---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-898 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 26G 130G 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 860 14180 4 17051 30763 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:a5:83:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.235/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83638sec preferred_lft 83638sec inet6 fe80::f816:3eff:fea5:838f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:be:ca:85:d9:ff 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::f8be:caff:fe85:d9ff/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-898) 10/12/26 _x86_64_ (8 CPU) 11:28:31 LINUX RESTART (8 CPU) 11:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:01 629.16 4.99 581.11 43.06 319.12 71404.93 826182.64 11:50:01 61.26 0.28 57.77 3.20 5.86 5103.21 5604.28 12:00:15 23.50 0.13 21.64 1.73 3.30 4208.51 11284.49 12:10:37 9.09 0.06 8.47 0.56 1.81 1599.63 1318.59 Average: 176.98 1.34 163.76 11.88 80.64 20163.68 206244.44 11:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:01 7695716 27316768 4882420 14.86 569668 18158744 5150492 15.19 4652684 18784920 120 11:50:01 777520 20501508 11601804 35.30 575880 18296856 18216432 53.72 5046936 23324224 13428 12:00:15 349004 18505340 13391000 40.75 570992 16956272 21177784 62.45 4992648 23787904 12720 12:10:37 404928 18136064 13782636 41.94 570568 16513864 21541788 63.52 4928904 23794868 380 Average: 2306792 21114920 10914465 33.21 571777 17481434 16521624 48.72 4905293 22422979 6662 11:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:01 lo 2.44 2.44 0.69 0.69 0.00 0.00 0.00 0.00 11:40:01 ens3 458.61 282.58 5516.28 71.47 0.00 0.00 0.00 0.00 11:40:01 docker0 36.35 62.97 2.51 877.87 0.00 0.00 0.00 0.00 11:40:01 br-418bda005714 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 2.29 2.29 5.07 5.07 0.00 0.00 0.00 0.00 11:50:01 ens3 18.48 12.74 288.22 3.08 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 11:50:01 br-418bda005714 2.56 2.99 0.90 7.69 0.00 0.00 0.00 0.00 11:50:01 veth870bdd1 1.32 1.25 5.16 1.67 0.00 0.00 0.00 0.00 11:50:01 veth8df3e79 3.12 3.67 0.59 25.85 0.00 0.00 0.00 0.00 11:50:01 veth556c499 1.63 1.74 18.30 5.17 0.00 0.00 0.00 0.00 11:50:01 veth828adad 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:50:01 veth4af6fed 70.88 75.21 37.21 37.80 0.00 0.00 0.00 0.00 11:50:01 veth30265b0 71.32 66.54 51.96 33.97 0.00 0.00 0.00 0.00 11:50:01 veth2640b62 2.41 1.89 0.33 1.88 0.00 0.00 0.00 0.00 12:00:15 lo 29.61 29.61 122.29 122.29 0.00 0.00 0.00 0.00 12:00:15 ens3 4.29 4.01 4.62 1.04 0.00 0.00 0.00 0.00 12:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:15 br-418bda005714 20.75 25.12 21.03 106.56 0.00 0.00 0.00 0.00 12:00:15 veth870bdd1 10.07 10.25 42.07 25.27 0.00 0.00 0.00 0.00 12:00:15 veth8df3e79 30.44 34.87 21.06 266.86 0.00 0.00 0.00 0.02 12:00:15 veth556c499 17.18 16.91 162.07 42.26 0.00 0.00 0.00 0.01 12:00:15 veth828adad 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 12:00:15 veth4af6fed 54.98 59.29 41.06 25.04 0.00 0.00 0.00 0.00 12:00:15 veth30265b0 30.36 27.40 33.35 15.58 0.00 0.00 0.00 0.00 12:00:15 veth2640b62 34.44 33.17 17.85 27.69 0.00 0.00 0.00 0.00 12:10:37 lo 33.29 33.29 161.36 161.36 0.00 0.00 0.00 0.00 12:10:37 ens3 1.33 1.19 0.34 1.24 0.00 0.00 0.00 0.00 