---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17811 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 1024 14061 3 17006 30598 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:7a:76:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.243/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83591sec preferred_lft 83591sec inet6 fe80::f816:3eff:fe7a:769e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:e3:e6:2a:ba:b0 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::c8e3:e6ff:fe2a:bab0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17811) 06/19/26 _x86_64_ (8 CPU) 06:53:59 LINUX RESTART (8 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:03 307.18 0.49 295.68 11.02 24.11 50552.97 78784.14 07:20:03 20.57 0.26 18.91 1.41 8.75 2025.43 7012.98 07:30:00 19.05 0.60 16.98 1.47 17.22 2918.99 2571.00 07:40:03 25.12 1.59 20.03 3.50 71.03 2291.25 19150.32 Average: 93.16 0.74 88.06 4.36 30.35 14474.08 26943.02 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:03 1705964 21316300 10836928 32.98 599348 18117552 17138624 50.54 4864448 22602844 360 07:20:03 307080 19170124 12888920 39.22 582624 17478084 19319948 56.97 4990056 23876488 16820 07:30:00 345636 18416020 13590824 41.36 583148 16746204 20338668 59.98 4895228 23904260 11208 07:40:03 14431472 31304624 886816 2.70 584720 15416496 1825648 5.38 4693920 12037348 5536 Average: 4197538 22551767 9550872 29.06 587460 16939584 14655722 43.22 4860913 20605235 8481 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:03 lo 0.71 0.71 0.06 0.06 0.00 0.00 0.00 0.00 07:10:03 ens3 443.22 261.86 2555.74 94.23 0.00 0.00 0.00 0.00 07:10:03 docker0 20.08 42.17 1.21 765.28 0.00 0.00 0.00 0.00 07:10:03 br-9fd07c5de15f 0.40 0.37 0.02 0.03 0.00 0.00 0.00 0.00 07:10:03 veth05e4a38 0.05 0.15 0.00 0.01 0.00 0.00 0.00 0.00 07:10:03 veth62384b3 6.50 6.26 4.43 1.28 0.00 0.00 0.00 0.00 07:10:03 veth9073971 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:10:03 veth32c2d7c 0.06 0.15 0.00 0.01 0.00 0.00 0.00 0.00 07:10:03 veth66ec00e 0.14 0.21 0.01 0.01 0.00 0.00 0.00 0.00 07:10:03 veth1f46656 0.92 0.95 0.11 0.92 0.00 0.00 0.00 0.00 07:10:03 veth02ef830 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:10:03 vethd5b12f3 0.44 0.44 0.06 0.58 0.00 0.00 0.00 0.00 07:20:03 lo 9.34 9.34 23.62 23.62 0.00 0.00 0.00 0.00 07:20:03 ens3 6.59 5.77 17.58 1.25 0.00 0.00 0.00 0.00 07:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:03 br-9fd07c5de15f 9.06 10.66 4.31 36.73 0.00 0.00 0.00 0.00 07:20:03 veth05e4a38 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 07:20:03 veth62384b3 99.85 107.65 53.45 49.37 0.00 0.00 0.00 0.00 07:20:03 veth9073971 14.13 15.77 3.43 135.56 0.00 0.00 0.00 0.01 07:20:03 veth32c2d7c 9.07 9.17 99.52 28.39 0.00 0.00 0.00 0.01 07:20:03 veth66ec00e 5.04 4.77 28.14 9.62 0.00 0.00 0.00 0.00 07:20:03 veth1f46656 88.73 82.45 64.59 39.51 0.00 0.00 0.00 0.01 07:20:03 vethd5b12f3 24.09 22.02 9.32 16.16 0.00 0.00 0.00 0.00 07:30:00 lo 31.13 31.13 136.87 136.87 0.00 0.00 0.00 