---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12729 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 708 10370 4 4910 14938 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:33:3b:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79573sec preferred_lft 79573sec inet6 fe80::f816:3eff:fe33:3bc9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:6f:94:f5:d6:5f 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 ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12729) 12/11/25 _x86_64_ (4 CPU) 16:31:46 LINUX RESTART (4 CPU) 16:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:24 76.98 21.50 52.72 2.77 300.13 5920.15 6520.18 17:00:24 18.93 1.62 16.38 0.93 19.17 464.31 630.69 17:10:14 8.16 0.07 7.66 0.43 3.63 291.08 531.43 17:20:15 15.48 0.02 14.73 0.73 0.89 764.51 1394.07 17:30:24 29.45 0.03 13.76 15.65 1.63 480.40 207852.57 17:40:05 5.41 0.01 5.20 0.20 0.66 154.01 233.84 17:50:24 5.93 0.01 5.74 0.19 1.02 167.31 65.39 18:00:24 4.97 0.01 4.78 0.19 0.53 157.07 238.44 18:10:24 5.80 0.00 5.63 0.17 0.15 162.16 54.93 18:20:12 9.67 0.02 9.26 0.39 0.78 600.81 363.20 Average: 18.17 2.35 13.63 2.19 33.10 920.58 22128.77 16:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:24 1416232 5120484 10809264 66.02 270168 3394632 11878348 68.18 2180500 12161976 260 17:00:24 2486056 6159228 9771984 59.68 272136 3362664 11029900 63.31 2243932 11030060 652 17:10:14 6173560 9873652 6057276 37.00 273288 3388424 6858096 39.37 2252048 7334140 224 17:20:15 11479312 15337056 599192 3.66 278248 3539708 1309008 7.51 2289720 2032740 13584 17:30:24 7427432 11352496 4582100 27.99 280480 3604800 5257204 30.18 2299100 6062132 128 17:40:05 7461788 11407328 4527212 27.65 281044 3624704 5244924 30.11 2300220 6020540 212 17:50:24 5889736 9858508 6075216 37.10 281660 3647328 6728000 38.62 2302388 7579000 220 18:00:24 5784412 9776920 6156668 37.60 282248 3670452 6746564 38.73 2305500 7678512 224 18:10:24 9164764 13181496 2753148 16.82 283128 3693748 3484460 20.00 2307996 4304668 112 18:20:12 11135564 15312820 622892 3.80 286868 3844804 1309232 7.51 2332196 2307484 26048 Average: 6841886 10737999 5195495 31.73 278927 3577126 5984574 34.35 2281360 6651125 4166 16:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:24 lo 24.79 24.79 18.46 18.46 0.00 0.00 0.00 0.00 16:50:24 ens3 2.22 1.90 0.67 0.56 0.00 0.00 0.00 0.00 16:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:24 lo 43.06 43.06 18.29 18.29 0.00 0.00 0.00 0.00 17:00:24 ens3 1.62 1.30 0.38 0.30 0.00 0.00 0.00 0.00 17:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:14 lo 16.89 16.89 8.61 8.61 0.00 0.00 0.00 0.00 17:10:14 ens3 0.76 0.51 0.18 0.13 0.00 0.00 0.00 0.00 17:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:15 lo 11.24 11.24 5.46 5.46 0.00 0.00 0.00 0.00 17:20:15 ens3 1.04 0.85 0.30 0.24 0.00 0.00 0.00 0.00 17:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:24 lo 20.52 20.52 10.86 10.86 0.00 0.00 0.00 0.00 17:30:24 ens3 0.97 0.82 0.22 0.81 0.00 0.00 0.00 0.00 17:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:05 lo 22.67 22.67 8.82 8.82 0.00 0.00 0.00 0.00 17:40:05 ens3 1.25 1.33 0.29 0.77 0.00 0.00 0.00 0.00 17:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:24 lo 26.17 26.17 11.45 