---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34514 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5599.99 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: 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 729 8667 4 6592 14917 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:ad:f9:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79231sec preferred_lft 79231sec inet6 fe80::f816:3eff:fead:f911/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:67:13:46:89:6a 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::dc67:13ff:fe46:896a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-34514) 07/10/26 _x86_64_ (4 CPU) 11:45:21 LINUX RESTART (4 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:18 87.54 2.33 68.37 16.84 124.53 24532.10 237287.55 12:10:20 17.36 1.00 15.56 0.81 11.20 427.85 1539.58 12:20:01 8.78 0.04 8.28 0.45 0.99 288.67 379.49 12:30:28 43.67 19.00 23.44 1.24 166.70 1792.42 2107.27 12:40:28 48.24 18.64 28.13 1.47 150.91 1805.79 854.60 12:50:01 5.76 0.00 5.56 0.20 0.00 158.67 62.70 13:00:28 5.58 0.00 5.35 0.22 0.01 153.41 116.94 13:10:22 5.23 0.00 5.03 0.20 0.00 152.88 92.49 13:20:01 5.82 0.00 5.59 0.23 0.00 175.04 145.64 13:30:22 9.87 0.01 9.40 0.46 0.08 571.24 247.63 13:40:01 7.79 0.00 7.52 0.27 0.03 308.60 105.83 Average: 22.69 3.81 16.80 2.08 42.31 2829.48 22694.28 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:18 1463740 6619444 9306612 56.84 255664 4777216 10256740 58.87 2108408 12101420 80 12:10:20 2388004 7137424 8790476 53.69 258160 4376612 10982940 63.04 2172192 11143276 940 12:20:01 5004112 9779968 6149364 37.56 259696 4401516 6952360 39.91 2179536 8524660 520 12:30:28 2455520 7681360 8245352 50.36 272736 4825380 9125524 52.38 2362800 10858232 392 12:40:28 4070612 9707944 6219052 37.98 283660 5217124 6931512 39.79 2515548 9092052 232 12:50:01 5695512 11352200 4576180 27.95 284120 5235976 5286920 30.35 2517856 7456780 400 13:00:28 5476524 11154000 4774356 29.16 284584 5256240 5396324 30.97 2519116 7685360 52 13:10:22 4095180 9793712 6133864 37.46 285124 5276720 6870556 39.44 2521024 9063216 88 13:20:01 4058744 9781108 6146512 37.54 285764 5299804 6893888 39.57 2524508 9098288 276 13:30:22 5307208 11161272 4766844 29.11 289692 5421988 5447600 31.27 2532844 7841708 56 13:40:01 5941696 11849200 4079348 24.91 290248 5474728 5556668 31.90 2551080 7192528 124 Average: 4177896 9637967 6289815 38.42 277223 5051209 7245548 41.59 2409537 9096138 287 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:18 lo 12.10 12.10 8.85 8.85 0.00 0.00 0.00 0.00 12:00:18 ens3 76.21 50.60 1046.47 4.52 0.00 0.00 0.00 0.00 12:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:20 lo 23.61 23.61 11.00 11.00 0.00 0.00 0.00 0.00 12:10:20 ens3 1.04 0.88 0.20 0.16 0.00 0.00 0.00 0.00 12:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 29.66 29.66 13.06 13.06 0.00 0.00 0.00 0.00 12:20:01 ens3 1.27 1.15 0.23 1.33 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:28 lo 13.66 13.66 10.27 10.27 0.00 0.00 0.00 0.00 12:30:28 ens3 1.06 1.00 0.34 0.27 0.00 0.00 0.00 0.00 12:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:28 lo 31.52 31.52 18.00 18.00 0.00 0.00 0.00 0.00 12:40:28 ens3 1.70 1.53 0.46 0.37 0.00 0.00 0.00 0.00 12:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 19.29 19.29 9.20 9.20 0.00 0.00 0.00 0.00 12:50:01 ens3 0.63 0.57 0.14 0.12 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:28 lo 25.28 25.28 8.51 8.51 0.00 0.00 0.00 0.00 13:00:28 ens3 0.49 0.43 0.13 0.11 0.00 0.00 0.00 0.00 13:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:22 lo 13.53 13.53 7.01 7.01 0.00 0.00 0.00 0.00 13:10:22 ens3 0.53 0.49 0.13 0.09 0.00 0.00 0.00 0.00 13:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 16.03 16.03 9.49 9.49 0.00 0.00 0.00 0.00 13:20:01 ens3 0.65 0.51 0.16 0.12 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:22 lo 16.37 16.37 9.19 9.19 0.00 0.00 0.00 0.00 13:30:22 ens3 0.71 0.66 0.20 0.17 0.00 0.00 0.00 0.00 13:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 17.71 17.71 7.17 7.17 0.00 0.00 0.00 0.00 13:40:01 ens3 0.93 0.66 0.26 0.19 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.85 19.85 10.16 10.16 0.00 0.00 0.00 0.00 Average: ens3 7.94 5.44 97.99 0.68 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-34514) 07/10/26 _x86_64_ (4 CPU) 11:45:21 LINUX RESTART (4 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:18 all 38.68 0.00 2.20 0.47 0.12 58.53 12:00:18 0 38.58 0.00 2.40 0.28 0.11 58.63 12:00:18 1 37.91 0.00 2.14 0.91 0.12 58.91 12:00:18 2 38.04 0.00 2.13 0.32 0.12 59.39 12:00:18 3 40.18 0.00 2.13 0.38 0.12 57.19 12:10:20 all 40.59 0.00 1.60 0.11 0.15 57.55 12:10:20 0 41.33 0.00 1.57 0.12 0.15 56.83 12:10:20 1 39.83 0.00 1.63 0.04 0.16 58.34 12:10:20 2 40.08 0.00 1.57 0.12 0.15 58.09 12:10:20 3 41.11 0.00 1.63 0.16 0.15 56.95 12:20:01 all 24.33 0.00 1.24 0.19 0.23 74.02 12:20:01 0 23.85 0.00 1.23 0.29 0.14 74.49 12:20:01 1 24.16 0.00 1.22 0.03 0.29 74.30 12:20:01 2 24.59 0.00 1.36 0.13 0.31 73.61 12:20:01 3 24.73 0.00 1.14 0.30 0.17 73.67 12:30:28 all 38.92 0.00 1.31 0.08 0.17 59.52 12:30:28 0 39.20 0.00 1.27 0.09 0.17 59.27 12:30:28 1 39.37 0.00 1.25 0.03 0.18 59.18 12:30:28 2 38.69 0.00 1.44 0.15 0.17 59.54 12:30:28 3 38.41 0.00 1.28 0.05 0.18 60.08 12:40:28 all 51.47 0.00 1.63 0.11 0.20 46.59 12:40:28 0 50.55 0.00 1.66 0.11 0.20 47.49 12:40:28 1 51.08 0.00 1.69 0.14 0.20 46.89 12:40:28 2 52.04 0.00 1.65 0.07 0.21 46.04 12:40:28 3 52.20 0.00 1.53 0.11 0.19 45.96 12:50:01 all 10.33 0.00 0.42 0.02 0.08 89.15 12:50:01 0 10.49 0.00 0.41 0.04 0.08 88.99 12:50:01 1 10.41 0.00 0.42 0.02 0.09 89.06 12:50:01 2 10.11 0.00 0.39 0.02 0.08 89.40 12:50:01 3 10.29 0.00 0.48 0.01 0.07 89.15 13:00:28 all 9.19 0.00 0.38 0.03 0.14 90.27 13:00:28 0 8.84 0.00 0.40 0.03 0.10 90.63 13:00:28 1 9.28 0.00 0.31 0.03 0.10 90.29 13:00:28 2 9.32 0.00 0.50 0.04 0.17 89.97 13:00:28 3 9.34 0.00 0.30 0.00 0.17 90.18 13:10:22 all 10.44 0.00 0.41 0.02 0.08 89.05 13:10:22 0 10.59 0.00 0.40 0.01 0.06 88.94 13:10:22 1 10.07 0.00 0.47 0.02 0.09 89.34 13:10:22 2 10.41 0.00 0.36 0.05 0.07 89.11 13:10:22 3 10.67 0.00 0.42 0.00 0.07 88.83 13:20:01 all 11.26 0.00 0.57 0.02 0.07 88.08 13:20:01 0 11.72 0.00 0.47 0.01 0.06 87.74 13:20:01 1 11.48 0.00 0.57 0.02 0.07 87.86 13:20:01 2 11.55 0.00 0.68 0.04 0.07 87.66 13:20:01 3 10.30 0.00 0.57 0.01 0.06 89.06 13:30:22 all 14.55 0.00 0.64 0.55 0.07 84.20 13:30:22 0 14.59 0.00 0.60 1.20 0.07 83.54 13:30:22 1 14.97 0.00 0.64 0.45 0.07 83.87 13:30:22 2 13.75 0.00 0.66 0.49 0.07 85.01 13:30:22 3 14.87 0.00 0.65 0.05 0.07 84.36 13:40:01 all 14.53 0.00 0.58 0.21 0.13 84.54 13:40:01 0 13.99 0.00 0.58 0.07 0.13 85.24 13:40:01 1 14.39 0.00 0.65 0.39 0.15 84.43 13:40:01 2 15.01 0.00 0.61 0.35 0.13 83.91 13:40:01 3 14.75 0.00 0.49 0.05 0.11 84.61 Average: CPU %user %nice %system %iowait %steal %idle Average: all 24.17 0.00 1.00 0.17 0.13 74.53 Average: 0 24.12 0.00 1.00 0.21 0.12 74.55 Average: 1 24.05 0.00 1.00 0.19 0.14 74.61 Average: 2 24.09 0.00 1.04 0.16 0.14 74.56 Average: 3 24.41 0.00 0.97 0.10 0.13 74.39