---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47166 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 718 6761 4 8508 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:f9:7b:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78954sec preferred_lft 78954sec inet6 fe80::f816:3eff:fef9:7b1e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:00:e6:e0:b0:3c 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::2c00:e6ff:fee0:b03c/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-47166) 09/03/26 _x86_64_ (4 CPU) 12:07:15 LINUX RESTART (4 CPU) 12:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:33 78.71 14.31 61.16 3.24 319.61 27032.16 13619.21 12:30:24 5.39 0.40 4.78 0.21 25.78 160.93 421.57 12:40:38 7.92 0.00 7.49 0.42 0.03 252.37 810.16 12:50:08 5.35 0.00 5.12 0.23 0.01 151.56 392.96 13:00:26 33.35 0.75 30.70 1.90 9.96 3001.33 2274.13 13:10:38 20.11 0.00 19.30 0.81 0.00 552.22 407.26 13:20:02 5.94 0.01 5.76 0.18 0.11 148.19 95.73 13:30:32 6.36 0.00 6.21 0.15 0.00 148.47 86.34 13:40:31 6.11 0.00 5.94 0.17 0.00 166.59 123.97 13:50:38 5.83 0.00 5.64 0.18 0.00 163.19 88.97 14:00:33 12.10 0.00 11.54 0.56 0.00 690.28 219.08 14:10:15 5.36 0.04 5.12 0.19 0.62 185.34 70.17 Average: 16.29 1.32 14.27 0.70 30.30 2781.89 1583.33 12:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:33 513468 8956436 6967692 42.56 238544 8020300 7772272 44.61 1983348 13124588 420 12:30:24 2937132 11058840 4866708 29.72 239008 7703716 5609892 32.20 2022280 10678572 168 12:40:38 1904652 10038948 5886676 35.95 240564 7714896 7109948 40.81 2039600 11684388 60 12:50:08 1460548 9606024 6318624 38.59 241680 7724928 7113932 40.83 2042428 12134640 200 13:00:26 5905216 13491788 2434764 14.87 263412 7140540 3233376 18.56 2246128 7468392 3096 13:10:38 3753256 11399424 4525320 27.64 266372 7197108 5334504 30.62 2290460 9584992 68 13:20:02 3536128 11198076 4727360 28.87 266952 7212288 5457020 31.32 2291580 9795204 284 13:30:32 3499652 11180700 4744892 28.98 267512 7230800 5457832 31.33 2292912 9837352 68 13:40:31 2063960 9765544 6159276 37.62 268244 7250480 6951720 39.90 2295100 11261868 68 13:50:38 2199928 9923680 6001160 36.65 269112 7271788 6832932 39.22 2298680 11126952 152 14:00:33 3472416 11349028 4576276 27.95 272956 7414480 5289044 30.36 2313984 9836572 176 14:10:15 7095844 15376216 550912 3.36 273552 7807068 1258496 7.22 2327872 6200172 364272 Average: 3195183 11112059 4813305 29.40 258992 7474033 5618414 32.25 2203698 10227808 30753 12:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:33 lo 8.96 8.96 7.07 7.07 0.00 0.00 0.00 0.00 12:20:33 ens3 145.45 106.66 1443.70 10.59 0.00 0.00 0.00 0.00 12:20:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:24 lo 8.39 8.39 4.73 4.73 0.00 0.00 0.00 0.00 12:30:24 ens3 0.65 0.37 0.15 0.11 0.00 0.00 0.00 0.00 12:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:38 lo 9.94 9.94 5.67 5.67 0.00 0.00 0.00 0.00 12:40:38 ens3 0.86 0.59 0.21 0.17 0.00 0.00 0.00 0.00 12:40:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:08 lo 10.19 10.19 5.12 5.12 0.00 0.00 0.00 0.00 12:50:08 ens3 0.51 0.32 0.11 0.08 0.00 0.00 0.00 0.00 12:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:26 lo 15.29 15.29 14.19 14.19 0.00 0.00 0.00 0.00 13:00:26 ens3 1.53 1.61 0.46 0.42 0.00 0.00 0.00 0.00 13:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:38 lo 29.21 29.21 13.06 13.06 0.00 0.00 0.00 0.00 13:10:38 ens3 1.23 1.28 0.27 0.25 0.00 0.00 0.00 0.00 13:10:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 14.08 14.08 7.62 7.62 0.00 0.00 0.00 0.00 13:20:02 ens3 0.61 0.61 0.14 0.13 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:32 lo 21.45 21.45 7.29 7.29 0.00 0.00 0.00 0.00 13:30:32 ens3 0.80 0.45 0.17 0.12 0.00 0.00 0.00 0.00 13:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:31 