11.45 0.00 0.00 0.00 0.00 17:50:24 ens3 0.62 0.47 0.12 0.09 0.00 0.00 0.00 0.00 17:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:24 lo 17.64 17.64 10.43 10.43 0.00 0.00 0.00 0.00 18:00:24 ens3 0.76 0.64 0.20 0.15 0.00 0.00 0.00 0.00 18:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:24 lo 4.94 4.94 2.73 2.73 0.00 0.00 0.00 0.00 18:10:24 ens3 0.56 0.36 0.16 0.11 0.00 0.00 0.00 0.00 18:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:12 lo 23.78 23.78 11.16 11.16 0.00 0.00 0.00 0.00 18:20:12 ens3 1.04 0.86 0.29 0.24 0.00 0.00 0.00 0.00 18:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.18 21.18 10.64 10.64 0.00 0.00 0.00 0.00 Average: ens3 1.08 0.90 0.28 0.34 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12729) 12/11/25 _x86_64_ (4 CPU) 16:31:46 LINUX RESTART (4 CPU) 16:40:20 CPU %user %nice %system %iowait %steal %idle 16:50:24 all 54.17 0.00 2.24 0.20 0.12 43.27 16:50:24 0 54.35 0.00 2.21 0.19 0.12 43.14 16:50:24 1 52.95 0.00 2.39 0.14 0.12 44.41 16:50:24 2 54.71 0.00 2.35 0.15 0.11 42.68 16:50:24 3 54.70 0.00 2.03 0.32 0.11 42.84 17:00:24 all 37.71 0.00 1.50 0.06 0.11 60.62 17:00:24 0 36.86 0.00 1.54 0.04 0.11 61.45 17:00:24 1 38.25 0.00 1.54 0.09 0.11 60.02 17:00:24 2 37.87 0.00 1.53 0.06 0.11 60.43 17:00:24 3 37.86 0.00 1.39 0.05 0.11 60.60 17:10:14 all 17.49 0.00 0.84 0.05 0.08 81.55 17:10:14 0 16.79 0.00 0.83 0.01 0.08 82.29 17:10:14 1 18.13 0.00 0.80 0.02 0.08 80.97 17:10:14 2 17.70 0.00 0.85 0.14 0.08 81.23 17:10:14 3 17.31 0.00 0.87 0.02 0.08 81.71 17:20:15 all 21.69 0.00 0.82 0.06 0.07 77.36 17:20:15 0 21.65 0.00 0.88 0.04 0.07 77.36 17:20:15 1 21.09 0.00 0.79 0.03 0.07 78.02 17:20:15 2 22.14 0.00 0.87 0.16 0.08 76.75 17:20:15 3 21.87 0.00 0.73 0.02 0.06 77.31 17:30:24 all 24.99 0.00 0.92 0.07 0.07 73.94 17:30:24 0 24.81 0.00 0.94 0.10 0.07 74.08 17:30:24 1 24.48 0.00 1.02 0.04 0.07 74.39 17:30:24 2 25.16 0.00 0.91 0.07 0.07 73.78 17:30:24 3 25.53 0.00 0.82 0.06 0.07 73.52 17:40:05 all 8.38 0.00 0.50 0.02 0.06 91.04 17:40:05 0 8.21 0.00 0.51 0.01 0.05 91.22 17:40:05 1 8.59 0.00 0.51 0.02 0.06 90.82 17:40:05 2 8.46 0.00 0.50 0.03 0.06 90.95 17:40:05 3 8.24 0.00 0.48 0.04 0.06 91.19 17:50:24 all 9.91 0.00 0.53 0.03 0.06 89.47 17:50:24 0 9.79 0.00 0.59 0.04 0.06 89.52 17:50:24 1 9.99 0.00 0.59 0.02 0.06 89.33 17:50:24 2 9.97 0.00 0.46 0.03 0.06 89.48 17:50:24 3 9.90 0.00 0.50 0.01 0.06 89.54 18:00:24 all 9.94 0.00 0.43 0.02 0.07 89.55 18:00:24 0 9.84 0.00 0.47 0.02 0.07 89.61 18:00:24 1 10.39 0.00 0.34 0.02 0.06 89.18 18:00:24 2 10.09 0.00 0.56 0.03 0.07 89.26 18:00:24 3 9.42 0.00 0.34 0.01 0.07 90.16 18:10:24 all 6.37 0.00 0.31 0.02 0.06 93.24 18:10:24 0 6.38 0.00 0.30 0.01 0.05 93.26 18:10:24 1 6.35 0.00 0.35 0.01 0.07 93.22 18:10:24 2 6.13 0.00 0.26 0.00 0.07 93.53 18:10:24 3 6.61 0.00 0.34 0.05 0.06 92.94 18:20:12 all 14.69 0.00 0.67 0.05 0.07 84.53 18:20:12 0 15.50 0.00 0.58 0.04 0.06 83.82 18:20:12 1 14.17 0.00 0.82 0.02 0.07 84.92 18:20:12 2 14.34 0.00 0.71 0.03 0.07 84.86 18:20:12 3 14.74 0.00 0.55 0.12 0.06 84.53 Average: all 20.58 0.00 0.88 0.06 0.08 78.41 Average: 0 20.47 0.00 0.89 0.05 0.07 78.52 Average: 1 20.48 0.00 0.92 0.04 0.08 78.49 Average: 2 20.71 0.00 0.90 0.07 0.08 78.24 Average: 3 20.67 0.00 0.81 0.07 0.07 78.38