---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1319 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 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 861 11423 4 19807 30762 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:bf:1f:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.108/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84437sec preferred_lft 84437sec inet6 fe80::f816:3eff:febf:1f01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:2b:a0:f0:5f:38 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::42b:a0ff:fef0:5f38/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1319) 10/13/26 _x86_64_ (8 CPU) 13:50:20 LINUX RESTART (8 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 127.87 0.22 121.90 5.75 4.54 28109.43 19294.25 14:20:06 11.77 0.05 11.42 0.29 1.90 476.10 5552.68 Average: 69.56 0.14 66.41 3.01 3.21 14230.37 12392.44 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 1838768 22116004 10033236 30.53 590316 18784528 16333408 48.17 4829956 22515956 644 14:20:06 667812 21033044 11114788 33.82 590692 18866368 17443532 51.44 4871224 23616736 560 Average: 1253290 21574524 10574012 32.18 590504 18825448 16888470 49.80 4850590 23066346 602 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.47 0.47 0.03 0.03 0.00 0.00 0.00 0.00 14:10:01 ens3 109.93 63.78 1691.00 10.35 0.00 0.00 0.00 0.00 14:10:01 docker0 17.56 31.33 0.96 352.59 0.00 0.00 0.00 0.00 14:10:01 br-6f1974abcfd9 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 14:10:01 veth157b14c 56.60 59.86 26.63 32.46 0.00 0.00 0.00 0.00 14:10:01 vethbb324ca 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 vethe8b2298 0.43 0.40 0.05 0.24 0.00 0.00 0.00 0.00 14:10:01 veth1477966 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 veth708428e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 veth19f4bda 55.67 51.94 44.31 23.27 0.00 0.00 0.00 0.00 14:10:01 veth3580644 0.91 1.66 1.00 12.83 0.00 0.00 0.00 0.00 14:10:01 veth706c412 2.01 1.59 0.28 1.63 0.00 0.00 0.00 0.00 14:20:06 lo 9.97 9.97 53.30 53.30 0.00 0.00 0.00 0.00 14:20:06 ens3 10.37 8.75 4.85 5.33 0.00 0.00 0.00 0.00 14:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:06 br-6f1974abcfd9 5.72 5.32 52.29 1.15 0.00 0.00 0.00 0.00 14:20:06 veth157b14c 254.64 263.72 214.20 140.33 0.00 0.00 0.00 0.02 14:20:06 vethbb324ca 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 14:20:06 vethe8b2298 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 14:20:06 veth1477966 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:06 veth708428e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:06 veth19f4bda 108.52 99.55 98.25 71.34 0.00 0.00 0.00 0.01 14:20:06 veth706c412 163.80 163.48 98.08 146.98 0.00 0.00 0.00 0.01 Average: lo 5.24 5.24 26.79 26.79 0.00 0.00 0.00 0.00 Average: ens3 59.93 36.14 844.12 7.83 0.00 0.00 0.00 0.00 Average: docker0 8.74 15.59 0.48 175.50 0.00 0.00 0.00 0.00 Average: br-6f1974abcfd9 3.02 2.80 26.27 0.58 0.00 0.00 0.00 0.00 Average: veth157b14c 156.07 162.25 120.84 86.64 0.00 0.00 0.00 0.01 Average: vethbb324ca 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethe8b2298 0.42 0.30 0.06 0.29 0.00 0.00 0.00 0.00 Average: veth1477966 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth708428e 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth19f4bda 82.22 75.85 71.40 47.41 0.00 0.00 0.00 0.01 Average: veth706c412 83.27 82.90 49.40 74.63 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1319) 10/13/26 _x86_64_ (8 CPU) 13:50:20 LINUX RESTART (8 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 10.72 0.02 2.28 0.84 0.01 86.13 14:10:01 0 12.20 0.03 2.91 0.71 0.01 84.14 14:10:01 1 10.99 0.03 2.42 0.71 0.01 85.84 14:10:01 2 10.65 0.02 2.19 1.77 0.01 85.37 14:10:01 3 10.13 0.03 2.21 0.69 0.01 86.93 14:10:01 4 10.39 0.02 2.31 0.73 0.01 86.53 14:10:01 5 10.24 0.02 1.96 0.63 0.01 87.13 14:10:01 6 11.46 0.02 2.11 0.81 0.01 85.60 14:10:01 7 9.65 0.02 2.17 0.64 0.01 87.51 14:20:06 all 6.76 0.00 1.44 0.04 0.01 91.75 14:20:06 0 6.44 0.00 1.94 0.09 0.01 91.52 14:20:06 1 7.60 0.00 1.56 0.03 0.01 90.81 14:20:06 2 6.24 0.00 1.21 0.05 0.01 92.50 14:20:06 3 7.14 0.00 1.35 0.04 0.01 91.46 14:20:06 4 7.03 0.00 1.32 0.03 0.01 91.61 14:20:06 5 6.47 0.00 1.41 0.03 0.01 92.09 14:20:06 6 6.64 0.00 1.40 0.02 0.01 91.93 14:20:06 7 6.54 0.00 1.31 0.06 0.01 92.07 Average: all 8.73 0.01 1.86 0.44 0.01 88.95 Average: 0 9.31 0.01 2.42 0.40 0.01 87.84 Average: 1 9.29 0.02 1.99 0.37 0.01 88.33 Average: 2 8.44 0.01 1.70 0.90 0.01 88.95 Average: 3 8.63 0.01 1.78 0.37 0.01 89.20 Average: 4 8.71 0.01 1.81 0.38 0.01 89.08 Average: 5 8.35 0.01 1.68 0.33 0.01 89.61 Average: 6 9.04 0.01 1.75 0.41 0.01 88.77 Average: 7 8.09 0.01 1.74 0.35 0.01 89.80