---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3691 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: 5600.00 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 845 16871 4 14375 30778 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:02:ef:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.231/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84919sec preferred_lft 84919sec inet6 fe80::f816:3eff:fe02:ef55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:c7:5a:9d:42:8c 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::6cc7:5aff:fe9d:428c/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-3691) 10/20/26 _x86_64_ (8 CPU) 11:56:50 LINUX RESTART (8 CPU) 12:00:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:17 456.04 1.37 443.97 10.69 48.22 54211.30 65141.95 12:20:03 51.65 0.83 44.65 6.17 21.31 7721.56 32198.70 Average: 255.91 1.10 246.36 8.46 34.90 31204.54 48839.06 12:00:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:17 2323616 21331712 10824212 32.94 579148 17571764 17031928 50.23 4425180 22434468 1320 12:20:03 3884644 18856332 13162768 40.05 562720 13732776 20267336 59.77 4406604 20939280 54328 Average: 3104130 20094022 11993490 36.50 570934 15652270 18649632 55.00 4415892 21686874 27824 12:00:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:17 lo 0.59 0.59 0.05 0.05 0.00 0.00 0.00 0.00 12:10:17 ens3 347.07 214.63 3697.71 66.86 0.00 0.00 0.00 0.00 12:10:17 docker0 24.56 46.56 1.43 769.72 0.00 0.00 0.00 0.00 12:10:17 br-b6aa17c8e449 0.28 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:10:17 veth2e6d2e0 0.14 0.19 0.02 0.07 0.00 0.00 0.00 0.00 12:10:17 veth34b603f 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:10:17 veth310dbec 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:10:17 vethd5eca38 42.26 43.40 17.68 23.43 0.00 0.00 0.00 0.00 12:10:17 vethe9721dc 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:10:17 veth6a2e6ca 39.13 37.26 32.22 14.81 0.00 0.00 0.00 0.00 12:10:17 veth7578013 0.73 1.28 0.80 9.91 0.00 0.00 0.00 0.00 12:10:17 vethd12ecf1 0.65 0.58 0.09 0.73 0.00 0.00 0.00 0.00 12:20:03 lo 73.85 73.85 334.16 334.16 0.00 0.00 0.00 0.00 12:20:03 ens3 11.52 10.40 36.97 2.13 0.00 0.00 0.00 0.00 12:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 br-b6aa17c8e449 65.63 74.17 89.79 284.17 0.00 0.00 0.00 0.00 12:20:03 veth2e6d2e0 22.17 23.76 84.36 70.10 0.00 0.00 0.00 0.01 12:20:03 veth34b603f 37.72 36.31 349.37 84.61 0.00 0.00 0.00 0.03 12:20:03 veth310dbec 0.21 0.19 0.02 0.06 0.00 0.00 0.00 0.00 12:20:03 vethd5eca38 129.65 135.63 92.66 63.00 0.00 0.00 0.00 0.01 12:20:03 vethe9721dc 85.77 94.84 90.55 629.45 0.00 0.00 0.00 0.05 12:20:03 veth6a2e6ca 86.80 80.11 103.81 56.48 0.00 0.00 0.00 0.01 12:20:03 vethd12ecf1 60.21 60.08 33.74 41.17 0.00 0.00 0.00 0.00 Average: lo 36.84 36.84 165.39 165.39 0.00 0.00 0.00 0.00 Average: ens3 181.02 113.56 1886.09 34.82 0.00 0.00 0.00 0.00 Average: docker0 12.41 23.52 0.72 388.80 0.00 0.00 0.00 0.00 Average: br-b6aa17c8e449 32.62 36.84 44.44 140.64 0.00 0.00 0.00 0.00 Average: veth2e6d2e0 11.04 11.86 41.76 34.73 0.00 0.00 0.00 0.00 Average: veth34b603f 18.68 18.04 172.90 41.88 0.00 0.00 0.00 0.01 Average: veth310dbec 0.12 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethd5eca38 85.50 89.04 54.79 43.01 0.00 0.00 0.00 0.00 Average: vethe9721dc 42.46 46.99 44.81 311.50 0.00 0.00 0.00 0.03 Average: veth6a2e6ca 62.72 58.47 67.65 35.43 0.00 0.00 0.00 0.01 Average: vethd12ecf1 30.13 30.03 16.74 20.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3691) 10/20/26 _x86_64_ (8 CPU) 11:56:50 LINUX RESTART (8 CPU) 12:00:19 CPU %user %nice %system %iowait %steal %idle 12:10:17 all 28.07 0.03 5.24 1.13 0.02 65.51 12:10:17 0 24.09 0.04 5.30 0.95 0.01 69.61 12:10:17 1 27.21 0.02 5.58 1.17 0.02 66.00 12:10:17 2 29.05 0.02 4.86 1.42 0.02 64.63 12:10:17 3 29.01 0.03 5.33 1.14 0.02 64.48 12:10:17 4 28.72 0.04 5.07 1.25 0.02 64.91 12:10:17 5 27.07 0.02 5.06 1.14 0.02 66.70 12:10:17 6 30.32 0.03 4.95 0.79 0.02 63.90 12:10:17 7 29.08 0.04 5.79 1.21 0.02 63.86 12:20:03 all 23.71 0.01 4.93 0.20 0.02 71.13 12:20:03 0 22.72 0.02 5.96 0.43 0.02 70.86 12:20:03 1 24.25 0.02 5.43 0.12 0.02 70.16 12:20:03 2 23.75 0.01 4.94 0.18 0.02 71.10 12:20:03 3 22.98 0.00 4.63 0.22 0.02 72.16 12:20:03 4 24.56 0.01 4.83 0.20 0.02 70.38 12:20:03 5 24.30 0.00 4.58 0.14 0.02 70.96 12:20:03 6 22.47 0.00 4.40 0.16 0.02 72.95 12:20:03 7 24.64 0.01 4.62 0.18 0.02 70.53 Average: all 25.91 0.02 5.08 0.67 0.02 68.30 Average: 0 23.41 0.03 5.62 0.69 0.01 70.23 Average: 1 25.74 0.02 5.51 0.65 0.02 68.06 Average: 2 26.43 0.02 4.90 0.80 0.02 67.83 Average: 3 26.03 0.02 4.98 0.68 0.02 68.27 Average: 4 26.66 0.03 4.95 0.73 0.02 67.62 Average: 5 25.70 0.01 4.82 0.65 0.02 68.81 Average: 6 26.44 0.02 4.68 0.48 0.02 68.37 Average: 7 26.89 0.02 5.21 0.70 0.02 67.16