12:10:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:37 br-418bda005714 19.70 21.63 35.11 126.93 0.00 0.00 0.00 0.00 12:10:37 veth870bdd1 6.80 7.86 5.93 29.47 0.00 0.00 0.00 0.00 12:10:37 veth8df3e79 23.65 25.58 35.43 155.36 0.00 0.00 0.00 0.01 12:10:37 veth556c499 8.54 7.54 29.81 5.54 0.00 0.00 0.00 0.00 12:10:37 veth828adad 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:37 veth4af6fed 49.69 54.27 41.42 20.05 0.00 0.00 0.00 0.00 12:10:37 veth30265b0 38.57 35.26 38.10 22.96 0.00 0.00 0.00 0.00 12:10:37 veth2640b62 20.98 19.65 11.71 20.57 0.00 0.00 0.00 0.00 Average: lo 17.17 17.17 73.65 73.65 0.00 0.00 0.00 0.00 Average: ens3 117.94 73.44 1419.01 18.79 0.00 0.00 0.00 0.00 Average: docker0 8.87 15.37 0.61 214.29 0.00 0.00 0.00 0.00 Average: br-418bda005714 10.92 12.62 14.53 61.34 0.00 0.00 0.00 0.00 Average: veth870bdd1 4.61 4.91 13.42 14.35 0.00 0.00 0.00 0.00 Average: veth8df3e79 14.52 16.27 14.54 113.58 0.00 0.00 0.00 0.01 Average: veth556c499 6.93 6.63 53.08 13.36 0.00 0.00 0.00 0.00 Average: veth828adad 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth4af6fed 44.13 47.46 30.18 20.80 0.00 0.00 0.00 0.00 Average: veth30265b0 35.18 32.40 31.03 18.21 0.00 0.00 0.00 0.00 Average: veth2640b62 14.67 13.88 7.59 12.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-898) 10/12/26 _x86_64_ (8 CPU) 11:28:31 LINUX RESTART (8 CPU) 11:30:08 CPU %user %nice %system %iowait %steal %idle 11:40:01 all 41.73 0.00 6.45 1.24 0.03 50.56 11:40:01 0 38.58 0.00 6.55 1.11 0.03 53.73 11:40:01 1 41.86 0.00 6.53 1.21 0.02 50.37 11:40:01 2 42.22 0.00 6.83 1.34 0.02 49.60 11:40:01 3 42.23 0.00 6.83 1.14 0.03 49.77 11:40:01 4 47.67 0.00 6.37 1.18 0.04 44.74 11:40:01 5 41.45 0.00 5.86 1.32 0.02 51.35 11:40:01 6 41.56 0.00 6.51 1.02 0.03 50.88 11:40:01 7 38.29 0.00 6.12 1.56 0.02 54.01 11:50:01 all 9.86 0.03 1.48 0.28 0.01 88.35 11:50:01 0 9.38 0.03 1.85 0.10 0.01 88.62 11:50:01 1 9.60 0.03 1.47 0.13 0.01 88.76 11:50:01 2 9.64 0.04 1.33 0.14 0.01 88.84 11:50:01 3 9.67 0.02 1.38 0.68 0.01 88.24 11:50:01 4 9.60 0.02 1.47 0.54 0.01 88.35 11:50:01 5 10.48 0.05 1.56 0.15 0.01 87.75 11:50:01 6 10.41 0.01 1.31 0.37 0.01 87.88 11:50:01 7 10.10 0.01 1.46 0.11 0.01 88.31 12:00:15 all 9.73 0.01 2.54 0.13 0.01 87.58 12:00:15 0 9.04 0.02 3.26 0.09 0.01 87.59 12:00:15 1 10.33 0.01 2.61 0.08 0.01 86.96 12:00:15 2 9.62 0.01 2.60 0.13 0.01 87.62 12:00:15 3 9.90 0.00 2.43 0.16 0.01 87.50 12:00:15 4 9.37 0.00 2.38 0.09 0.01 88.14 12:00:15 5 9.74 0.01 2.35 0.10 0.01 87.79 12:00:15 6 9.90 0.00 2.27 0.13 0.01 87.69 12:00:15 7 9.97 0.01 2.38 0.29 0.01 87.34 12:10:37 all 7.63 0.00 2.32 0.04 0.01 90.00 12:10:37 0 7.01 0.00 3.06 0.01 0.01 89.91 12:10:37 1 7.88 0.00 2.62 0.03 0.01 89.46 12:10:37 2 8.11 0.00 2.36 0.03 0.01 89.48 12:10:37 3 7.34 0.00 2.17 0.02 0.01 90.45 12:10:37 4 8.13 0.00 2.17 0.04 0.01 89.65 12:10:37 5 7.73 0.00 2.11 0.11 0.01 90.04 12:10:37 6 7.42 0.00 2.04 0.05 0.01 90.49 12:10:37 7 7.38 0.00 2.07 0.03 0.01 90.51 Average: all 17.02 0.01 3.17 0.41 0.01 79.36 Average: 0 15.77 0.01 3.66 0.32 0.01 80.22 Average: 1 17.21 0.01 3.29 0.36 0.01 79.12 Average: 2 17.19 0.01 3.25 0.40 0.01 79.13 Average: 3 17.06 0.00 3.17 0.49 0.02 79.25 Average: 4 18.46 0.01 3.08 0.45 0.02 77.98 Average: 5 17.14 0.01 2.95 0.41 0.01 79.47 Average: 6 17.12 0.00 3.01 0.38 0.01 79.47 Average: 7 16.24 0.01 2.98 0.49 0.01 80.27