---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15461 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 715 10762 4 4510 14930 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:db:77:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79167sec preferred_lft 79167sec inet6 fe80::f816:3eff:fedb:77d6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:f8:31:1c:58:e3 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::a0f8:31ff:fe1c:58e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15461) 03/23/26 _x86_64_ (4 CPU) 19:05:51 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:05 129.74 7.22 119.39 3.13 1123.80 32446.87 14727.01 19:30:05 76.89 24.96 49.13 2.81 375.81 5207.33 3767.32 19:40:05 14.63 0.18 13.68 0.77 10.39 365.42 1001.34 19:50:05 7.57 0.01 7.22 0.34 0.72 270.29 835.20 20:00:05 20.23 0.03 19.29 0.91 0.77 847.04 1503.12 20:10:05 10.23 0.01 9.74 0.48 0.81 295.16 336.76 20:20:05 5.39 0.01 5.15 0.23 1.25 145.99 156.59 20:30:00 5.62 0.01 5.44 0.17 1.12 150.81 70.56 20:40:00 6.17 0.00 5.97 0.20 0.31 166.01 99.36 20:50:01 9.43 0.05 8.99 0.38 4.93 566.08 150.94 21:00:01 7.50 0.02 7.17 0.30 1.47 282.71 235.16 Average: 26.69 2.96 22.84 0.88 138.39 3706.18 2081.55 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:05 3495760 14259608 1665740 10.17 240500 10308600 2743912 15.75 2129092 9989636 1584 19:30:05 2560980 5812360 10122292 61.82 268488 2995140 11275328 64.72 2352532 10915832 444 19:40:05 3595260 6872692 9062500 55.35 270656 3018796 9764956 56.05 2387936 9823940 424 19:50:05 6299252 9599540 6338108 38.71 271348 3040960 7037088 40.39 2394164 7140056 156 20:00:05 10170664 13625276 2314760 14.14 277712 3184088 3053980 17.53 2446892 3221984 128 20:10:05 7867544 11360780 4577856 27.96 278888 3221492 5286576 30.34 2449648 5520224 176 20:20:05 7914756 11427212 4511324 27.55 279564 3239996 5234608 30.05 2451292 5459824 132 20:30:00 6388124 9919352 6018332 36.76 280076 3258196 6774248 38.88 2453152 6964748 344 20:40:00 6237972 9790388 6147252 37.54 280600 3278860 6922384 39.73 2456376 7126388 324 20:50:01 7851804 11534812 4403612 26.90 284712 3399352 5221444 29.97 2465788 5514320 396 21:00:01 6850436 10582340 5355588 32.71 285592 3447164 6084552 34.93 2485344 6492244 144 Average: 6293868 10434942 5501579 33.60 274376 3853877 6309007 36.21 2406565 7106291 387 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:05 lo 2.14 2.14 2.16 2.16 0.00 0.00 0.00 0.00 19:20:05 ens3 141.93 104.41 1567.05 9.85 0.00 0.00 0.00 0.00 19:20:05 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 19:30:05 lo 26.93 26.93 19.63 19.63 0.00 0.00 0.00 0.00 19:30:05 ens3 2.15 1.85 0.66 0.55 0.00 0.00 0.00 0.00 19:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:05 lo 41.67 41.67 16.51 16.51 0.00 0.00 0.00 0.00 19:40:05 ens3 2.48 1.21 0.48 0.30 0.00 0.00 0.00 0.00 19:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:05 lo 16.18 16.18 8.01 8.01 0.00 0.00 0.00 0.00 19:50:05 ens3 0.77 0.38 0.17 0.10 0.00 0.00 0.00 0.00 19:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:05 lo 14.26 14.26 7.00 7.00 0.00 0.00 0.00 0.00 20:00:05 ens3 1.35 1.01 0.35 0.28 0.00 0.00 0.00 0.00 20:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:05 lo 18.57 18.57 9.82 9.82 0.00 0.00 0.00 0.00 20:10:05 ens3 1.52 0.66 0.29 0.17 0.00 0.00 0.00 0.00 20:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:05 lo 27.68 27.68 10.07 10.07 0.00 0.00 0.00 0.00 20:20:05 ens3 0.69 0.43 0.14 0.10 0.00 