---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3352 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 16% / 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 1017 11876 4 19198 30606 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:25:c2:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.82/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83752sec preferred_lft 83752sec inet6 fe80::f816:3eff:fe25:c2d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:73:46:16:5f:18 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::d473:46ff:fe16:5f18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3352) 10/19/26 _x86_64_ (8 CPU) 12:11:33 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 1.59 0.19 1.37 0.02 1.56 17.48 8.65 12:40:01 113.77 5.13 103.39 5.24 362.87 11829.02 6705.02 12:50:00 564.90 1.02 547.93 15.96 44.09 63198.34 112355.65 Average: 226.58 2.11 217.39 7.07 136.19 24995.27 39653.37 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 29971876 31736164 647824 1.97 64660 2038356 1560928 4.60 209880 2374824 160 12:40:01 24625568 29899620 2389688 7.27 234012 5076080 2679872 7.90 985136 6544992 232712 12:50:00 5208788 24409392 7748036 23.58 585244 17752856 12195188 35.96 4477868 19567032 544 Average: 19935411 28681725 3595183 10.94 294639 8289097 5478663 16.16 1890961 9495616 77805 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 0.95 0.38 0.32 0.49 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 12:40:01 ens3 160.01 97.15 1968.67 17.57 0.00 0.00 0.00 0.00 12:40:01 docker0 10.34 13.80 0.55 104.21 0.00 0.00 0.00 0.00 12:50:00 lo 2.18 2.18 0.64 0.64 0.00 0.00 0.00 0.00 12:50:00 ens3 529.16 304.66 4444.68 108.39 0.00 0.00 0.00 0.00 12:50:00 docker0 26.25 54.06 1.96 770.45 0.00 0.00 0.00 0.00 12:50:00 br-2dcb52599b7c 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 12:50:00 veth24c401a 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:50:00 veth8172a49 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 veth9dea958 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:50:00 veth861c328 4.56 4.28 1.92 0.97 0.00 0.00 0.00 0.00 12:50:00 vethc0407c9 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 12:50:00 veth90c5f3d 4.18 4.51 0.96 1.92 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 229.88 133.97 2136.62 42.12 0.00 0.00 0.00 0.00 Average: docker0 12.19 22.60 0.84 291.31 0.00 0.00 0.00 0.00 Average: br-2dcb52599b7c 0.07 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth24c401a 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8172a49 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9dea958 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth861c328 1.52 1.43 0.64 0.32 0.00 0.00 0.00 0.00 Average: vethc0407c9 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth90c5f3d 1.39 1.50 0.32 0.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3352) 10/19/26 _x86_64_ (8 CPU) 12:11:33 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.04 0.00 0.01 0.01 0.00 99.94 12:30:01 0 0.01 0.00 0.01 0.00 0.00 99.98 12:30:01 1 0.18 0.00 0.01 0.00 0.00 99.81 12:30:01 2 0.02 0.00 0.02 0.00 0.00 99.95 12:30:01 3 0.03 0.00 0.01 0.04 0.00 99.93 12:30:01 4 0.04 0.00 0.03 0.00 0.00 99.93 12:30:01 5 0.02 0.00 0.01 0.00 0.00 99.97 12:30:01 6 0.01 0.00 0.01 0.01 0.00 99.98 12:30:01 7 0.02 0.00 0.02 0.02 0.00 99.95 12:40:01 all 3.98 0.00 0.79 0.36 0.00 94.87 12:40:01 0 3.37 0.00 0.69 0.25 0.00 95.69 12:40:01 1 4.00 0.00 0.89 0.30 0.00 94.81 12:40:01 2 3.80 0.00 0.71 0.15 0.01 95.33 12:40:01 3 4.99 0.00 0.89 0.84 0.01 93.26 12:40:01 4 2.84 0.00 0.66 0.21 0.01 96.29 12:40:01 5 3.21 0.00 0.79 0.22 0.01 95.77 12:40:01 6 4.71 0.00 0.84 0.64 0.01 93.80 12:40:01 7 4.95 0.00 0.82 0.23 0.01 94.00 12:50:00 all 38.45 0.02 5.22 1.71 0.03 54.57 12:50:00 0 37.39 0.01 5.25 1.59 0.03 55.73 12:50:00 1 38.39 0.02 4.83 1.19 0.03 55.55 12:50:00 2 39.21 0.01 5.57 1.60 0.03 53.58 12:50:00 3 37.94 0.02 5.56 2.65 0.03 53.80 12:50:00 4 36.69 0.03 4.75 1.13 0.02 57.37 12:50:00 5 38.57 0.01 5.93 1.96 0.03 53.50 12:50:00 6 38.57 0.03 5.02 1.99 0.03 54.37 12:50:00 7 40.88 0.02 4.86 1.54 0.03 52.66 Average: all 14.10 0.01 2.00 0.69 0.01 83.20 Average: 0 13.55 0.00 1.98 0.61 0.01 83.85 Average: 1 14.14 0.01 1.91 0.50 0.01 83.44 Average: 2 14.27 0.00 2.09 0.58 0.01 83.04 Average: 3 14.24 0.01 2.14 1.17 0.01 82.42 Average: 4 13.13 0.01 1.81 0.45 0.01 84.60 Average: 5 13.86 0.00 2.23 0.72 0.01 83.17 Average: 6 14.36 0.01 1.94 0.88 0.01 82.80 Average: 7 15.21 0.01 1.89 0.59 0.01 82.28