---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4443 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: 5599.86 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 877 13635 4 17579 30746 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:48:b2:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.213/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83301sec preferred_lft 83301sec inet6 fe80::f816:3eff:fe48:b2f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:fc:c2:a3:4d:a4 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::14fc:c2ff:fea3:4da4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4443) 03/24/26 _x86_64_ (8 CPU) 09:16:06 LINUX RESTART (8 CPU) 09:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:11 498.45 0.93 486.66 10.87 49.34 46658.14 70319.44 09:40:01 203.13 0.30 196.54 6.29 13.36 20409.74 31537.35 09:50:12 25.97 0.22 23.37 2.38 7.82 3747.74 43747.43 10:00:41 11.10 0.49 10.21 0.40 14.45 2093.66 3019.98 Average: 181.82 0.48 176.43 4.92 21.14 17962.62 36802.13 09:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:11 13126908 27800448 4422028 13.46 521100 13491064 4709892 13.89 3747736 14551560 1576 09:40:01 2045440 21527032 10625268 32.33 599320 17991592 16180116 47.71 4870036 22294676 1040 09:50:12 455172 19625276 12407736 37.76 584780 17799084 18282104 53.91 5023048 23653408 9056 10:00:41 326308 19277444 12756356 38.82 583492 17585076 18641156 54.97 4995136 23812992 11208 Average: 3988457 22057550 10052847 30.59 572173 16716704 14453317 42.62 4658989 21078159 5720 09:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:11 lo 0.55 0.55 0.12 0.12 0.00 0.00 0.00 0.00 09:30:11 ens3 198.67 125.20 1991.43 28.49 0.00 0.00 0.00 0.00 09:30:11 docker0 16.24 29.44 0.97 569.51 0.00 0.00 0.00 0.00 09:40:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 09:40:01 ens3 77.41 59.41 1378.67 11.98 0.00 0.00 0.00 0.00 09:40:01 docker0 11.07 15.87 0.61 217.04 0.00 0.00 0.00 0.00 09:40:01 br-b0f04c98d42e 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:40:01 vethb796a52 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:40:01 veth0542a17 0.40 0.39 0.05 0.20 0.00 0.00 0.00 0.00 09:40:01 veth0bec8dd 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:40:01 vethe9ec99d 43.36 44.88 15.77 18.78 0.00 0.00 0.00 0.00 09:40:01 vethc4d272b 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:40:01 veth8510690 40.03 38.35 24.73 12.24 0.00 0.00 0.00 0.00 09:40:01 veth214a3d0 0.67 1.08 0.70 6.99 0.00 0.00 0.00 0.00 09:40:01 veth06236dc 1.67 1.33 0.23 1.38 0.00 0.00 0.00 0.00 09:50:12 lo 23.19 23.19 79.62 79.62 0.00 0.00 0.00 0.00 09:50:12 ens3 13.06 10.27 31.89 2.42 0.00 0.00 0.00 0.00 09:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 br-b0f04c98d42e 20.81 23.33 16.48 94.17 0.00 0.00 0.00 0.00 09:50:12 vethb796a52 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:50:12 veth0542a17 13.20 11.32 124.54 45.60 0.00 0.00 0.00 0.01 09:50:12 veth0bec8dd 32.85 35.73 16.40 322.91 0.00 0.00 0.00 0.03 09:50:12 vethe9ec99d 94.52 102.86 68.91 44.93 0.00 0.00 0.00 0.01 09:50:12 vethc4d272b 20.62 22.32 230.60 124.95 0.00 0.00 0.00 0.02 09:50:12 veth8510690 60.97 55.89 77.72 32.49 0.00 0.00 0.00 0.01 09:50:12 veth06236dc 48.93 45.18 20.32 39.15 0.00 0.00 0.00 0.00 10:00:41 lo 34.44 34.44 162.00 162.00 0.00 0.00 0.00 0.00 10:00:41 ens3 1.69 1.17 0.82 1.15 0.00 0.00 0.00 