0.00 07:30:00 ens3 6.22 5.24 14.55 1.78 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 br-9fd07c5de15f 28.19 34.59 27.69 124.77 0.00 0.00 0.00 0.00 07:30:00 veth05e4a38 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 veth62384b3 77.06 84.17 59.39 32.65 0.00 0.00 0.00 0.00 07:30:00 veth9073971 37.32 43.65 28.37 264.26 0.00 0.00 0.00 0.02 07:30:00 veth32c2d7c 16.86 16.17 141.65 34.38 0.00 0.00 0.00 0.01 07:30:00 veth66ec00e 11.23 12.13 34.55 43.87 0.00 0.00 0.00 0.00 07:30:00 veth1f46656 35.23 32.83 51.63 16.45 0.00 0.00 0.00 0.00 07:30:00 vethd5b12f3 55.65 50.81 25.21 45.87 0.00 0.00 0.00 0.00 07:40:03 lo 24.72 24.72 101.44 101.44 0.00 0.00 0.00 0.00 07:40:03 ens3 8.82 7.18 18.40 1.98 0.00 0.00 0.00 0.00 07:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.45 16.45 65.39 65.39 0.00 0.00 0.00 0.00 Average: ens3 116.47 70.16 653.04 24.86 0.00 0.00 0.00 0.00 Average: docker0 5.03 10.57 0.30 191.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17811) 06/19/26 _x86_64_ (8 CPU) 06:53:59 LINUX RESTART (8 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:03 all 30.80 0.03 5.27 0.81 0.14 62.95 07:10:03 0 30.54 0.02 5.06 0.72 0.14 63.52 07:10:03 1 32.95 0.02 5.30 0.74 0.16 60.83 07:10:03 2 25.72 0.02 4.99 0.98 0.14 68.15 07:10:03 3 29.79 0.03 5.55 0.99 0.15 63.49 07:10:03 4 34.25 0.03 5.45 0.76 0.15 59.37 07:10:03 5 30.78 0.05 4.88 0.60 0.14 63.56 07:10:03 6 33.18 0.03 5.42 1.10 0.15 60.11 07:10:03 7 29.16 0.01 5.49 0.58 0.14 64.62 07:20:03 all 9.63 0.00 1.40 0.45 0.07 88.44 07:20:03 0 8.93 0.01 1.46 1.47 0.07 88.07 07:20:03 1 9.48 0.00 1.49 0.26 0.08 88.69 07:20:03 2 10.29 0.01 1.41 0.25 0.07 87.97 07:20:03 3 10.31 0.01 1.38 0.15 0.07 88.08 07:20:03 4 10.20 0.00 1.38 0.54 0.07 87.82 07:20:03 5 9.66 0.00 1.44 0.25 0.07 88.57 07:20:03 6 9.44 0.00 1.31 0.46 0.07 88.73 07:20:03 7 8.72 0.00 1.36 0.24 0.07 89.60 07:30:00 all 8.96 0.00 2.03 0.09 0.09 88.83 07:30:00 0 9.03 0.01 2.19 0.09 0.09 88.60 07:30:00 1 9.76 0.00 2.25 0.09 0.09 87.81 07:30:00 2 9.29 0.01 2.11 0.06 0.09 88.44 07:30:00 3 9.55 0.01 2.02 0.06 0.09 88.28 07:30:00 4 8.83 0.00 1.97 0.03 0.08 89.09 07:30:00 5 8.67 0.01 1.85 0.05 0.08 89.34 07:30:00 6 8.06 0.00 1.99 0.28 0.08 89.58 07:30:00 7 8.51 0.00 1.88 0.06 0.09 89.46 07:40:03 all 7.76 0.00 1.79 0.09 0.08 90.27 07:40:03 0 8.48 0.01 1.97 0.08 0.09 89.38 07:40:03 1 8.74 0.01 1.96 0.12 0.09 89.07 07:40:03 2 7.93 0.00 1.79 0.27 0.09 89.93 07:40:03 3 6.68 0.00 1.69 0.07 0.09 91.48 07:40:03 4 7.40 0.00 1.72 0.04 0.08 90.76 07:40:03 5 7.42 0.00 1.64 0.04 0.08 90.83 07:40:03 6 6.83 0.01 1.79 0.04 0.08 91.25 07:40:03 7 8.59 0.01 1.77 0.07 0.09 89.48 Average: all 14.25 0.01 2.62 0.36 0.10 82.67 Average: 0 14.20 0.01 2.66 0.59 0.10 82.44 Average: 1 15.20 0.01 2.74 0.30 0.11 81.64 Average: 2 13.29 0.01 2.57 0.39 0.10 83.65 Average: 3 14.03 0.01 2.65 0.31 0.10 82.89 Average: 4 15.12 0.01 2.62 0.34 0.10 81.82 Average: 5 14.10 0.01 2.45 0.23 0.09 83.11 Average: 6 14.34 0.01 2.62 0.47 0.10 82.47 Average: 7 13.70 0.01 2.61 0.24 0.10 83.35