---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8402 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 17G 61G 22% / 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 712 6718 4 8558 14933 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:76:18:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79561sec preferred_lft 79561sec inet6 fe80::f816:3eff:fe76:1849/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:9d:e6:fe:6c:4f 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::509d:e6ff:fefe:6c4f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-8402) 09/15/26 _x86_64_ (4 CPU) 12:37:35 LINUX RESTART (4 CPU) 12:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:06 105.49 8.63 79.91 16.96 825.07 29934.72 249462.19 13:00:01 8.47 0.36 7.68 0.43 23.86 242.50 1439.73 13:10:06 8.01 0.00 7.62 0.39 0.01 241.95 1457.67 13:20:06 23.39 0.78 21.43 1.17 9.81 1839.48 1417.48 13:30:02 28.96 0.15 27.37 1.43 2.40 1747.39 786.69 13:40:04 21.07 11.87 8.85 0.35 136.02 233.14 278.44 13:50:06 9.28 0.00 8.93 0.35 0.01 264.49 214.88 14:00:01 5.43 0.00 5.24 0.19 0.00 161.43 54.58 14:10:06 5.01 0.00 4.83 0.18 0.00 162.81 59.52 14:20:06 9.73 0.16 9.14 0.43 3.64 615.49 3196.85 14:30:01 6.59 0.76 5.46 0.38 15.55 216.92 84.70 Average: 21.04 2.07 16.95 2.02 92.50 3243.09 23512.89 12:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:06 172124 7873436 8053628 49.19 227484 7317624 9260144 53.15 1857724 13628636 276 13:00:01 2510540 10229816 5698408 34.80 229324 7333792 7091512 40.71 1925776 11218772 472 13:10:06 901416 8636480 7290964 44.53 231048 7347872 8753456 50.24 1932296 12825564 344 13:20:06 877420 9014320 6911016 42.21 244468 7720984 8333284 47.83 2061972 12698072 2004 13:30:02 2201732 9816236 6110292 37.32 254988 7193344 7197716 41.31 2156924 11280616 2292 13:40:04 7590132 15298808 629988 3.85 259280 7269452 1410992 8.10 2202252 5843580 15548 13:50:06 2258212 9990688 5935428 36.25 260336 7292140 6755164 38.77 2204824 11157296 840 14:00:01 2401944 10156748 5769692 35.24 260940 7313848 6701224 38.46 2208276 11022072 552 14:10:06 3741172 11521452 4405668 26.91 261872 7338288 5229512 30.02 2210724 9678992 392 14:20:06 3450276 11365444 4561028 27.86 265996 7461136 5230840 30.02 2225608 9946208 424 14:30:01 6919244 15279128 649464 3.97 267276 7891888 1344100 7.72 2262660 6446868 398252 Average: 3002201 10834778 5092325 31.10 251183 7407306 6118904 35.12 2113549 10522425 38309 12:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:06 lo 8.48 8.48 6.71 6.71 0.00 0.00 0.00 0.00 12:50:06 ens3 147.83 121.21 1646.59 11.91 0.00 0.00 0.00 0.00 12:50:06 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 13.90 13.90 7.12 7.12 0.00 0.00 0.00 0.00 13:00:01 ens3 0.59 0.46 0.13 0.10 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:06 lo 8.24 8.24 5.72 5.72 0.00 0.00 0.00 0.00 13:10:06 ens3 0.56 0.42 0.10 0.08 0.00 0.00 0.00 0.00 13:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:06 lo 14.00 14.00 10.59 10.59 0.00 0.00 0.00 0.00 13:20:06 ens3 1.06 0.97 0.32 0.26 0.00 0.00 0.00 0.00 13:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 25.57 25.57 15.20 15.20 0.00 0.00 0.00 0.00 13:30:02 ens3 1.49 1.35 0.36 0.30 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:04 lo 27.01 27.01 12.62 12.62 0.00 0.00 0.00 0.00 13:40:04 ens3 1.09 1.11 0.20 1.08 0.00 0.00 0.00 0.00 13:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:06 lo 29.40 29.40 11.66 11.66 0.00 0.00 0.00 0.00 13:50:06 ens3 0.58 0.43 0.10 0.08 0.00 0.00 0.00 0.00 13:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 12.89 12.89 6.83 6.83 0.00 0.00 0.00 0.00 14:00:01 ens3 0.64 0.46 0.16 0.12 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:06 lo 18.34 18.34 10.25 10.25 0.00 0.00 0.00 0.00 14:10:06 ens3 0.65 0.50 0.13 0.10 0.00 0.00 0.00 0.00 14:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:06 lo 13.58 13.58 6.84 6.84 0.00 0.00 0.00 0.00 14:20:06 ens3 6.81 4.63 4.38 3.01 0.00 0.00 0.00 0.00 14:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 32.92 32.92 12.71 12.71 0.00 0.00 0.00 0.00 14:30:01 ens3 2.06 1.82 0.94 0.55 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.57 18.57 9.66 9.66 0.00 0.00 0.00 0.00 Average: ens3 14.86 12.13 150.42 1.60 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-8402) 09/15/26 _x86_64_ (4 CPU) 12:37:35 LINUX RESTART (4 CPU) 12:40:06 CPU %user %nice %system %iowait %steal %idle 12:50:06 all 41.35 0.00 2.34 0.64 0.04 55.63 12:50:06 0 42.44 0.00 2.23 0.62 0.04 54.67 12:50:06 1 39.93 0.00 2.29 0.52 0.04 57.22 12:50:06 2 41.58 0.00 2.30 1.05 0.04 55.03 12:50:06 3 41.45 0.00 2.55 0.37 0.05 55.59 13:00:01 all 15.82 0.00 0.73 0.04 0.02 83.38 13:00:01 0 15.76 0.00 0.77 0.01 0.02 83.43 13:00:01 1 16.28 0.00 0.77 0.06 0.03 82.86 13:00:01 2 15.67 0.00 0.76 0.04 0.02 83.51 13:00:01 3 15.57 0.00 0.63 0.04 0.03 83.73 13:10:06 all 16.27 0.00 0.81 0.03 0.02 82.86 13:10:06 0 16.26 0.00 0.85 0.01 0.02 82.86 13:10:06 1 16.62 0.00 0.89 0.08 0.02 82.38 13:10:06 2 16.14 0.00 0.72 0.02 0.02 83.11 13:10:06 3 16.08 0.00 0.79 0.02 0.02 83.09 13:20:06 all 31.67 0.00 1.28 0.07 0.03 66.95 13:20:06 0 31.86 0.00 1.31 0.06 0.03 66.73 13:20:06 1 31.66 0.00 1.27 0.04 0.03 67.00 13:20:06 2 31.36 0.00 1.27 0.12 0.03 67.22 13:20:06 3 31.80 0.00 1.27 0.06 0.03 66.83 13:30:02 all 40.67 0.00 1.72 0.12 0.04 57.45 13:30:02 0 40.56 0.00 1.76 0.10 0.04 57.54 13:30:02 1 41.19 0.00 1.80 0.09 0.04 56.88 13:30:02 2 40.01 0.00 1.60 0.21 0.03 58.15 13:30:02 3 40.94 0.00 1.73 0.08 0.03 57.23 13:40:04 all 14.91 0.07 0.79 0.08 0.02 84.13 13:40:04 0 15.54 0.05 0.80 0.08 0.02 83.51 13:40:04 1 14.87 0.02 0.73 0.05 0.02 84.31 13:40:04 2 14.33 0.19 0.76 0.15 0.02 84.55 13:40:04 3 14.90 0.02 0.86 0.04 0.02 84.16 13:50:06 all 16.51 0.00 0.71 0.04 0.02 82.72 13:50:06 0 16.15 0.00 0.73 0.04 0.02 83.06 13:50:06 1 16.19 0.00 0.73 0.06 0.02 83.01 13:50:06 2 17.01 0.00 0.65 0.04 0.02 82.28 13:50:06 3 16.68 0.00 0.73 0.02 0.02 82.54 14:00:01 all 8.49 0.00 0.60 0.03 0.02 90.87 14:00:01 0 8.71 0.00 0.63 0.02 0.01 90.63 14:00:01 1 8.54 0.00 0.62 0.04 0.02 90.78 14:00:01 2 8.38 0.00 0.53 0.01 0.02 91.05 14:00:01 3 8.31 0.00 0.60 0.04 0.02 91.03 14:10:06 all 8.81 0.00 0.59 0.03 0.02 90.56 14:10:06 0 8.63 0.00 0.65 0.03 0.02 90.67 14:10:06 1 8.98 0.00 0.59 0.01 0.02 90.40 14:10:06 2 8.90 0.00 0.49 0.02 0.01 90.58 14:10:06 3 8.74 0.00 0.62 0.04 0.02 90.57 14:20:06 all 14.33 0.00 0.70 0.05 0.02 84.90 14:20:06 0 13.94 0.00 0.76 0.02 0.02 85.25 14:20:06 1 14.17 0.00 0.69 0.05 0.02 85.07 14:20:06 2 14.41 0.00 0.66 0.04 0.02 84.87 14:20:06 3 14.80 0.00 0.67 0.09 0.02 84.42 14:30:01 all 11.31 0.00 0.63 0.04 0.02 88.00 14:30:01 0 11.92 0.00 0.72 0.07 0.02 87.28 14:30:01 1 10.74 0.00 0.60 0.03 0.02 88.61 14:30:01 2 11.14 0.00 0.62 0.01 0.02 88.21 14:30:01 3 11.44 0.00 0.57 0.06 0.02 87.91 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.00 0.01 0.99 0.11 0.02 78.87 Average: 0 20.15 0.01 1.02 0.10 0.02 78.71 Average: 1 19.92 0.00 1.00 0.09 0.02 78.97 Average: 2 19.89 0.02 0.94 0.16 0.02 78.97 Average: 3 20.06 0.00 1.00 0.08 0.03 78.84