lo 18.96 18.96 9.23 9.23 0.00 0.00 0.00 0.00 13:40:31 ens3 0.69 0.60 0.18 0.14 0.00 0.00 0.00 0.00 13:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:38 lo 14.01 14.01 8.83 8.83 0.00 0.00 0.00 0.00 13:50:38 ens3 0.56 0.44 0.11 0.09 0.00 0.00 0.00 0.00 13:50:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:33 lo 18.94 18.94 10.02 10.02 0.00 0.00 0.00 0.00 14:00:33 ens3 1.07 1.03 0.32 0.27 0.00 0.00 0.00 0.00 14:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:15 lo 33.44 33.44 12.95 12.95 0.00 0.00 0.00 0.00 14:10:15 ens3 1.08 0.95 0.27 0.24 0.00 0.00 0.00 0.00 14:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.92 16.92 8.84 8.84 0.00 0.00 0.00 0.00 Average: ens3 13.21 9.79 123.37 1.07 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-47166) 09/03/26 _x86_64_ (4 CPU) 12:07:15 LINUX RESTART (4 CPU) 12:10:19 CPU %user %nice %system %iowait %steal %idle 12:20:33 all 35.32 0.06 1.94 0.45 0.03 62.20 12:20:33 0 37.98 0.01 2.07 0.30 0.03 59.62 12:20:33 1 34.82 0.17 2.02 0.33 0.03 62.63 12:20:33 2 34.07 0.05 1.77 0.40 0.03 63.68 12:20:33 3 34.40 0.01 1.92 0.79 0.02 62.85 12:30:24 all 8.87 0.00 0.62 0.47 0.03 90.01 12:30:24 0 9.14 0.00 0.62 0.35 0.03 89.86 12:30:24 1 9.11 0.00 0.66 0.42 0.03 89.78 12:30:24 2 8.50 0.00 0.61 0.36 0.03 90.51 12:30:24 3 8.72 0.00 0.59 0.77 0.03 89.90 12:40:38 all 14.63 0.00 0.73 0.05 0.04 84.55 12:40:38 0 14.71 0.00 0.81 0.04 0.04 84.40 12:40:38 1 15.47 0.00 0.72 0.03 0.04 83.75 12:40:38 2 14.00 0.00 0.76 0.10 0.04 85.10 12:40:38 3 14.36 0.00 0.63 0.03 0.04 84.93 12:50:08 all 10.80 0.00 0.73 0.06 0.03 88.39 12:50:08 0 11.25 0.00 0.80 0.07 0.03 87.86 12:50:08 1 10.27 0.00 0.74 0.04 0.03 88.92 12:50:08 2 10.90 0.00 0.70 0.03 0.03 88.35 12:50:08 3 10.78 0.00 0.67 0.10 0.03 88.42 13:00:26 all 42.76 0.00 1.74 0.24 0.04 55.22 13:00:26 0 43.44 0.00 1.83 0.32 0.04 54.37 13:00:26 1 41.78 0.00 1.72 0.48 0.04 55.98 13:00:26 2 42.46 0.00 1.77 0.06 0.04 55.67 13:00:26 3 43.37 0.00 1.62 0.08 0.05 54.88 13:10:38 all 30.95 0.00 1.26 0.12 0.03 67.64 13:10:38 0 29.61 0.00 1.29 0.17 0.03 68.90 13:10:38 1 31.54 0.00 1.34 0.04 0.03 67.04 13:10:38 2 31.14 0.00 1.31 0.20 0.03 67.32 13:10:38 3 31.52 0.00 1.10 0.06 0.04 67.29 13:20:02 all 8.45 0.00 0.53 0.03 0.02 90.97 13:20:02 0 8.30 0.00 0.56 0.02 0.02 91.10 13:20:02 1 8.40 0.00 0.54 0.04 0.03 90.99 13:20:02 2 8.87 0.00 0.54 0.02 0.02 90.55 13:20:02 3 8.22 0.00 0.49 0.03 0.02 91.25 13:30:32 all 8.05 0.00 0.54 0.02 0.02 91.37 13:30:32 0 8.07 0.00 0.51 0.01 0.01 91.40 13:30:32 1 8.83 0.00 0.55 0.01 0.02 90.60 13:30:32 2 7.70 0.00 0.58 0.03 0.02 91.67 13:30:32 3 7.60 0.00 0.52 0.04 0.02 91.81 13:40:31 all 9.62 0.00 0.47 0.10 0.01 89.80 13:40:31 0 9.64 0.00 0.56 0.15 0.01 89.64 13:40:31 1 9.48 0.00 0.49 0.06 0.01 89.96 13:40:31 2 9.62 0.00 0.41 0.14 0.02 89.82 13:40:31 3 9.72 0.00 0.44 0.05 0.01 89.78 13:50:38 all 9.45 0.00 0.49 0.31 0.02 89.73 13:50:38 0 9.54 0.00 0.53 0.32 0.02 89.60 13:50:38 1 9.44 0.00 0.57 0.12 0.02 89.85 13:50:38 2 9.90 0.00 0.44 0.58 0.03 89.06 13:50:38 3 8.91 0.00 0.43 0.21 0.02 90.43 14:00:33 all 20.48 0.00 0.90 0.16 0.05 78.41 14:00:33 0 19.62 0.00 0.98 0.05 0.05 79.31 14:00:33 1 21.52 0.00 1.03 0.19 0.05 77.21 14:00:33 2 20.45 0.00 0.82 0.07 0.05 78.61 14:00:33 3 20.32 0.00 0.79 0.34 0.05 78.51 14:00:33 CPU %user %nice %system %iowait %steal %idle 14:10:15 all 11.21 0.00 0.69 0.04 0.06 88.00 14:10:15 0 10.63 0.00 0.75 0.07 0.06 88.49 14:10:15 1 11.43 0.00 0.65 0.03 0.06 87.83 14:10:15 2 11.19 0.00 0.74 0.03 0.06 87.98 14:10:15 3 11.58 0.00 0.61 0.03 0.07 87.71 Average: all 17.71 0.01 0.89 0.17 0.03 81.19 Average: 0 17.83 0.00 0.95 0.16 0.03 81.04 Average: 1 17.84 0.01 0.93 0.15 0.03 81.04 Average: 2 17.56 0.00 0.88 0.17 0.03 81.36 Average: 3 17.62 0.00 0.82 0.21 0.03 81.31