---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15630 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: 5599.94 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 762 4888 4 2584 7179 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:ab:fb:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79147sec preferred_lft 79147sec inet6 fe80::f816:3eff:feab:fb77/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15630) 05/16/26 _x86_64_ (2 CPU) 00:40:47 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:13 13.91 0.01 1.58 12.31 0.20 18.95 107546.74 01:10:13 1.21 0.00 1.19 0.02 0.00 14.56 1.09 01:20:01 1.21 0.00 1.19 0.02 0.01 14.78 1.22 01:30:13 1.45 0.00 1.42 0.03 0.00 17.88 642.95 01:40:13 3.36 1.57 1.75 0.04 127.31 212.99 1.69 01:50:01 21.71 1.73 17.72 2.26 135.45 3103.75 1016.19 02:00:13 1.46 0.00 1.44 0.02 0.00 18.45 0.22 02:10:13 1.30 0.00 1.29 0.01 0.00 123.67 0.64 02:20:01 1.50 0.00 1.48 0.02 0.00 421.66 413.53 02:30:13 1.59 0.00 1.56 0.02 0.00 130.63 0.86 02:40:03 2.81 0.04 2.41 0.35 1.45 836.83 1850.94 Average: 4.67 0.30 2.97 1.39 23.79 439.35 10316.31 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:13 6306696 7554792 265572 3.27 30684 1423072 520200 5.67 444972 1183560 164 01:10:13 6306000 7554628 265732 3.27 30888 1423396 520328 5.67 445464 1184088 164 01:20:01 6301772 7550932 269420 3.31 31084 1423724 522420 5.69 447532 1184612 288 01:30:13 6296776 7546484 273828 3.37 31292 1424052 522460 5.69 447524 1185148 164 01:40:13 6010904 7417768 394780 4.85 40252 1565756 800016 8.71 577136 1314296 60492 01:50:01 5074400 7194052 577288 7.10 85164 2198412 802760 8.74 778076 1958620 148 02:00:13 5057164 7177348 593948 7.30 85272 2198836 772852 8.42 747352 1959152 188 02:10:13 5108152 7261232 510060 6.27 85456 2231564 787800 8.58 746236 1992052 244 02:20:01 4832144 7106644 662748 8.15 85608 2351184 931596 10.15 889592 2111836 264 02:30:13 4787928 7097528 671212 8.25 85784 2385628 931596 10.15 890528 2146320 312 02:40:03 5038460 7379952 395816 4.87 86348 2423468 616340 6.71 616724 2184460 920 Average: 5556400 7349215 443673 5.46 61621 1913554 702579 7.65 639194 1673104 5759 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:13 ens3 0.55 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 0.38 0.05 0.85 0.03 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 0.75 0.29 0.38 0.61 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 0.27 0.04 0.07 0.03 0.00 0.00 0.00 0.00 01:40:13 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:40:13 ens3 21.01 10.96 72.81 4.28 0.00 0.00 0.00 0.00 01:50:01 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 76.16 64.08 738.81 9.20 0.00 0.00 0.00 0.00 02:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 34.13 31.70 549.46 2.10 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 71.98 69.11 1204.16 4.53 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 27.88 26.54 455.52 1.77 0.00 0.00 0.00 0.00 02:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 23.30 22.39 382.63 1.51 0.00 0.00 0.00 0.00 02:40:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 30.72 22.95 261.07 25.87 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 25.97 22.46 332.31 4.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15630) 05/16/26 _x86_64_ (2 CPU) 00:40:47 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:13 all 0.27 0.00 0.17 0.03 0.02 99.50 01:00:13 0 0.19 0.00 0.16 0.03 0.03 99.59 01:00:13 1 0.36 0.00 0.18 0.03 0.02 99.41 01:10:13 all 0.22 0.00 0.07 0.02 0.02 99.67 01:10:13 0 0.38 0.00 0.06 0.01 0.02 99.54 01:10:13 1 0.05 0.00 0.09 0.03 0.03 99.80 01:20:01 all 0.31 0.00 0.07 0.01 0.03 99.58 01:20:01 0 0.49 0.00 0.05 0.02 0.02 99.43 01:20:01 1 0.13 0.00 0.10 0.01 0.04 99.73 01:30:13 all 0.25 0.00 0.15 0.01 0.02 99.56 01:30:13 0 0.23 0.00 0.14 0.02 0.02 99.59 01:30:13 1 0.28 0.00 0.17 0.01 0.02 99.52 01:40:13 all 1.29 0.00 0.28 0.06 0.03 98.35 01:40:13 0 0.99 0.00 0.20 0.07 0.02 98.71 01:40:13 1 1.58 0.00 0.36 0.05 0.03 97.98 01:50:01 all 10.19 0.00 1.68 0.50 0.07 87.56 01:50:01 0 8.29 0.00 1.52 0.55 0.06 89.58 01:50:01 1 12.10 0.00 1.85 0.45 0.07 85.53 02:00:13 all 0.67 0.00 0.37 0.02 0.07 98.88 02:00:13 0 0.74 0.00 0.49 0.03 0.09 98.65 02:00:13 1 0.60 0.00 0.24 0.00 0.05 99.11 02:10:13 all 1.02 0.00 0.55 0.02 0.06 98.35 02:10:13 0 1.57 0.00 0.98 0.01 0.08 97.36 02:10:13 1 0.47 0.00 0.13 0.03 0.04 99.34 02:20:01 all 0.84 0.00 0.21 0.02 0.07 98.86 02:20:01 0 0.95 0.00 0.27 0.02 0.08 98.68 02:20:01 1 0.72 0.00 0.15 0.02 0.06 99.04 02:30:13 all 0.67 0.00 0.33 0.01 0.06 98.92 02:30:13 0 0.53 0.00 0.31 0.01 0.07 99.08 02:30:13 1 0.80 0.00 0.36 0.01 0.06 98.77 02:40:03 all 2.39 0.00 0.39 1.78 0.07 95.38 02:40:03 0 2.07 0.00 0.45 0.32 0.08 97.08 02:40:03 1 2.72 0.00 0.32 3.23 0.05 93.68 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.63 0.00 0.39 0.22 0.05 97.72 Average: 0 1.48 0.00 0.42 0.10 0.05 97.96 Average: 1 1.78 0.00 0.36 0.34 0.04 97.48