0.00 10:00:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:41 br-b0f04c98d42e 28.60 29.16 32.63 130.97 0.00 0.00 0.00 0.00 10:00:41 vethb796a52 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:41 veth0542a17 9.05 8.38 42.09 41.24 0.00 0.00 0.00 0.00 10:00:41 veth0bec8dd 33.19 33.63 33.25 171.24 0.00 0.00 0.00 0.01 10:00:41 vethe9ec99d 61.08 67.25 50.04 22.27 0.00 0.00 0.00 0.00 10:00:41 vethc4d272b 9.02 9.62 41.75 41.64 0.00 0.00 0.00 0.00 10:00:41 veth8510690 42.15 39.38 50.29 21.24 0.00 0.00 0.00 0.00 10:00:41 veth06236dc 31.14 27.92 13.37 31.11 0.00 0.00 0.00 0.00 Average: lo 15.00 15.00 62.00 62.00 0.00 0.00 0.00 0.00 Average: ens3 71.58 48.23 834.75 10.85 0.00 0.00 0.00 0.00 Average: docker0 6.70 11.12 0.39 193.35 0.00 0.00 0.00 0.00 Average: br-b0f04c98d42e 12.71 13.48 12.59 57.59 0.00 0.00 0.00 0.00 Average: vethb796a52 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth0542a17 5.76 5.11 42.21 22.19 0.00 0.00 0.00 0.00 Average: veth0bec8dd 16.85 17.72 12.73 125.50 0.00 0.00 0.00 0.01 Average: vethe9ec99d 50.10 54.16 34.10 21.62 0.00 0.00 0.00 0.00 Average: vethc4d272b 7.53 8.13 68.78 42.19 0.00 0.00 0.00 0.01 Average: veth8510690 35.95 33.55 38.56 16.64 0.00 0.00 0.00 0.00 Average: veth06236dc 20.77 18.91 8.62 18.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4443) 03/24/26 _x86_64_ (8 CPU) 09:16:06 LINUX RESTART (8 CPU) 09:20:10 CPU %user %nice %system %iowait %steal %idle 09:30:11 all 22.24 0.00 3.80 0.86 0.07 73.03 09:30:11 0 16.81 0.00 3.38 0.69 0.07 79.05 09:30:11 1 21.86 0.00 4.28 1.14 0.07 72.65 09:30:11 2 22.39 0.00 3.67 1.00 0.08 72.86 09:30:11 3 26.70 0.00 4.55 1.06 0.08 67.60 09:30:11 4 20.52 0.00 3.47 0.67 0.07 75.27 09:30:11 5 20.57 0.00 3.63 0.67 0.07 75.06 09:30:11 6 23.52 0.00 3.59 0.74 0.07 72.09 09:30:11 7 25.53 0.00 3.83 0.91 0.08 69.66 09:40:01 all 10.67 0.02 1.86 0.49 0.07 86.89 09:40:01 0 12.36 0.02 1.83 0.96 0.07 84.76 09:40:01 1 10.38 0.01 1.90 0.24 0.08 87.38 09:40:01 2 11.63 0.02 2.12 0.21 0.07 85.95 09:40:01 3 9.94 0.02 1.71 0.26 0.07 88.00 09:40:01 4 10.51 0.01 1.90 0.62 0.08 86.89 09:40:01 5 10.07 0.03 1.89 0.49 0.07 87.44 09:40:01 6 9.53 0.02 1.63 0.60 0.08 88.14 09:40:01 7 10.92 0.04 1.90 0.52 0.07 86.55 09:50:12 all 10.41 0.01 1.90 0.13 0.09 87.46 09:50:12 0 9.06 0.01 1.80 0.12 0.09 88.91 09:50:12 1 12.06 0.01 2.03 0.04 0.09 85.78 09:50:12 2 10.23 0.01 1.97 0.10 0.09 87.60 09:50:12 3 10.19 0.00 1.83 0.06 0.09 87.83 09:50:12 4 9.36 0.00 1.89 0.07 0.09 88.59 09:50:12 5 10.38 0.00 1.98 0.06 0.09 87.49 09:50:12 6 10.81 0.01 1.83 0.49 0.09 86.77 09:50:12 7 11.20 0.00 1.90 0.09 0.09 86.72 10:00:41 all 8.08 0.00 1.85 0.03 0.09 89.95 10:00:41 0 7.73 0.00 1.87 0.01 0.08 90.30 10:00:41 1 9.00 0.00 2.02 0.03 0.09 88.86 10:00:41 2 8.70 0.00 1.85 0.05 0.09 89.31 10:00:41 3 8.08 0.00 1.81 0.03 0.09 89.99 10:00:41 4 8.22 0.00 1.85 0.06 0.09 89.78 10:00:41 5 7.51 0.00 1.80 0.01 0.10 90.58 10:00:41 6 7.44 0.00 1.80 0.06 0.09 90.61 10:00:41 7 7.95 0.00 1.78 0.02 0.09 90.17 Average: all 12.79 0.01 2.35 0.37 0.08 84.41 Average: 0 11.43 0.01 2.22 0.44 0.08 85.83 Average: 1 13.28 0.00 2.55 0.36 0.08 83.73 Average: 2 13.17 0.01 2.40 0.34 0.08 84.00 Average: 3 13.65 0.01 2.47 0.35 0.08 83.45 Average: 4 12.10 0.00 2.27 0.35 0.08 85.19 Average: 5 12.08 0.01 2.32 0.31 0.08 85.21 Average: 6 12.76 0.01 2.21 0.47 0.08 84.47 Average: 7 13.83 0.01 2.34 0.38 0.08 83.36