---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1488 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 692 11245 3 4051 14954 Swap: 1023 1 1022 ---> 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:1f:2e:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79661sec preferred_lft 79661sec inet6 fe80::f816:3eff:fe1f:2e6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:8d:6f:0d:91:a6 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::6c8d:6fff:fe0d:91a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1488) 04/09/26 _x86_64_ (4 CPU) 13:49:43 LINUX RESTART (4 CPU) 13:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:14 151.09 16.24 129.94 4.91 2087.41 40100.35 10898.80 14:10:00 74.41 30.13 41.89 2.38 467.30 3819.74 1978.97 14:20:26 10.44 0.55 9.37 0.52 24.99 333.87 296.83 14:30:23 8.12 0.01 7.67 0.44 0.46 502.94 524.11 14:40:05 14.23 0.03 13.58 0.63 1.66 421.86 1080.97 14:50:26 26.01 0.07 10.61 15.33 1.12 349.80 204405.70 15:00:23 4.54 0.01 4.37 0.16 0.42 135.43 65.08 15:10:26 5.10 0.01 4.91 0.18 1.31 148.87 72.72 15:20:26 5.41 0.01 5.21 0.19 0.49 158.43 57.16 15:30:26 11.66 0.04 11.10 0.52 4.09 702.40 884.41 15:40:26 4.53 0.03 4.33 0.18 0.84 168.46 187.30 Average: 28.83 4.24 22.23 2.36 238.27 4323.33 20644.76 13:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:14 1251484 12674552 3245196 19.82 262652 10898284 4028460 23.12 2134840 12164412 494252 14:10:00 5675028 8485276 7450604 45.51 263924 2578436 9103408 52.25 2063160 8103792 3876 14:20:26 7719228 10561544 5378420 32.85 265708 2608516 6885048 39.52 2081828 6067604 236 14:30:23 12383920 15328968 612904 3.74 269960 2707032 1365104 7.84 2109228 1370636 9636 14:40:05 12335808 15339268 602788 3.68 272540 2762868 1364792 7.83 2124748 1413732 11600 14:50:26 8354908 11405088 4535056 27.70 276264 2805848 5269456 30.25 2134364 5374288 144 15:00:23 8352272 11420916 4519008 27.60 276904 2823708 5289988 30.36 2135792 5373572 404 15:10:26 6840780 9929372 6009712 36.70 277628 2842916 6754908 38.77 2138132 6880480 264 15:20:26 6779004 9889220 6049636 36.95 278228 2863940 6807740 39.08 2141468 6927936 212 15:30:26 8256704 11521704 4418324 26.99 282884 3012252 5198128 29.84 2158068 5428648 172 15:40:26 7225540 10518964 5420356 33.11 283508 3039984 6072048 34.85 2169352 6457848 44 Average: 7743152 11552261 4385637 26.79 273655 3540344 5285371 30.34 2126453 5960268 47349 13:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:14 lo 3.35 3.35 2.33 2.33 0.00 0.00 0.00 0.00 14:00:14 ens3 161.32 123.11 2028.32 18.32 0.00 0.00 0.00 0.00 14:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:00 lo 42.45 42.45 26.13 26.13 0.00 0.00 0.00 0.00 14:10:00 ens3 2.73 2.02 0.74 0.58 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:26 lo 33.36 33.36 13.58 13.58 0.00 0.00 0.00 0.00 14:20:26 ens3 1.16 0.82 0.30 0.22 0.00 0.00 0.00 0.00 14:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:23 lo 11.58 11.58 6.25 6.25 0.00 0.00 0.00 0.00 14:30:23 ens3 0.76 0.53 0.19 0.14 0.00 0.00 0.00 0.00 14:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:05 lo 8.85 8.85 3.93 3.93 0.00 0.00 0.00 0.00 14:40:05 ens3 0.64 0.50 0.12 0.09 0.00 0.00 0.00 0.00 14:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:26 lo 18.30 18.30 10.04 10.04 0.00 0.00 0.00 0.00 14:50:26 ens3 0.81 0.65 0.17 0.13 0.00 0.00 0.00 0.00 14:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:23 lo 24.58 24.58 9.12 9.12 0.00 0.00 0.00 0.00 15:00:23 ens3 0.69 0.58 0.18 0.14 0.00 0.00 0.00 0.00 15:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:26 