---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-26120 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 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: 5599.94 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: 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 634 12410 3 2944 15012 Swap: 1023 99 924 ---> 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:e8:5a:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79517sec preferred_lft 79517sec inet6 fe80::f816:3eff:fee8:5a6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:20:59:8a:f6: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::b420:59ff:fe8a:f6b0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-26120) 06/09/26 _x86_64_ (4 CPU) 07:23:23 LINUX RESTART (4 CPU) 07:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:00 65.59 13.92 49.15 2.52 353.21 5449.89 2258.95 07:50:00 31.87 10.10 20.54 1.23 823.20 1471.13 892.32 08:00:00 14.35 6.42 7.51 0.42 103.49 286.13 424.44 08:10:00 36.61 0.71 19.44 16.46 18.33 823.44 211378.29 08:20:00 10.29 0.34 9.53 0.42 8.89 336.01 204.97 08:30:00 5.43 0.27 4.99 0.17 9.24 140.53 91.49 08:40:00 5.17 0.24 4.75 0.18 9.17 152.55 94.68 08:50:00 4.94 0.29 4.45 0.20 9.41 148.41 76.59 09:00:00 4.36 0.41 3.87 0.09 10.89 65.82 70.21 09:10:00 11.02 0.83 9.71 0.48 26.27 686.58 350.53 Average: 18.96 3.35 13.39 2.22 137.21 956.11 21584.27 07:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:00 3550532 4633876 11308660 69.07 208320 1032556 13287508 76.27 886540 11522804 488 07:50:00 3539608 5147032 10795472 65.93 225280 1538072 11678560 67.03 1047400 11383492 2220 08:00:00 7976764 9614848 6331728 38.67 226800 1567276 7143048 41.00 1071844 6916660 256 08:10:00 11986544 13796116 2153420 13.15 235904 1724604 3033728 17.41 1136512 2877788 12856 08:20:00 9818892 11671740 4276484 26.12 237940 1765808 5211496 29.91 1142580 5030388 208 08:30:00 9696156 11567956 4379792 26.75 238584 1784120 5275472 30.28 1146680 5148948 348 08:40:00 8078308 9973300 5973596 36.48 239100 1806712 6783536 38.94 1151308 6751364 436 08:50:00 8145680 10063740 5883136 35.93 239932 1828964 6789880 38.97 1157740 6681796 188 09:00:00 11269620 13211872 2736844 16.72 240296 1852772 4243092 24.36 1162936 3565428 22720 09:10:00 9444136 11530456 4417140 26.98 244960 1985948 5227108 30.00 1183612 5358140 176 Average: 8350624 10121094 5825627 35.58 233712 1688683 6867343 39.42 1108715 6523681 3990 07:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:00 lo 24.16 24.16 19.55 19.55 0.00 0.00 0.00 0.00 07:40:00 ens3 1.97 1.71 0.56 0.48 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:00 lo 48.69 48.69 21.56 21.56 0.00 0.00 0.00 0.00 07:50:00 ens3 1.83 1.69 0.42 0.37 0.00 0.00 0.00 0.00 07:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 lo 19.02 19.02 9.26 9.26 0.00 0.00 0.00 0.00 08:00:00 ens3 1.39 1.08 0.24 1.14 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 12.38 12.38 5.68 5.68 0.00 0.00 0.00 0.00 08:10:00 ens3 1.44 0.91 0.40 0.29 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 13.82 13.82 7.73 7.73 0.00 0.00 0.00 0.00 08:20:00 ens3 0.82 0.54 0.17 0.12 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 19.79 19.79 8.62 8.62 0.00 0.00 0.00 0.00 08:30:00 ens3 0.81 