---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13225 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: 5600.00 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 722 11204 4 4061 14923 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:89:1a:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79216sec preferred_lft 79216sec inet6 fe80::f816:3eff:fe89:1a39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:09:7d:e5:33:c9 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::9809:7dff:fee5:33c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13225) 05/13/26 _x86_64_ (4 CPU) 11:30:31 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:01 68.58 21.07 44.64 2.87 311.12 4925.79 6389.30 12:00:19 20.69 4.00 15.84 0.85 87.14 409.94 531.81 12:10:01 8.03 0.24 7.38 0.41 13.03 273.21 2696.16 12:20:01 13.69 0.08 13.03 0.58 2.65 635.44 1012.35 12:30:19 16.31 0.02 15.54 0.76 0.84 503.02 865.47 12:40:01 21.30 0.07 5.27 15.96 1.42 145.69 217376.30 12:50:01 5.18 0.02 4.97 0.19 2.17 155.21 101.65 13:00:19 5.64 0.00 5.44 0.19 0.30 161.70 55.89 13:10:01 12.04 0.02 11.44 0.58 0.80 707.82 732.70 13:20:01 4.53 0.02 4.33 0.18 0.91 159.63 213.81 Average: 17.61 2.57 12.83 2.21 42.27 807.72 22339.82 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:01 158028 2940932 12994036 79.36 269320 2552976 14021716 80.48 2138860 13548080 264 12:00:19 4354120 7166852 8771084 53.57 271612 2581368 9486624 54.45 2163768 9328144 488 12:10:01 7034612 9874244 6066112 37.05 272892 2606980 6875984 39.47 2172808 6654484 472 12:20:01 10713204 13675696 2267028 13.85 277584 2725116 3007332 17.26 2210904 2954300 292 12:30:19 8451444 11494120 4447240 27.16 280076 2802808 5176740 29.71 2216792 5211152 340 12:40:01 8358192 11424104 4517016 27.59 280952 2825184 5277172 30.29 2223088 5295880 316 12:50:01 6892040 9980724 5959788 36.40 281424 2847496 6749400 38.74 2225428 6748296 240 13:00:19 6714504 9826296 6114192 37.34 282096 2869920 6779976 38.92 2228904 6926976 228 13:10:01 8083028 11343504 4597840 28.08 286368 3014240 5324356 30.56 2245556 5536308 740 13:20:01 7677028 10964768 4976396 30.39 286892 3040976 5778052 33.17 2256540 5941852 524 Average: 6843620 9869124 6071073 37.08 278922 2786706 6847735 39.31 2208265 6814547 390 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:01 lo 25.19 25.19 17.86 17.86 0.00 0.00 0.00 0.00 11:50:01 ens3 2.36 1.84 0.68 0.55 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:19 lo 40.33 40.33 17.51 17.51 0.00 0.00 0.00 0.00 12:00:19 ens3 1.93 1.46 0.45 0.34 0.00 0.00 0.00 0.00 12:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 16.13 16.13 7.45 7.45 0.00 0.00 0.00 0.00 12:10:01 ens3 0.60 0.39 0.10 0.06 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 12.09 12.09 6.07 6.07 0.00 0.00 0.00 0.00 12:20:01 ens3 0.97 0.74 0.24 0.26 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 12:30:19 lo 19.00 19.00 9.70 9.70 0.00 0.00 0.00 0.00 12:30:19 ens3 0.98 0.72 0.25 0.19 0.00 0.00 0.00 0.00 12:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 20.45 20.45 8.60 8.60 0.00 0.00 0.00 0.00 12:40:01 ens3 0.72 0.61 0.17 0.13 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 26.31 