---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2855 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 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 862 16227 4 15002 30757 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:45:89:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.202/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84361sec preferred_lft 84361sec inet6 fe80::f816:3eff:fe45:89e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:ac:00:ce:c9:93 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::2cac:ff:fece:c993/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2855) 10/18/26 _x86_64_ (8 CPU) 13:50:31 LINUX RESTART (8 CPU) 14:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 141.26 0.23 134.61 6.42 3.93 29931.09 24188.58 14:20:14 50.46 0.45 45.37 4.64 14.00 7929.87 13271.97 Average: 94.99 0.34 89.13 5.51 9.06 18718.76 18625.22 14:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 1950688 21914296 10237716 31.15 593392 18474340 16549848 48.80 5033108 22210640 1004 14:20:14 1851024 17556832 13711648 41.72 577564 15149696 22827600 67.32 4860220 22406356 19600 Average: 1900856 19735564 11974682 36.44 585478 16812018 19688724 58.06 4946664 22308498 10302 14:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.49 0.49 0.03 0.03 0.00 0.00 0.00 0.00 14:10:01 ens3 116.13 60.14 1908.18 11.49 0.00 0.00 0.00 0.00 14:10:01 docker0 12.74 23.72 0.71 358.32 0.00 0.00 0.00 0.00 14:10:01 br-59ebcc36d0ea 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 14:10:01 vethef4c130 0.42 0.40 0.05 0.23 0.00 0.00 0.00 0.00 14:10:01 veth797af9d 47.39 49.53 20.52 26.66 0.00 0.00 0.00 0.00 14:10:01 veth76acf7c 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 vetha89926c 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 veth9a24d64 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 vethef8c023 45.14 42.57 37.09 17.04 0.00 0.00 0.00 0.00 14:10:01 vethb4b14cd 0.78 1.45 0.86 11.43 0.00 0.00 0.00 0.00 14:10:01 veth3f18446 1.89 1.51 0.26 1.56 0.00 0.00 0.00 0.00 14:20:14 lo 71.70 71.70 326.96 326.96 0.00 0.00 0.00 0.00 14:20:14 ens3 12.29 10.71 43.81 2.26 0.00 0.00 0.00 0.00 14:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:14 br-59ebcc36d0ea 63.04 72.69 83.96 289.57 0.00 0.00 0.00 0.00 14:20:14 vethef4c130 20.23 21.93 70.74 66.45 0.00 0.00 0.00 0.01 14:20:14 veth797af9d 111.75 116.99 84.29 53.63 0.00 0.00 0.00 0.01 14:20:14 veth76acf7c 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 14:20:14 vetha89926c 32.83 31.38 282.75 70.88 0.00 0.00 0.00 0.02 14:20:14 veth9a24d64 80.85 90.95 84.81 568.77 0.00 0.00 0.00 0.05 14:20:14 vethef8c023 79.73 73.62 94.30 49.39 0.00 0.00 0.00 0.01 14:20:14 veth3f18446 48.35 48.44 28.63 39.42 0.00 0.00 0.00 0.00 Average: lo 36.78 36.78 166.65 166.65 0.00 0.00 0.00 0.00 Average: ens3 63.21 34.95 958.05 6.79 0.00 0.00 0.00 0.00 Average: docker0 6.25 11.63 0.35 175.71 0.00 0.00 0.00 0.00 Average: br-59ebcc36d0ea 32.28 37.18 42.80 147.58 0.00 0.00 0.00 0.00 Average: vethef4c130 10.52 11.37 36.08 33.98 0.00 0.00 0.00 0.00 Average: veth797af9d 80.18 83.91 53.02 40.41 0.00 0.00 0.00 0.00 Average: veth76acf7c 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vetha89926c 16.75 16.05 144.10 36.12 0.00 0.00 0.00 0.01 Average: veth9a24d64 41.22 46.40 43.22 289.86 0.00 0.00 0.00 0.02 Average: vethef8c023 62.77 58.40 66.25 33.53 0.00 0.00 0.00 0.01 Average: veth3f18446 25.57 25.43 14.72 20.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2855) 10/18/26 _x86_64_ (8 CPU) 13:50:31 LINUX RESTART (8 CPU) 14:00:12 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 11.91 0.03 2.74 0.75 0.01 84.57 14:10:01 0 11.41 0.01 2.80 0.43 0.01 85.34 14:10:01 1 12.29 0.03 2.98 0.59 0.01 84.10 14:10:01 2 11.92 0.02 2.62 1.10 0.01 84.34 14:10:01 3 13.54 0.04 2.89 1.08 0.01 82.44 14:10:01 4 11.12 0.04 2.78 0.55 0.01 85.50 14:10:01 5 12.08 0.02 2.81 1.28 0.01 83.80 14:10:01 6 11.10 0.02 2.65 0.56 0.01 85.66 14:10:01 7 11.80 0.04 2.37 0.44 0.01 85.35 14:20:14 all 23.59 0.01 4.83 0.20 0.02 71.35 14:20:14 0 23.04 0.01 6.00 0.21 0.02 70.71 14:20:14 1 23.09 0.01 5.14 0.20 0.02 71.54 14:20:14 2 24.13 0.00 4.96 0.24 0.02 70.65 14:20:14 3 23.77 0.01 4.81 0.23 0.03 71.15 14:20:14 4 23.45 0.00 4.55 0.12 0.02 71.86 14:20:14 5 23.22 0.01 4.39 0.14 0.02 72.23 14:20:14 6 23.98 0.01 4.47 0.24 0.02 71.28 14:20:14 7 24.04 0.01 4.32 0.22 0.02 71.39 Average: all 17.86 0.02 3.81 0.47 0.02 77.83 Average: 0 17.37 0.01 4.44 0.32 0.02 77.85 Average: 1 17.80 0.02 4.08 0.39 0.02 77.69 Average: 2 18.14 0.01 3.81 0.66 0.01 77.37 Average: 3 18.75 0.03 3.87 0.65 0.02 76.69 Average: 4 17.39 0.02 3.68 0.33 0.01 78.57 Average: 5 17.76 0.01 3.62 0.70 0.02 77.90 Average: 6 17.65 0.02 3.58 0.40 0.02 78.34 Average: 7 18.03 0.03 3.36 0.33 0.01 78.25