---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4445 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 17% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 983 15416 4 15692 30640 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:2e:21:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.112/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83658sec preferred_lft 83658sec inet6 fe80::f816:3eff:fe2e:218c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:76:7c:50:9b:c4 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::c876:7cff:fe50:9bc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4445) 09/23/26 _x86_64_ (8 CPU) 12:26:15 LINUX RESTART (8 CPU) 12:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:19 428.60 0.77 415.54 12.29 35.39 55708.71 56114.10 12:50:02 23.89 0.62 21.84 1.43 13.38 3282.64 12334.27 13:00:10 13.13 0.10 12.12 0.90 2.77 1848.04 1535.05 13:10:08 17.50 0.16 15.13 2.21 4.56 1881.08 4506.57 Average: 121.51 0.41 116.87 4.23 14.02 15773.84 18659.49 12:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:19 436744 20249804 11903368 36.22 578980 18357328 18604920 54.86 4703480 24078404 216 12:50:02 265528 17304216 14618580 44.48 563492 15856320 22877536 67.46 4596356 24318512 26280 13:00:10 279516 16966896 14920424 45.40 563584 15545900 23033268 67.92 4586984 24304884 13456 13:10:08 1583556 17976208 13990804 42.57 563776 15174760 21645852 63.83 4529648 23069760 13456 Average: 641336 18124281 13858294 42.17 567458 16233577 21540394 63.52 4604117 23942890 13352 12:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:19 lo 0.64 0.64 0.05 0.05 0.00 0.00 0.00 0.00 12:40:19 ens3 428.14 244.60 2935.30 103.52 0.00 0.00 0.00 0.00 12:40:19 docker0 28.07 51.47 1.60 756.54 0.00 0.00 0.00 0.00 12:40:19 br-4d5b476c42f3 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 12:40:19 veth3ef748c 6.67 6.28 4.54 1.28 0.00 0.00 0.00 0.00 12:40:19 vethbce310e 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:40:19 vethe3e4547 0.16 0.22 0.02 0.01 0.00 0.00 0.00 0.00 12:40:19 vethd3566eb 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:19 veth1052d20 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:19 vetha580ae0 0.89 0.85 0.10 0.92 0.00 0.00 0.00 0.00 12:40:19 veth770e448 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:40:19 vethb190f20 0.61 0.56 0.08 0.69 0.00 0.00 0.00 0.00 12:50:02 lo 10.58 10.58 27.54 27.54 0.00 0.00 0.00 0.00 12:50:02 ens3 7.60 6.64 12.14 1.74 0.00 0.00 0.00 0.00 12:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 br-4d5b476c42f3 10.74 13.72 4.94 34.28 0.00 0.00 0.00 0.00 12:50:02 veth3ef748c 103.48 110.64 53.78 53.18 0.00 0.00 0.00 0.00 12:50:02 vethbce310e 16.60 19.62 4.22 160.84 0.00 0.00 0.00 0.01 12:50:02 vethe3e4547 6.01 5.64 33.67 10.31 0.00 0.00 0.00 0.00 12:50:02 vethd3566eb 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 12:50:02 veth1052d20 10.53 10.72 127.49 33.93 0.00 0.00 0.00 0.01 12:50:02 vetha580ae0 88.18 81.94 66.32 40.35 0.00 0.00 0.00 0.01 12:50:02 vethb190f20 28.00 26.51 12.34 15.90 0.00 0.00 0.00 0.00 13:00:10 lo 33.36 33.36 158.07 158.07 0.00 0.00 0.00 0.00 13:00:10 ens3 2.64 2.41 3.95 1.07 0.00 0.00 0.00 0.00 13:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:10 br-4d5b476c42f3 27.96 29.71 29.93 133.42 0.00 0.00 0.00 0.00 13:00:10 veth3ef748c 55.21 60.55 45.69 23.25 0.00 0.00 0.00 0.00 13:00:10 vethbce310e 33.76 35.46 30.70 198.44 0.00 0.00 0.00 0.02 13:00:10 vethe3e4547 8.03 8.82 17.21 24.47 0.00 0.00 0.00 0.00 13:00:10 vethd3566eb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:10 veth1052d20 11.27 10.38 66.65 16.95 