26.31 11.21 11.21 0.00 0.00 0.00 0.00 12:50:01 ens3 0.61 0.44 0.12 0.09 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 13:00:19 lo 17.40 17.40 9.96 9.96 0.00 0.00 0.00 0.00 13:00:19 ens3 0.75 0.56 0.19 0.14 0.00 0.00 0.00 0.00 13:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 19.76 19.76 11.10 11.10 0.00 0.00 0.00 0.00 13:10:01 ens3 0.85 0.76 0.24 0.19 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 15.19 15.19 6.33 6.33 0.00 0.00 0.00 0.00 13:20:01 ens3 0.63 0.49 0.13 0.10 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 Average: lo 21.25 21.25 10.61 10.61 0.00 0.00 0.00 0.00 Average: ens3 1.04 0.80 0.26 0.21 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-13225) 05/13/26 _x86_64_ (4 CPU) 11:30:31 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:01 all 53.25 0.00 2.02 0.12 0.11 44.50 11:50:01 0 53.97 0.00 1.85 0.11 0.11 43.95 11:50:01 1 53.85 0.00 2.03 0.07 0.12 43.94 11:50:01 2 51.99 0.00 2.01 0.21 0.11 45.68 11:50:01 3 53.20 0.00 2.17 0.10 0.11 44.41 12:00:19 all 36.05 0.00 1.36 0.05 0.10 62.44 12:00:19 0 35.73 0.00 1.36 0.10 0.10 62.72 12:00:19 1 36.16 0.00 1.45 0.06 0.10 62.22 12:00:19 2 36.39 0.00 1.34 0.03 0.10 62.13 12:00:19 3 35.93 0.00 1.26 0.02 0.10 62.69 12:10:01 all 17.46 0.00 0.73 0.04 0.09 81.68 12:10:01 0 17.17 0.00 0.77 0.04 0.10 81.93 12:10:01 1 17.76 0.00 0.63 0.01 0.09 81.51 12:10:01 2 17.49 0.00 0.85 0.10 0.09 81.47 12:10:01 3 17.41 0.00 0.67 0.02 0.09 81.81 12:20:01 all 18.84 0.00 0.68 0.04 0.08 80.36 12:20:01 0 19.12 0.00 0.67 0.04 0.08 80.09 12:20:01 1 19.00 0.00 0.67 0.08 0.08 80.17 12:20:01 2 18.86 0.00 0.68 0.05 0.08 80.33 12:20:01 3 18.36 0.00 0.71 0.01 0.08 80.84 12:30:19 all 27.16 0.00 0.87 0.05 0.08 71.84 12:30:19 0 27.21 0.00 0.89 0.02 0.08 71.80 12:30:19 1 27.02 0.00 0.87 0.08 0.08 71.95 12:30:19 2 27.58 0.00 0.89 0.06 0.08 71.39 12:30:19 3 26.83 0.00 0.82 0.04 0.08 72.23 12:40:01 all 8.42 0.00 0.35 0.04 0.08 91.11 12:40:01 0 8.62 0.00 0.35 0.06 0.08 90.90 12:40:01 1 8.49 0.00 0.35 0.06 0.08 91.03 12:40:01 2 8.02 0.00 0.35 0.02 0.08 91.54 12:40:01 3 8.54 0.00 0.36 0.03 0.08 90.99 12:50:01 all 10.35 0.00 0.49 0.02 0.08 89.06 12:50:01 0 10.25 0.00 0.47 0.02 0.08 89.19 12:50:01 1 10.92 0.00 0.50 0.04 0.08 88.46 12:50:01 2 10.32 0.00 0.54 0.00 0.08 89.05 12:50:01 3 9.92 0.00 0.45 0.02 0.07 89.54 13:00:19 all 9.60 0.00 0.41 0.02 0.07 89.89 13:00:19 0 9.35 0.00 0.44 0.03 0.07 90.11 13:00:19 1 9.45 0.00 0.39 0.00 0.07 90.09 13:00:19 2 9.79 0.00 0.47 0.04 0.07 89.63 13:00:19 3 9.82 0.00 0.36 0.03 0.07 89.72 13:10:01 all 20.03 0.00 0.77 0.05 0.08 79.07 13:10:01 0 19.92 0.00 0.60 0.03 0.08 79.37 13:10:01 1 20.02 0.00 0.87 0.03 0.09 78.99 13:10:01 2 19.67 0.00 0.68 0.07 0.08 79.51 13:10:01 3 20.50 0.00 0.93 0.08 0.09 78.40 13:20:01 all 7.76 0.00 0.32 0.02 0.07 91.83 13:20:01 0 7.90 0.00 0.35 0.02 0.07 91.67 13:20:01 1 7.46 0.00 0.29 0.00 0.08 92.17 13:20:01 2 7.68 0.00 0.28 0.02 0.08 91.95 13:20:01 3 7.99 0.00 0.38 0.02 0.07 91.53 Average: all 20.98 0.00 0.80 0.05 0.08 78.08 Average: 0 21.02 0.00 0.78 0.05 0.08 78.07 Average: 1 21.11 0.00 0.81 0.04 0.09 77.95 Average: 2 20.87 0.00 0.81 0.06 0.09 78.17 Average: 3 20.94 0.00 0.81 0.04 0.08 78.13