---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15459 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: 5599.99 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 718 11060 4 4210 14927 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:67:d3:bb 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 79083sec preferred_lft 79083sec inet6 fe80::f816:3eff:fe67:d3bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:95:5d:13:34:73 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::9895:5dff:fe13:3473/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15459) 03/23/26 _x86_64_ (4 CPU) 19:05:40 LINUX RESTART (4 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:00 98.82 2.68 78.92 17.22 520.69 29223.24 262292.96 19:30:01 74.78 27.86 44.52 2.40 440.25 4571.20 2595.68 19:40:07 10.55 0.32 9.68 0.55 18.50 292.83 1153.27 19:50:07 4.88 0.03 4.64 0.20 1.43 152.80 609.18 20:00:02 18.15 0.11 17.24 0.80 2.62 785.68 852.24 20:10:07 11.73 0.03 11.17 0.53 3.15 356.43 214.50 20:20:00 5.72 0.02 5.54 0.16 0.45 149.31 148.46 20:30:07 6.11 0.01 5.92 0.18 1.30 168.35 52.70 20:40:07 5.45 0.00 5.24 0.21 0.31 158.16 108.32 20:50:07 4.69 0.02 4.50 0.17 1.31 146.16 46.24 21:00:07 9.32 0.04 8.88 0.40 4.53 575.00 191.88 Average: 22.74 2.83 17.83 2.07 90.40 3319.94 24334.72 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:00 1665536 13412400 2506216 15.31 266348 11214116 3288172 18.87 2271940 11617916 714368 19:30:01 5415836 8370572 7563772 46.20 272632 2713328 8567336 49.18 2274972 8140096 2340 19:40:07 3319512 6300024 9635096 58.85 273908 2737652 10487040 60.20 2292716 10216084 124 19:50:07 6667992 9663700 6273676 38.32 274612 2752180 7020336 40.30 2295924 6886080 348 20:00:02 12154208 15299080 641228 3.92 279832 2896052 1352932 7.77 2336616 1365320 11656 20:10:07 8536968 11723692 4215280 25.75 281552 2936184 5091660 29.23 2341900 4989416 484 20:20:00 8241208 11445428 4493284 27.44 282096 2953140 5255456 30.17 2343116 5270224 236 20:30:07 6663624 9889092 6048576 36.94 282652 2973828 6858028 39.37 2345312 6839620 112 20:40:07 6620160 9867436 6070172 37.07 283280 2995012 6827672 39.19 2348768 6889068 244 20:50:07 8208292 11479000 4459496 27.24 284096 3017628 5242144 30.09 2352032 5305824 104 21:00:07 7832388 11231188 4707288 28.75 288036 3140460 5314960 30.51 2367788 5662036 120 Average: 6847793 10789237 5146735 31.43 279004 3666325 5936885 34.08 2324644 6652880 66376 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:00 lo 2.44 2.44 2.27 2.27 0.00 0.00 0.00 0.00 19:20:00 ens3 113.85 83.68 1357.83 8.04 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 42.73 42.73 25.85 25.85 0.00 0.00 0.00 0.00 19:30:01 ens3 2.33 2.02 0.52 1.08 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:07 lo 33.11 33.11 13.43 13.43 0.00 0.00 0.00 0.00 19:40:07 ens3 2.24 1.17 0.40 0.66 0.00 0.00 0.00 0.00 19:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:07 lo 7.99 7.99 4.47 4.47 0.00 0.00 0.00 0.00 19:50:07 ens3 0.67 0.31 0.15 0.09 0.00 0.00 0.00 0.00 19:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:02 lo 12.43 12.43 5.74 5.74 0.00 0.00 0.00 0.00 20:00:02 ens3 1.30 0.88 0.34 0.26 0.00 0.00 0.00 0.00 20:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:07 lo 13.40 13.40 7.53 7.53 0.00 0.00 0.00 0.00 20:10:07 ens3 1.40 0.54 0.26 0.14 0.00 0.00 0.00 0.00 20:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:00 lo 20.22 20.22 8.88 8.88 0.00 0.00 0.00 0.00 20:20:00 ens3 0.83 0.57 0.18 0.13 0.00 0.00 0.00 0.00 20:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:07 