 1 11.33 0.00 1.70 0.45 0.06 86.47 02:10:01 all 0.73 0.00 0.25 0.01 0.04 98.97 02:10:01 0 0.77 0.00 0.28 0.01 0.05 98.90 02:10:01 1 0.69 0.00 0.22 0.01 0.04 99.04 02:20:15 all 1.46 0.00 0.30 0.01 0.05 98.19 02:20:15 0 1.14 0.00 0.27 0.00 0.04 98.55 02:20:15 1 1.78 0.00 0.33 0.01 0.05 97.83 02:30:15 all 0.91 0.00 0.29 0.01 0.04 98.75 02:30:15 0 0.84 0.00 0.28 0.01 0.04 98.83 02:30:15 1 0.98 0.00 0.29 0.01 0.04 98.67 02:40:01 all 0.83 0.00 0.19 0.03 0.04 98.91 02:40:01 0 0.96 0.00 0.21 0.01 0.04 98.78 02:40:01 1 0.71 0.00 0.17 0.05 0.03 99.04 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:05 all 2.52 0.00 0.42 0.01 0.04 97.00 02:50:05 0 1.68 0.00 0.31 0.01 0.04 97.97 02:50:05 1 3.38 0.00 0.55 0.01 0.05 96.02 03:00:05 all 5.51 0.00 0.92 0.01 0.07 93.50 03:00:05 0 6.08 0.00 1.00 0.01 0.07 92.84 03:00:05 1 4.94 0.00 0.83 0.01 0.07 94.15 03:10:01 all 0.95 0.00 0.24 0.02 0.03 98.76 03:10:01 0 0.76 0.00 0.18 0.01 0.03 99.02 03:10:01 1 1.14 0.00 0.29 0.02 0.04 98.51 03:20:15 all 1.02 0.00 0.25 0.01 0.03 98.69 03:20:15 0 1.03 0.00 0.23 0.01 0.03 98.71 03:20:15 1 1.02 0.00 0.27 0.01 0.03 98.67 03:30:15 all 1.22 0.00 0.42 0.01 0.03 98.31 03:30:15 0 1.38 0.00 0.48 0.01 0.03 98.10 03:30:15 1 1.07 0.00 0.37 0.01 0.03 98.52 03:40:01 all 0.67 0.00 0.30 0.01 0.03 98.99 03:40:01 0 0.71 0.00 0.39 0.01 0.04 98.85 03:40:01 1 0.64 0.00 0.21 0.00 0.02 99.13 03:50:15 all 0.68 0.00 0.30 0.01 0.03 98.98 03:50:15 0 0.67 0.00 0.35 0.01 0.04 98.93 03:50:15 1 0.68 0.00 0.26 0.00 0.03 99.03 04:00:15 all 0.72 0.00 0.37 0.01 0.03 98.86 04:00:15 0 0.72 0.00 0.44 0.01 0.03 98.80 04:00:15 1 0.73 0.00 0.31 0.01 0.03 98.93 04:10:01 all 2.02 0.00 0.43 0.01 0.04 97.50 04:10:01 0 1.84 0.00 0.33 0.01 0.03 97.79 04:10:01 1 2.21 0.00 0.54 0.00 0.05 97.20 04:20:15 all 0.98 0.00 0.22 0.01 0.03 98.77 04:20:15 0 0.63 0.00 0.14 0.01 0.02 99.20 04:20:15 1 1.32 0.00 0.30 0.00 0.04 98.33 Average: all 1.62 0.01 0.36 0.04 0.03 97.93 Average: 0 1.62 0.01 0.37 0.05 0.03 97.92 Average: 1 1.62 0.00 0.35 0.04 0.03 97.95