0.00 0.00 0.00 20:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 15.42 15.42 7.61 7.61 0.00 0.00 0.00 0.00 20:30:00 ens3 0.79 0.44 0.15 0.10 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 17.42 17.42 10.54 10.54 0.00 0.00 0.00 0.00 20:40:00 ens3 1.55 1.30 0.28 1.81 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 12.47 12.47 7.23 7.23 0.00 0.00 0.00 0.00 20:50:01 ens3 0.81 0.57 0.20 0.15 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 23.76 23.76 10.21 10.21 0.00 0.00 0.00 0.00 21:00:01 ens3 0.90 0.71 0.20 0.16 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.69 19.69 9.89 9.89 0.00 0.00 0.00 0.00 Average: ens3 14.09 10.28 142.81 1.24 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15461) 03/23/26 _x86_64_ (4 CPU) 19:05:51 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:05 all 31.88 0.00 1.85 5.57 0.08 60.62 19:20:05 0 32.40 0.00 1.57 5.30 0.08 60.66 19:20:05 1 34.04 0.00 2.16 6.52 0.08 57.20 19:20:05 2 30.09 0.00 1.92 4.14 0.08 63.77 19:20:05 3 31.00 0.00 1.75 6.31 0.08 60.86 19:30:05 all 55.73 0.00 2.05 0.25 0.12 41.85 19:30:05 0 55.13 0.00 2.10 0.50 0.12 42.14 19:30:05 1 56.11 0.00 2.01 0.20 0.12 41.57 19:30:05 2 56.98 0.00 1.86 0.12 0.12 40.93 19:30:05 3 54.69 0.00 2.25 0.19 0.12 42.75 19:40:05 all 30.76 0.00 1.25 0.14 0.10 67.75 19:40:05 0 30.99 0.00 1.22 0.12 0.10 67.57 19:40:05 1 30.75 0.00 1.28 0.07 0.10 67.80 19:40:05 2 30.24 0.00 1.23 0.08 0.10 68.35 19:40:05 3 31.08 0.00 1.25 0.27 0.10 67.29 19:50:05 all 17.09 0.00 0.76 0.33 0.09 81.72 19:50:05 0 16.98 0.00 0.80 0.08 0.08 82.06 19:50:05 1 16.33 0.00 0.81 0.60 0.09 82.17 19:50:05 2 17.62 0.00 0.64 0.37 0.08 81.29 19:50:05 3 17.45 0.00 0.79 0.29 0.09 81.38 20:00:05 all 29.34 0.00 0.98 0.08 0.09 69.51 20:00:05 0 30.28 0.00 0.90 0.05 0.08 68.70 20:00:05 1 28.91 0.00 0.98 0.10 0.09 69.92 20:00:05 2 29.36 0.00 1.13 0.03 0.08 69.39 20:00:05 3 28.81 0.00 0.92 0.14 0.09 70.04 20:10:05 all 18.61 0.00 0.73 0.08 0.08 80.50 20:10:05 0 18.52 0.00 0.73 0.02 0.08 80.65 20:10:05 1 18.80 0.00 0.72 0.05 0.08 80.35 20:10:05 2 18.42 0.00 0.86 0.05 0.07 80.60 20:10:05 3 18.72 0.00 0.63 0.18 0.07 80.40 20:20:05 all 8.93 0.00 0.40 0.03 0.07 90.57 20:20:05 0 8.87 0.00 0.39 0.04 0.06 90.65 20:20:05 1 9.09 0.00 0.42 0.02 0.07 90.40 20:20:05 2 8.68 0.00 0.50 0.04 0.07 90.71 20:20:05 3 9.08 0.00 0.30 0.03 0.06 90.54 20:30:00 all 9.88 0.00 0.45 0.02 0.07 89.58 20:30:00 0 9.90 0.00 0.37 0.00 0.06 89.66 20:30:00 1 9.95 0.00 0.39 0.01 0.07 89.58 20:30:00 2 9.55 0.00 0.55 0.02 0.08 89.81 20:30:00 3 10.14 0.00 0.48 0.04 0.07 89.27 20:40:00 all 9.66 0.00 0.42 0.02 0.08 89.83 20:40:00 0 9.54 0.00 0.36 0.01 0.07 90.03 20:40:00 1 9.53 0.00 0.40 0.02 0.08 89.97 20:40:00 2 9.92 0.00 0.42 0.04 0.08 89.54 20:40:00 3 9.64 0.00 0.48 0.03 0.08 89.78 20:50:01 all 12.67 0.00 0.49 0.04 0.08 86.73 20:50:01 0 12.84 0.00 0.53 0.01 0.07 86.54 20:50:01 1 13.78 0.00 0.57 0.03 0.08 85.55 20:50:01 2 12.09 0.00 0.50 0.07 0.08 87.26 20:50:01 3 11.98 0.00 0.37 0.03 0.07 87.56 21:00:01 all 15.33 0.00 0.65 0.02 0.08 83.91 21:00:01 0 15.43 0.00 0.64 0.01 0.08 83.84 21:00:01 1 15.09 0.00 0.64 0.02 0.08 84.16 21:00:01 2 16.25 0.00 0.63 0.06 0.09 82.97 21:00:01 3 14.56 0.00 0.68 0.01 0.08 84.68 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.81 0.00 0.91 0.60 0.08 76.59 Average: 0 21.91 0.00 0.87 0.56 0.08 76.58 Average: 1 22.04 0.00 0.94 0.69 0.09 76.24 Average: 2 21.75 0.00 0.93 0.46 0.08 76.77 Average: 3 21.56 0.00 0.90 0.68 0.08 76.78