lo 26.62 26.62 11.15 11.15 0.00 0.00 0.00 0.00 20:30:07 ens3 0.80 0.46 0.16 0.11 0.00 0.00 0.00 0.00 20:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:07 lo 18.62 18.62 10.36 10.36 0.00 0.00 0.00 0.00 20:40:07 ens3 1.11 0.60 0.25 0.17 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:07 lo 10.50 10.50 5.48 5.48 0.00 0.00 0.00 0.00 20:50:07 ens3 0.60 0.38 0.11 0.08 0.00 0.00 0.00 0.00 20:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:07 lo 15.59 15.59 8.22 8.22 0.00 0.00 0.00 0.00 21:00:07 ens3 0.87 0.70 0.24 0.20 0.00 0.00 0.00 0.00 21:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.54 18.54 9.41 9.41 0.00 0.00 0.00 0.00 Average: ens3 11.43 8.29 123.40 0.99 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-15459) 03/23/26 _x86_64_ (4 CPU) 19:05:40 LINUX RESTART (4 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:00 all 37.22 0.00 2.10 1.70 0.11 58.87 19:20:00 0 36.51 0.00 2.22 2.50 0.09 58.68 19:20:00 1 34.84 0.00 2.07 1.67 0.15 61.27 19:20:00 2 39.32 0.00 1.96 1.13 0.11 57.48 19:20:00 3 38.23 0.00 2.14 1.50 0.09 58.05 19:30:01 all 61.63 0.00 2.25 0.14 0.13 35.85 19:30:01 0 62.02 0.00 2.28 0.19 0.13 35.38 19:30:01 1 62.15 0.00 2.13 0.10 0.13 35.49 19:30:01 2 61.53 0.00 2.32 0.16 0.13 35.86 19:30:01 3 60.81 0.00 2.27 0.13 0.13 36.66 19:40:07 all 23.07 0.00 0.92 0.10 0.10 75.81 19:40:07 0 21.93 0.00 0.91 0.16 0.10 76.89 19:40:07 1 24.05 0.00 0.97 0.12 0.10 74.76 19:40:07 2 23.16 0.00 0.89 0.03 0.11 75.81 19:40:07 3 23.13 0.00 0.90 0.09 0.10 75.77 19:50:07 all 10.34 0.00 0.53 0.19 0.08 88.85 19:50:07 0 9.95 0.00 0.57 0.62 0.08 88.78 19:50:07 1 10.76 0.00 0.49 0.06 0.08 88.62 19:50:07 2 10.28 0.00 0.55 0.06 0.09 89.03 19:50:07 3 10.37 0.00 0.53 0.03 0.08 88.99 20:00:02 all 27.13 0.00 1.02 0.06 0.10 71.69 20:00:02 0 26.17 0.00 1.04 0.05 0.10 72.64 20:00:02 1 27.12 0.00 0.95 0.12 0.09 71.72 20:00:02 2 27.38 0.00 1.03 0.03 0.10 71.47 20:00:02 3 27.86 0.00 1.06 0.05 0.09 70.93 20:10:07 all 19.43 0.00 0.64 0.05 0.08 79.80 20:10:07 0 19.26 0.00 0.68 0.03 0.08 79.96 20:10:07 1 19.94 0.00 0.68 0.03 0.08 79.26 20:10:07 2 18.62 0.00 0.61 0.05 0.08 80.64 20:10:07 3 19.89 0.00 0.59 0.10 0.08 79.34 20:20:00 all 9.07 0.00 0.41 0.02 0.08 90.42 20:20:00 0 8.96 0.00 0.37 0.01 0.08 90.57 20:20:00 1 8.98 0.00 0.45 0.02 0.09 90.46 20:20:00 2 8.93 0.00 0.49 0.01 0.08 90.49 20:20:00 3 9.41 0.00 0.32 0.04 0.08 90.14 20:30:07 all 10.33 0.00 0.54 0.36 0.08 88.69 20:30:07 0 10.22 0.00 0.48 0.29 0.08 88.93 20:30:07 1 11.05 0.00 0.65 0.46 0.09 87.75 20:30:07 2 9.68 0.00 0.48 0.42 0.09 89.33 20:30:07 3 10.37 0.00 0.53 0.28 0.08 88.73 20:40:07 all 9.67 0.00 0.45 0.02 0.09 89.77 20:40:07 0 9.51 0.00 0.39 0.00 0.09 90.00 20:40:07 1 9.94 0.00 0.50 0.03 0.09 89.45 20:40:07 2 9.84 0.00 0.48 0.05 0.09 89.54 20:40:07 3 9.38 0.00 0.41 0.02 0.09 90.10 20:50:07 all 6.93 0.00 0.38 0.02 0.08 92.58 20:50:07 0 6.92 0.00 0.36 0.02 0.08 92.62 20:50:07 1 7.18 0.00 0.40 0.05 0.09 92.28 20:50:07 2 6.99 0.00 0.35 0.01 0.09 92.56 20:50:07 3 6.63 0.00 0.42 0.01 0.08 92.85 21:00:07 all 13.61 0.00 0.62 0.04 0.08 85.65 21:00:07 0 13.04 0.00 0.53 0.02 0.08 86.33 21:00:07 1 13.75 0.00 0.59 0.05 0.08 85.54 21:00:07 2 13.53 0.00 0.72 0.02 0.09 85.63 21:00:07 3 14.13 0.00 0.63 0.06 0.08 85.10 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.77 0.00 0.90 0.25 0.09 78.00 Average: 0 20.41 0.00 0.90 0.35 0.09 78.25 Average: 1 20.89 0.00 0.90 0.25 0.10 77.87 Average: 2 20.84 0.00 0.90 0.18 0.10 77.99 Average: 3 20.93 0.00 0.89 0.21 0.09 77.88