lo 18.55 18.55 8.63 8.63 0.00 0.00 0.00 0.00 15:10:26 ens3 0.51 0.37 0.10 0.08 0.00 0.00 0.00 0.00 15:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:26 lo 17.34 17.34 9.91 9.91 0.00 0.00 0.00 0.00 15:20:26 ens3 0.60 0.50 0.13 0.10 0.00 0.00 0.00 0.00 15:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:26 lo 18.72 18.72 10.73 10.73 0.00 0.00 0.00 0.00 15:30:26 ens3 1.40 1.24 9.15 0.22 0.00 0.00 0.00 0.00 15:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:26 lo 31.06 31.06 12.25 12.25 0.00 0.00 0.00 0.00 15:40:26 ens3 0.83 0.63 0.18 0.15 0.00 0.00 0.00 0.00 15:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.73 20.73 10.25 10.25 0.00 0.00 0.00 0.00 Average: ens3 15.88 12.13 189.17 1.87 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-1488) 04/09/26 _x86_64_ (4 CPU) 13:49:43 LINUX RESTART (4 CPU) 13:50:00 CPU %user %nice %system %iowait %steal %idle 14:00:14 all 45.19 0.00 2.57 2.12 0.09 50.03 14:00:14 0 40.89 0.00 2.30 1.26 0.08 55.48 14:00:14 1 51.89 0.00 2.97 1.89 0.08 43.18 14:00:14 2 45.50 0.00 2.50 3.24 0.08 48.67 14:00:14 3 42.47 0.00 2.52 2.11 0.10 52.80 14:10:00 all 60.42 0.00 2.36 0.84 0.12 36.25 14:10:00 0 60.95 0.00 2.46 0.33 0.12 36.14 14:10:00 1 60.21 0.00 2.33 0.54 0.12 36.80 14:10:00 2 60.23 0.00 2.32 0.75 0.12 36.57 14:10:00 3 60.30 0.00 2.33 1.76 0.12 35.50 14:20:26 all 23.01 0.00 0.89 0.45 0.10 75.55 14:20:26 0 22.73 0.00 0.83 0.41 0.09 75.94 14:20:26 1 23.38 0.00 0.95 0.14 0.10 75.42 14:20:26 2 22.68 0.00 0.95 0.44 0.10 75.83 14:20:26 3 23.25 0.00 0.84 0.81 0.09 75.01 14:30:23 all 15.77 0.00 0.75 0.04 0.08 83.36 14:30:23 0 16.72 0.00 0.85 0.03 0.08 82.33 14:30:23 1 15.56 0.00 0.71 0.04 0.08 83.61 14:30:23 2 15.11 0.00 0.69 0.05 0.08 84.06 14:30:23 3 15.70 0.00 0.76 0.04 0.07 83.43 14:40:05 all 21.56 0.00 0.74 0.06 0.08 77.56 14:40:05 0 20.86 0.00 0.87 0.02 0.08 78.18 14:40:05 1 21.71 0.00 0.69 0.01 0.07 77.51 14:40:05 2 21.63 0.00 0.63 0.08 0.08 77.58 14:40:05 3 22.02 0.00 0.78 0.13 0.08 76.99 14:50:26 all 21.03 0.00 0.70 0.04 0.08 78.14 14:50:26 0 20.96 0.00 0.72 0.01 0.08 78.22 14:50:26 1 20.48 0.00 0.60 0.06 0.08 78.78 14:50:26 2 21.82 0.00 0.64 0.04 0.08 77.43 14:50:26 3 20.87 0.00 0.84 0.07 0.08 78.13 15:00:23 all 8.77 0.00 0.43 0.13 0.06 90.61 15:00:23 0 8.69 0.00 0.36 0.04 0.06 90.85 15:00:23 1 8.77 0.00 0.47 0.17 0.07 90.52 15:00:23 2 8.85 0.00 0.45 0.05 0.06 90.59 15:00:23 3 8.75 0.00 0.43 0.28 0.06 90.48 15:10:26 all 10.04 0.00 0.48 0.02 0.08 89.38 15:10:26 0 9.95 0.00 0.41 0.01 0.07 89.57 15:10:26 1 9.85 0.00 0.55 0.01 0.08 89.51 15:10:26 2 10.13 0.00 0.49 0.01 0.09 89.28 15:10:26 3 10.25 0.00 0.46 0.06 0.09 89.15 15:20:26 all 10.22 0.00 0.47 0.03 0.07 89.20 15:20:26 0 10.26 0.00 0.40 0.03 0.07 89.25 15:20:26 1 10.54 0.00 0.52 0.03 0.07 88.84 15:20:26 2 10.50 0.00 0.48 0.03 0.07 88.91 15:20:26 3 9.59 0.00 0.49 0.02 0.07 89.82 15:30:26 all 19.25 0.00 0.74 0.04 0.08 79.90 15:30:26 0 18.72 0.00 0.74 0.07 0.08 80.40 15:30:26 1 19.62 0.00 0.81 0.04 0.08 79.45 15:30:26 2 19.42 0.00 0.68 0.01 0.08 79.81 15:30:26 3 19.24 0.00 0.72 0.04 0.08 79.92 15:40:26 all 10.57 0.00 0.42 0.02 0.08 88.91 15:40:26 0 10.55 0.00 0.47 0.01 0.08 88.90 15:40:26 1 10.78 0.00 0.40 0.05 0.08 88.69 15:40:26 2 10.85 0.00 0.37 0.00 0.08 88.70 15:40:26 3 10.11 0.00 0.44 0.01 0.08 89.35 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.33 0.00 0.96 0.35 0.08 76.28 Average: 0 21.91 0.00 0.95 0.20 0.08 76.87 Average: 1 22.97 0.00 1.00 0.27 0.08 75.68 Average: 2 22.40 0.00 0.93 0.43 0.08 76.15 Average: 3 22.03 0.00 0.96 0.49 0.08 76.44