0.56 0.18 0.13 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 lo 27.13 27.13 11.23 11.23 0.00 0.00 0.00 0.00 08:40:00 ens3 0.83 0.51 0.22 0.15 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:00 lo 14.22 14.22 7.52 7.52 0.00 0.00 0.00 0.00 08:50:00 ens3 0.79 0.45 0.19 0.13 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 11.37 11.37 6.02 6.02 0.00 0.00 0.00 0.00 09:00:00 ens3 0.84 0.53 0.27 0.20 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 19.28 19.28 10.50 10.50 0.00 0.00 0.00 0.00 09:10:00 ens3 1.02 0.91 0.26 0.21 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.99 20.99 10.77 10.77 0.00 0.00 0.00 0.00 Average: ens3 1.17 0.89 0.29 0.32 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-26120) 06/09/26 _x86_64_ (4 CPU) 07:23:23 LINUX RESTART (4 CPU) 07:30:00 CPU %user %nice %system %iowait %steal %idle 07:40:00 all 59.61 0.00 2.21 0.31 0.13 37.75 07:40:00 0 60.07 0.00 2.11 0.18 0.13 37.51 07:40:00 1 59.72 0.00 2.37 0.25 0.12 37.53 07:40:00 2 58.90 0.00 2.10 0.55 0.13 38.32 07:40:00 3 59.75 0.00 2.23 0.25 0.13 37.64 07:50:00 all 43.38 0.00 1.79 0.21 0.13 54.49 07:50:00 0 43.34 0.00 1.85 0.41 0.13 54.27 07:50:00 1 42.96 0.00 1.88 0.19 0.13 54.85 07:50:00 2 43.91 0.00 1.71 0.12 0.13 54.14 07:50:00 3 43.31 0.00 1.73 0.12 0.13 54.71 08:00:00 all 21.33 0.00 0.91 0.67 0.09 77.01 08:00:00 0 20.66 0.00 0.96 0.75 0.09 77.54 08:00:00 1 20.69 0.00 0.80 0.82 0.09 77.59 08:00:00 2 21.87 0.00 1.02 1.02 0.09 76.00 08:00:00 3 22.10 0.00 0.84 0.09 0.08 76.89 08:10:00 all 32.28 0.00 1.19 0.12 0.09 66.32 08:10:00 0 32.28 0.00 1.19 0.07 0.09 66.37 08:10:00 1 32.45 0.00 1.32 0.11 0.09 66.04 08:10:00 2 33.36 0.00 1.17 0.22 0.09 65.16 08:10:00 3 31.04 0.00 1.09 0.09 0.08 67.69 08:20:00 all 19.19 0.00 0.67 0.13 0.08 79.93 08:20:00 0 19.32 0.00 0.69 0.08 0.07 79.84 08:20:00 1 19.10 0.00 0.65 0.14 0.08 80.04 08:20:00 2 19.19 0.00 0.71 0.20 0.08 79.81 08:20:00 3 19.15 0.00 0.65 0.09 0.08 80.04 08:30:00 all 10.19 0.00 0.50 0.04 0.06 89.20 08:30:00 0 10.04 0.00 0.41 0.02 0.06 89.48 08:30:00 1 10.35 0.00 0.56 0.05 0.06 88.98 08:30:00 2 10.43 0.00 0.60 0.06 0.06 88.85 08:30:00 3 9.96 0.00 0.46 0.04 0.06 89.49 08:40:00 all 11.71 0.00 0.57 0.08 0.07 87.57 08:40:00 0 11.57 0.00 0.63 0.17 0.06 87.57 08:40:00 1 11.80 0.00 0.61 0.02 0.07 87.51 08:40:00 2 11.77 0.00 0.61 0.01 0.07 87.54 08:40:00 3 11.68 0.00 0.45 0.14 0.07 87.67 08:50:00 all 10.06 0.00 0.50 0.60 0.07 88.77 08:50:00 0 10.03 0.00 0.51 0.69 0.07 88.70 08:50:00 1 10.35 0.00 0.50 0.03 0.07 89.04 08:50:00 2 10.17 0.00 0.52 1.34 0.08 87.90 08:50:00 3 9.71 0.00 0.45 0.33 0.07 89.44 09:00:00 all 5.41 0.00 0.47 0.07 0.07 93.98 09:00:00 0 5.23 0.00 0.49 0.09 0.06 94.13 09:00:00 1 5.32 0.00 0.47 0.06 0.07 94.09 09:00:00 2 5.55 0.00 0.47 0.03 0.08 93.87 09:00:00 3 5.54 0.00 0.46 0.11 0.07 93.82 09:10:00 all 17.84 0.00 0.80 0.06 0.08 81.22 09:10:00 0 17.56 0.00 0.70 0.04 0.06 81.64 09:10:00 1 17.36 0.00 0.87 0.04 0.07 81.65 09:10:00 2 17.88 0.00 0.85 0.14 0.10 81.04 09:10:00 3 18.57 0.00 0.78 0.02 0.07 80.56 Average: all 23.10 0.00 0.96 0.23 0.09 75.62 Average: 0 23.02 0.00 0.95 0.25 0.08 75.69 Average: 1 23.01 0.00 1.00 0.17 0.09 75.73 Average: 2 23.30 0.00 0.98 0.37 0.09 75.27 Average: 3 23.08 0.00 0.91 0.13 0.08 75.79