---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4482 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: 5599.94 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 864 12410 4 18816 30759 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:35:86:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.228/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84403sec preferred_lft 84403sec inet6 fe80::f816:3eff:fe35:86ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:ab:42:9d:17:81 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::a0ab:42ff:fe9d:1781/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4482) 03/24/26 _x86_64_ (8 CPU) 11:41:10 LINUX RESTART (8 CPU) 11:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:51 160.75 0.30 154.64 5.81 14.78 27806.44 16529.00 12:10:30 12.03 0.12 11.52 0.39 5.29 489.10 5939.30 Average: 90.30 0.22 86.84 3.24 10.29 14865.51 11512.38 11:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:51 2350976 21684092 10470256 31.86 591452 17874464 16170204 47.68 4750396 22098384 1096 12:10:30 1212192 20635932 11517408 35.05 591936 17960440 17093412 50.41 4793788 23191012 688 Average: 1781584 21160012 10993832 33.45 591694 17917452 16631808 49.05 4772092 22644698 892 11:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:51 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 12:00:51 ens3 97.39 66.89 1413.86 17.11 0.00 0.00 0.00 0.00 12:00:51 docker0 12.22 18.39 0.67 286.95 0.00 0.00 0.00 0.00 12:00:51 br-6c34d52b1bb7 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:00:51 veth0ec7f1e 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:00:51 veth0158423 50.46 53.80 21.28 27.14 0.00 0.00 0.00 0.00 12:00:51 vetha0af683 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:00:51 vethb36a981 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:00:51 veth6d2890d 0.41 0.38 0.05 0.22 0.00 0.00 0.00 0.00 12:00:51 vethf5239bf 49.72 46.05 37.47 18.12 0.00 0.00 0.00 0.00 12:00:51 veth6499b10 0.77 1.41 0.82 11.26 0.00 0.00 0.00 0.00 12:00:51 vethb2adf7f 1.75 1.39 0.24 1.41 0.00 0.00 0.00 0.00 12:10:30 lo 9.43 9.43 40.15 40.15 0.00 0.00 0.00 0.00 12:10:30 ens3 15.78 9.84 6.07 6.30 0.00 0.00 0.00 0.00 12:10:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:30 br-6c34d52b1bb7 5.09 4.95 39.14 1.11 0.00 0.00 0.00 0.00 12:10:30 veth0ec7f1e 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 12:10:30 veth0158423 327.92 353.47 262.60 157.42 0.00 0.00 0.00 0.02 12:10:30 vetha0af683 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:30 vethb36a981 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:30 veth6d2890d 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 12:10:30 vethf5239bf 116.65 108.09 89.03 71.56 0.00 0.00 0.00 0.01 12:10:30 vethb2adf7f 244.94 227.94 111.97 195.19 0.00 0.00 0.00 0.02 Average: lo 4.74 4.74 19.05 19.05 0.00 0.00 0.00 0.00 Average: ens3 58.73 39.87 746.95 11.99 0.00 0.00 0.00 0.00 Average: docker0 6.43 9.68 0.35 151.01 0.00 0.00 0.00 0.00 Average: br-6c34d52b1bb7 2.56 2.48 18.55 0.53 0.00 0.00 0.00 0.00 Average: veth0ec7f1e 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth0158423 181.90 195.76 135.60 88.86 0.00 0.00 0.00 0.01 Average: vetha0af683 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb36a981 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6d2890d 0.40 0.30 0.06 0.28 0.00 0.00 0.00 0.00 Average: vethf5239bf 81.43 75.44 61.90 43.44 0.00 0.00 0.00 0.01 Average: vethb2adf7f 116.96 108.71 53.17 93.21 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4482) 03/24/26 _x86_64_ (8 CPU) 11:41:10 LINUX RESTART (8 CPU) 11:50:08 CPU %user %nice %system %iowait %steal %idle 12:00:51 all 11.96 0.02 2.22 1.48 0.06 84.25 12:00:51 0 11.65 0.03 2.40 2.02 0.06 83.83 12:00:51 1 12.49 0.04 2.24 0.78 0.06 84.39 12:00:51 2 11.71 0.02 2.18 1.43 0.07 84.59 12:00:51 3 11.08 0.02 2.10 0.96 0.06 85.78 12:00:51 4 12.15 0.01 2.22 2.29 0.07 83.27 12:00:51 5 13.47 0.01 2.36 1.59 0.06 82.50 12:00:51 6 11.24 0.02 2.02 1.64 0.07 85.01 12:00:51 7 11.84 0.03 2.24 1.16 0.06 84.67 12:10:30 all 7.87 0.00 1.35 0.04 0.07 90.67 12:10:30 0 7.75 0.00 1.40 0.02 0.07 90.77 12:10:30 1 8.46 0.00 1.58 0.06 0.07 89.83 12:10:30 2 7.81 0.00 1.42 0.02 0.07 90.68 12:10:30 3 8.42 0.00 1.27 0.01 0.07 90.23 12:10:30 4 8.45 0.00 1.20 0.10 0.07 90.18 12:10:30 5 6.92 0.01 1.31 0.07 0.07 91.62 12:10:30 6 7.53 0.00 1.31 0.05 0.06 91.05 12:10:30 7 7.61 0.00 1.32 0.01 0.07 90.99 Average: all 10.03 0.01 1.81 0.80 0.07 87.28 Average: 0 9.81 0.02 1.92 1.08 0.07 87.11 Average: 1 10.59 0.02 1.93 0.44 0.07 86.95 Average: 2 9.87 0.01 1.82 0.77 0.07 87.46 Average: 3 9.82 0.01 1.71 0.51 0.07 87.88 Average: 4 10.40 0.01 1.74 1.25 0.07 86.54 Average: 5 10.38 0.01 1.86 0.87 0.07 86.81 Average: 6 9.49 0.01 1.69 0.89 0.07 87.86 Average: 7 9.85 0.01 1.80 0.62 0.07 87.66