---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-560 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 860 12319 4 18912 30764 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:df:41:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.218/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84371sec preferred_lft 84371sec inet6 fe80::f816:3eff:fedf:4119/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:5f:b1:98:f9:ec 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::45f:b1ff:fe98:f9ec/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-560) 03/30/26 _x86_64_ (8 CPU) 07:48:00 LINUX RESTART (8 CPU) 07:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 678.64 1.41 638.03 39.20 483.13 69099.10 597586.09 08:10:07 47.91 0.32 45.03 2.56 7.13 2728.46 1323.14 08:20:08 10.43 0.01 10.12 0.30 0.09 433.62 9478.70 Average: 240.54 0.57 226.24 13.72 159.64 23552.21 198069.79 07:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 5460392 24392136 7771280 23.65 577544 17513228 11396708 33.61 4622628 19174708 43756 08:10:07 813912 20257304 11895544 36.20 590672 17983620 17417188 51.36 4864788 23499636 728 08:20:08 2857784 22379724 9772632 29.74 590976 18059624 15116624 44.58 4886308 21431440 560 Average: 3044029 22343055 9813152 29.86 586397 17852157 14643507 43.18 4791241 21368595 15015 07:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 0.65 0.65 0.10 0.10 0.00 0.00 0.00 0.00 08:00:01 ens3 511.60 312.11 3712.56 100.09 0.00 0.00 0.00 0.00 08:00:01 docker0 21.37 38.39 1.27 797.78 0.00 0.00 0.00 0.00 08:00:01 br-fdff01b2c55e 0.22 0.22 0.01 0.02 0.00 0.00 0.00 0.00 08:00:01 veth6b74c27 0.03 0.07 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 veth5738b6c 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 veth7ac421e 0.06 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 vethcc6237b 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 veth288b9bc 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 08:10:07 lo 1.52 1.52 2.91 2.91 0.00 0.00 0.00 0.00 08:10:07 ens3 5.73 3.82 2.40 2.21 0.00 0.00 0.00 0.00 08:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:07 br-fdff01b2c55e 0.76 0.71 2.75 0.17 0.00 0.00 0.00 0.00 08:10:07 veth6b74c27 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 08:10:07 veth5738b6c 0.50 0.38 0.07 0.31 0.00 0.00 0.00 0.00 08:10:07 veth7ac421e 111.20 118.35 65.76 55.27 0.00 0.00 0.00 0.01 08:10:07 vethcc6237b 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 08:10:07 veth288b9bc 0.09 0.13 0.01 0.03 0.00 0.00 0.00 0.00 08:10:07 veth5167c88 84.14 78.83 56.67 39.30 0.00 0.00 0.00 0.00 08:10:07 veth7d4d6d5 33.40 30.76 14.40 25.58 0.00 0.00 0.00 0.00 08:20:08 lo 11.01 11.01 53.98 53.98 0.00 0.00 0.00 0.00 08:20:08 ens3 26.23 14.07 7.65 6.95 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-fdff01b2c55e 6.10 6.03 52.99 1.12 0.00 0.00 0.00 0.00 08:20:08 veth6b74c27 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 veth5738b6c 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 08:20:08 veth7ac421e 293.37 317.26 238.10 136.91 0.00 0.00 0.00 0.02 08:20:08 vethcc6237b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 veth288b9bc 0.17 0.15 0.02 0.07 0.00 0.00 0.00 0.00 08:20:08 veth5167c88 104.81 96.60 92.28 66.80 0.00 0.00 0.00 0.01 08:20:08 veth7d4d6d5 221.03 205.51 100.42 174.81 0.00 0.00 0.00 0.01 Average: lo 4.42 4.42 19.16 19.16 0.00 0.00 0.00 0.00 Average: ens3 177.21 107.57 1211.34 35.65 0.00 0.00 0.00 0.00 Average: docker0 6.95 12.49 0.41 259.57 0.00 0.00 0.00 0.00 Average: br-fdff01b2c55e 2.38 2.34 18.74 0.44 0.00 0.00 0.00 0.00 Average: veth6b74c27 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5738b6c 0.32 0.23 0.05 0.22 0.00 0.00 0.00 0.00 Average: veth7ac421e 136.26 146.72 102.28 64.73 0.00 0.00 0.00 0.01 Average: vethcc6237b 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth288b9bc 0.10 0.12 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth5167c88 63.71 59.15 50.20 35.75 0.00 0.00 0.00 0.00 Average: veth7d4d6d5 85.59 79.48 38.63 67.41 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-560) 03/30/26 _x86_64_ (8 CPU) 07:48:00 LINUX RESTART (8 CPU) 07:50:18 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 36.91 0.00 5.66 2.65 0.15 54.63 08:00:01 0 38.07 0.00 5.73 2.25 0.15 53.81 08:00:01 1 33.87 0.00 5.39 1.82 0.16 58.76 08:00:01 2 41.99 0.00 5.80 3.25 0.16 48.79 08:00:01 3 37.33 0.00 6.02 3.88 0.16 52.62 08:00:01 4 33.94 0.00 5.51 2.25 0.15 58.15 08:00:01 5 36.28 0.00 5.48 2.76 0.15 55.33 08:00:01 6 34.41 0.00 5.48 2.78 0.15 57.17 08:00:01 7 39.37 0.01 5.87 2.20 0.16 52.39 08:10:07 all 10.69 0.03 1.33 0.30 0.10 87.55 08:10:07 0 9.65 0.02 1.34 0.26 0.08 88.63 08:10:07 1 11.36 0.02 1.38 0.42 0.12 86.70 08:10:07 2 10.47 0.02 1.31 0.26 0.10 87.84 08:10:07 3 12.09 0.02 1.35 0.26 0.09 86.19 08:10:07 4 10.77 0.03 1.63 0.49 0.10 86.98 08:10:07 5 11.06 0.04 1.20 0.17 0.12 87.41 08:10:07 6 9.42 0.03 1.23 0.41 0.09 88.83 08:10:07 7 10.70 0.03 1.22 0.13 0.09 87.83 08:20:08 all 5.78 0.00 1.23 0.05 0.08 92.86 08:20:08 0 5.70 0.00 1.33 0.02 0.08 92.87 08:20:08 1 6.38 0.00 1.33 0.04 0.08 92.16 08:20:08 2 6.77 0.00 1.25 0.02 0.08 91.88 08:20:08 3 6.37 0.00 1.34 0.03 0.08 92.18 08:20:08 4 5.90 0.00 1.16 0.14 0.08 92.72 08:20:08 5 4.43 0.00 1.12 0.10 0.07 94.27 08:20:08 6 5.11 0.00 1.10 0.02 0.08 93.68 08:20:08 7 5.59 0.00 1.21 0.04 0.08 93.08 Average: all 17.58 0.01 2.71 0.98 0.11 78.61 Average: 0 17.59 0.01 2.77 0.83 0.10 78.71 Average: 1 17.02 0.01 2.67 0.75 0.12 79.43 Average: 2 19.48 0.01 2.75 1.15 0.11 76.50 Average: 3 18.40 0.01 2.87 1.36 0.11 77.26 Average: 4 16.68 0.01 2.74 0.94 0.11 79.52 Average: 5 17.05 0.01 2.57 0.99 0.11 79.27 Average: 6 16.11 0.01 2.57 1.05 0.11 80.15 Average: 7 18.32 0.01 2.73 0.78 0.11 78.06