---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4323 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 836 12513 4 18741 30787 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:75:48:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.219/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84519sec preferred_lft 84519sec inet6 fe80::f816:3eff:fe75:4883/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:07:c3:59:19:29 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::e407:c3ff:fe59:1929/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4323) 04/07/26 _x86_64_ (8 CPU) 07:57:47 LINUX RESTART (8 CPU) 08:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 653.31 0.77 634.53 18.01 36.28 64876.61 103290.15 08:20:08 39.15 0.78 14.47 23.90 19.93 1773.65 451342.38 Average: 343.07 0.78 321.31 20.98 28.02 33000.01 279109.51 08:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 4858008 23853500 8303912 25.27 590912 17546292 13846852 40.83 4570496 19809656 228212 08:20:08 1090416 20383420 11769004 35.81 594756 17812640 17199028 50.72 4738588 23313584 2352 Average: 2974212 22118460 10036458 30.54 592834 17679466 15522940 45.78 4654542 21561620 115282 08:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.80 0.80 0.12 0.12 0.00 0.00 0.00 0.00 08:10:00 ens3 471.42 299.77 3316.55 91.49 0.00 0.00 0.00 0.00 08:10:00 docker0 22.24 37.36 1.29 688.86 0.00 0.00 0.00 0.00 08:10:00 br-e1e1bcfd8558 0.24 0.21 0.01 0.01 0.00 0.00 0.00 0.00 08:10:00 vethba2e7b4 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:10:00 veth747f055 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:10:00 veth869ece6 0.02 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:10:00 veth319d8fc 5.73 5.29 3.02 1.17 0.00 0.00 0.00 0.00 08:10:00 vethf65be1f 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:10:00 vetha14226a 1.00 1.23 0.19 1.10 0.00 0.00 0.00 0.00 08:10:00 veth20292cb 0.04 0.06 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 veth4b58b63 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 lo 3.61 3.61 9.86 9.86 0.00 0.00 0.00 0.00 08:20:08 ens3 8.40 5.30 3.51 4.38 0.00 0.00 0.00 0.00 08:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 br-e1e1bcfd8558 1.89 1.82 9.36 0.54 0.00 0.00 0.00 0.00 08:20:08 vethba2e7b4 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 veth747f055 0.22 0.21 0.02 0.08 0.00 0.00 0.00 0.00 08:20:08 veth869ece6 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 veth319d8fc 179.48 193.18 126.63 92.06 0.00 0.00 0.00 0.01 08:20:08 vethf65be1f 0.55 0.36 0.08 0.36 0.00 0.00 0.00 0.00 08:20:08 veth20292cb 102.32 95.03 72.10 51.00 0.00 0.00 0.00 0.01 08:20:08 veth96ca507 96.96 90.01 44.28 78.81 0.00 0.00 0.00 0.01 Average: lo 2.22 2.22 5.04 5.04 0.00 0.00 0.00 0.00 Average: ens3 237.53 151.02 1642.96 47.49 0.00 0.00 0.00 0.00 Average: docker0 11.01 18.49 0.64 340.88 0.00 0.00 0.00 0.00 Average: br-e1e1bcfd8558 1.07 1.03 4.73 0.28 0.00 0.00 0.00 0.00 Average: vethba2e7b4 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth747f055 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth869ece6 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth319d8fc 93.50 100.20 65.47 47.08 0.00 0.00 0.00 0.01 Average: vethf65be1f 0.30 0.24 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth20292cb 51.70 48.04 36.42 25.77 0.00 0.00 0.00 0.00 Average: veth96ca507 48.98 45.47 22.37 39.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4323) 04/07/26 _x86_64_ (8 CPU) 07:57:47 LINUX RESTART (8 CPU) 08:00:03 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 34.07 0.02 4.84 1.14 0.09 59.84 08:10:00 0 34.46 0.01 4.48 0.83 0.09 60.13 08:10:00 1 32.92 0.01 4.58 1.78 0.09 60.63 08:10:00 2 29.14 0.02 4.84 0.91 0.09 65.01 08:10:00 3 36.36 0.02 4.98 1.09 0.09 57.46 08:10:00 4 33.74 0.02 5.55 1.21 0.09 59.40 08:10:00 5 35.31 0.01 4.60 1.20 0.08 58.80 08:10:00 6 36.18 0.02 4.78 1.10 0.09 57.84 08:10:00 7 34.48 0.05 4.90 1.04 0.08 59.44 08:20:08 all 8.45 0.00 1.01 0.23 0.05 90.26 08:20:08 0 7.40 0.01 0.99 0.05 0.05 91.50 08:20:08 1 9.18 0.02 1.20 0.59 0.06 88.95 08:20:08 2 7.43 0.00 1.01 0.03 0.05 91.47 08:20:08 3 8.98 0.00 0.96 0.05 0.05 89.96 08:20:08 4 8.72 0.00 1.03 0.06 0.05 90.14 08:20:08 5 9.25 0.00 1.07 0.89 0.06 88.74 08:20:08 6 8.29 0.00 0.96 0.07 0.05 90.62 08:20:08 7 8.34 0.00 0.86 0.08 0.05 90.66 Average: all 21.12 0.01 2.90 0.68 0.07 75.21 Average: 0 20.79 0.01 2.72 0.44 0.07 75.97 Average: 1 20.93 0.01 2.87 1.18 0.07 74.94 Average: 2 18.17 0.01 2.91 0.46 0.07 78.38 Average: 3 22.52 0.01 2.95 0.56 0.07 73.89 Average: 4 21.08 0.01 3.26 0.63 0.07 74.95 Average: 5 22.14 0.00 2.81 1.04 0.07 73.93 Average: 6 22.09 0.01 2.85 0.58 0.07 74.40 Average: 7 21.27 0.02 2.86 0.56 0.07 75.22