---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1595 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 830 12184 4 19076 30793 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:3a:71:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.31/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84156sec preferred_lft 84156sec inet6 fe80::f816:3eff:fe3a:7190/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:15:32:27:11:56 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::1015:32ff:fe27:1156/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1595) 03/13/26 _x86_64_ (8 CPU) 08:07:29 LINUX RESTART (8 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:04 486.96 1.42 476.79 8.75 453.01 47559.43 70974.19 08:30:01 213.75 0.31 204.67 8.78 15.01 21598.47 37755.75 08:40:04 10.24 0.12 9.77 0.34 5.19 473.00 1045.27 Average: 237.11 0.62 230.54 5.95 158.25 23220.47 36595.06 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:04 13266188 27755180 4469644 13.60 509620 13329584 4658648 13.74 3641384 14533128 19380 08:30:01 1851144 21434144 10717800 32.61 603436 18088012 15663968 46.19 4956492 22360904 756 08:40:04 416620 20094988 12055316 36.68 603796 18178116 16713656 49.29 4999212 23730076 976 Average: 5177984 23094771 9080920 27.63 572284 16531904 12345424 36.41 4532363 20208036 7037 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:04 lo 0.52 0.52 0.07 0.07 0.00 0.00 0.00 0.00 08:20:04 ens3 306.07 183.05 2428.59 56.03 0.00 0.00 0.00 0.00 08:20:04 docker0 13.29 24.69 0.80 565.88 0.00 0.00 0.00 0.00 08:30:01 lo 0.54 0.54 0.08 0.08 0.00 0.00 0.00 0.00 08:30:01 ens3 98.36 70.76 1467.26 16.05 0.00 0.00 0.00 0.00 08:30:01 docker0 11.81 16.63 0.65 214.54 0.00 0.00 0.00 0.00 08:30:01 br-cd72badf9113 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 08:30:01 vethc076012 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:30:01 veth8c929c0 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:30:01 veth78b5efd 31.27 31.99 9.59 9.20 0.00 0.00 0.00 0.00 08:30:01 vethe53eba2 0.36 0.37 0.04 0.18 0.00 0.00 0.00 0.00 08:30:01 vetha8a72ab 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:30:01 veth93ce4c8 26.85 26.04 10.45 6.00 0.00 0.00 0.00 0.00 08:30:01 veth79f313b 0.33 0.48 0.48 2.29 0.00 0.00 0.00 0.00 08:30:01 vethc64e2c1 1.48 1.20 0.20 1.23 0.00 0.00 0.00 0.00 08:40:04 lo 8.05 8.05 36.46 36.46 0.00 0.00 0.00 0.00 08:40:04 ens3 12.95 8.72 4.10 4.04 0.00 0.00 0.00 0.00 08:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 br-cd72badf9113 4.44 4.28 35.62 0.94 0.00 0.00 0.00 0.00 08:40:04 vethc076012 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 08:40:04 veth8c929c0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 veth78b5efd 305.79 330.26 240.47 156.10 0.00 0.00 0.00 0.02 08:40:04 vethe53eba2 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 08:40:04 vetha8a72ab 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 veth93ce4c8 128.58 118.17 109.41 76.38 0.00 0.00 0.00 0.01 08:40:04 vethc64e2c1 210.22 195.63 96.08 168.10 0.00 0.00 0.00 0.01 Average: lo 3.05 3.05 12.24 12.24 0.00 0.00 0.00 0.00 Average: ens3 139.29 87.58 1299.68 25.41 0.00 0.00 0.00 0.00 Average: docker0 8.36 13.77 0.48 260.35 0.00 0.00 0.00 0.00 Average: br-cd72badf9113 1.58 1.52 11.91 0.32 0.00 0.00 0.00 0.00 Average: vethc076012 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth8c929c0 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth78b5efd 112.59 121.01 83.57 55.24 0.00 0.00 0.00 0.01 Average: vethe53eba2 0.25 0.19 0.04 0.17 0.00 0.00 0.00 0.00 Average: vetha8a72ab 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth93ce4c8 51.88 48.13 40.04 27.52 0.00 0.00 0.00 0.00 Average: vethc64e2c1 70.77 65.80 32.19 56.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1595) 03/13/26 _x86_64_ (8 CPU) 08:07:29 LINUX RESTART (8 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:04 all 22.00 0.00 3.46 0.71 0.07 73.78 08:20:04 0 21.89 0.00 3.47 0.51 0.07 74.05 08:20:04 1 18.38 0.00 3.14 0.58 0.07 77.83 08:20:04 2 32.24 0.00 4.25 0.54 0.07 62.88 08:20:04 3 21.44 0.00 3.48 0.81 0.06 74.21 08:20:04 4 17.12 0.00 3.25 0.67 0.06 78.90 08:20:04 5 20.26 0.00 3.46 1.07 0.06 75.15 08:20:04 6 21.38 0.00 3.46 0.86 0.07 74.23 08:20:04 7 23.26 0.00 3.13 0.60 0.06 72.95 08:30:01 all 15.90 0.02 2.07 0.54 0.07 81.40 08:30:01 0 15.29 0.02 1.88 0.65 0.06 82.09 08:30:01 1 16.02 0.02 2.39 0.52 0.07 80.98 08:30:01 2 16.29 0.02 2.38 0.48 0.07 80.75 08:30:01 3 16.36 0.03 1.96 0.33 0.07 81.25 08:30:01 4 16.60 0.03 2.15 0.81 0.06 80.34 08:30:01 5 14.58 0.03 2.00 0.45 0.07 82.87 08:30:01 6 16.58 0.02 1.93 0.42 0.07 80.98 08:30:01 7 15.45 0.03 1.88 0.64 0.06 81.94 08:40:04 all 7.87 0.00 1.15 0.03 0.07 90.88 08:40:04 0 7.40 0.00 1.19 0.01 0.07 91.34 08:40:04 1 7.95 0.00 1.33 0.03 0.07 90.62 08:40:04 2 7.99 0.00 1.18 0.07 0.07 90.68 08:40:04 3 7.76 0.00 1.16 0.04 0.07 90.98 08:40:04 4 8.86 0.00 1.12 0.04 0.07 89.91 08:40:04 5 8.03 0.00 1.01 0.02 0.07 90.88 08:40:04 6 7.68 0.00 1.19 0.01 0.07 91.05 08:40:04 7 7.29 0.00 1.05 0.02 0.07 91.58 Average: all 15.26 0.01 2.23 0.42 0.07 82.01 Average: 0 14.87 0.01 2.18 0.39 0.07 82.49 Average: 1 14.12 0.01 2.29 0.38 0.07 83.13 Average: 2 18.87 0.01 2.61 0.37 0.07 78.08 Average: 3 15.19 0.01 2.20 0.39 0.07 82.14 Average: 4 14.19 0.01 2.17 0.51 0.07 83.05 Average: 5 14.30 0.01 2.16 0.52 0.06 82.96 Average: 6 15.21 0.01 2.20 0.43 0.07 82.09 Average: 7 15.34 0.01 2.02 0.42 0.06 82.14