0.00 0.00 0.00 0.01 13:00:10 vetha580ae0 35.94 33.05 32.49 19.15 0.00 0.00 0.00 0.00 13:00:10 vethb190f20 29.92 27.63 15.37 28.95 0.00 0.00 0.00 0.00 13:10:08 lo 27.31 27.31 119.40 119.40 0.00 0.00 0.00 0.00 13:10:08 ens3 5.27 4.56 11.42 1.35 0.00 0.00 0.00 0.00 13:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:08 br-4d5b476c42f3 25.36 25.80 26.96 104.68 0.00 0.00 0.00 0.00 13:10:08 veth3ef748c 48.48 53.45 29.15 14.86 0.00 0.00 0.00 0.00 13:10:08 vethbce310e 33.27 33.58 27.49 247.86 0.00 0.00 0.00 0.02 13:10:08 vethe3e4547 8.76 9.49 31.09 29.38 0.00 0.00 0.00 0.00 13:10:08 vethd3566eb 0.13 0.12 0.02 0.04 0.00 0.00 0.00 0.00 13:10:08 veth1052d20 14.53 14.07 144.73 31.11 0.00 0.00 0.00 0.01 13:10:08 vetha580ae0 33.52 30.25 35.23 19.11 0.00 0.00 0.00 0.00 13:10:08 vethb190f20 25.28 23.48 9.11 11.82 0.00 0.00 0.00 0.00 Average: lo 18.05 18.05 76.77 76.77 0.00 0.00 0.00 0.00 Average: ens3 111.69 64.99 746.25 27.11 0.00 0.00 0.00 0.00 Average: docker0 7.07 12.97 0.40 190.58 0.00 0.00 0.00 0.00 Average: br-4d5b476c42f3 16.14 17.42 15.56 68.46 0.00 0.00 0.00 0.00 Average: veth3ef748c 53.06 57.31 33.16 22.91 0.00 0.00 0.00 0.00 Average: vethbce310e 20.96 22.22 15.71 151.66 0.00 0.00 0.00 0.01 Average: vethe3e4547 5.74 6.05 20.37 16.09 0.00 0.00 0.00 0.00 Average: vethd3566eb 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth1052d20 9.07 8.80 84.23 20.37 0.00 0.00 0.00 0.01 Average: vetha580ae0 39.23 36.15 33.26 19.72 0.00 0.00 0.00 0.00 Average: vethb190f20 20.91 19.50 9.21 14.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4445) 09/23/26 _x86_64_ (8 CPU) 12:26:15 LINUX RESTART (8 CPU) 12:30:17 CPU %user %nice %system %iowait %steal %idle 12:40:19 all 33.38 0.03 5.00 1.11 0.02 60.46 12:40:19 0 30.33 0.02 5.02 1.41 0.02 63.21 12:40:19 1 32.54 0.04 5.11 1.22 0.02 61.07 12:40:19 2 33.82 0.02 4.48 1.10 0.02 60.55 12:40:19 3 32.24 0.03 5.32 1.06 0.02 61.34 12:40:19 4 33.95 0.03 5.23 0.90 0.02 59.87 12:40:19 5 35.28 0.03 5.14 1.07 0.02 58.46 12:40:19 6 32.96 0.03 4.73 1.19 0.02 61.07 12:40:19 7 35.90 0.03 4.99 0.96 0.03 58.10 12:50:02 all 8.98 0.01 1.74 0.11 0.01 89.16 12:50:02 0 8.10 0.01 2.26 0.07 0.01 89.55 12:50:02 1 9.45 0.01 1.98 0.06 0.01 88.50 12:50:02 2 10.16 0.00 1.74 0.04 0.01 88.04 12:50:02 3 10.29 0.00 1.64 0.21 0.01 87.84 12:50:02 4 8.44 0.00 1.58 0.08 0.01 89.88 12:50:02 5 8.76 0.01 1.57 0.30 0.01 89.34 12:50:02 6 8.94 0.00 1.51 0.06 0.01 89.49 12:50:02 7 7.73 0.01 1.59 0.05 0.01 90.60 13:00:10 all 8.59 0.00 2.48 0.08 0.01 88.84 13:00:10 0 7.68 0.00 3.23 0.06 0.01 89.02 13:00:10 1 8.42 0.01 2.76 0.06 0.01 88.75 13:00:10 2 8.57 0.00 2.46 0.04 0.01 88.92 13:00:10 3 8.66 0.00 2.29 0.17 0.01 88.87 13:00:10 4 8.84 0.00 2.32 0.03 0.01 88.80 13:00:10 5 8.37 0.00 2.20 0.12 0.01 89.29 13:00:10 6 9.40 0.01 2.34 0.06 0.01 88.18 13:00:10 7 8.76 0.00 2.26 0.06 0.01 88.91 13:10:08 all 7.38 0.00 2.24 0.10 0.01 90.27 13:10:08 0 7.64 0.00 3.13 0.05 0.01 89.16 13:10:08 1 6.77 0.01 2.43 0.18 0.01 90.59 13:10:08 2 6.84 0.01 2.19 0.18 0.01 90.78 13:10:08 3 7.45 0.01 2.12 0.10 0.01 90.30 13:10:08 4 8.01 0.00 2.11 0.04 0.01 89.83 13:10:08 5 8.09 0.01 2.10 0.11 0.01 89.69 13:10:08 6 7.41 0.00 1.96 0.04 0.01 90.59 13:10:08 7 6.81 0.00 1.85 0.09 0.01 91.24 Average: all 14.62 0.01 2.87 0.35 0.01 82.13 Average: 0 13.45 0.01 3.42 0.40 0.01 82.72 Average: 1 14.32 0.02 3.08 0.38 0.01 82.19 Average: 2 14.89 0.01 2.73 0.34 0.01 82.02 Average: 3 14.70 0.01 2.85 0.39 0.01 82.04 Average: 4 14.87 0.01 2.82 0.26 0.01 82.03 Average: 5 15.17 0.01 2.76 0.40 0.01 81.65 Average: 6 14.72 0.01 2.64 0.34 0.01 82.28 Average: 7 14.87 0.01 2.68 0.29 0.01 82.13