---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11785 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: 5599.99 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 61G 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 721 11115 3 4153 14925 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:31:06:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80274sec preferred_lft 80274sec inet6 fe80::f816:3eff:fe31:6ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:73:ba:f0:97:96 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::f073:baff:fef0:9796/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-11785) 05/07/26 _x86_64_ (4 CPU) 18:19:24 LINUX RESTART (4 CPU) 18:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:18 130.91 8.72 116.59 5.60 805.38 37715.07 13707.35 18:40:03 73.13 22.28 33.37 17.48 289.68 1735.91 217228.59 18:50:13 16.00 0.16 15.08 0.76 9.19 661.08 1370.68 19:00:14 15.01 0.02 14.40 0.59 1.54 387.22 436.42 19:10:16 5.82 0.03 5.55 0.24 1.65 130.95 290.14 19:20:17 7.47 0.03 7.11 0.34 2.69 214.09 132.95 19:30:03 2.74 0.01 2.71 0.02 0.41 51.34 9.47 19:40:04 5.26 0.00 5.09 0.16 0.13 144.96 49.74 19:50:34 11.12 0.01 10.58 0.53 0.53 594.51 499.55 20:00:34 5.67 0.04 5.44 0.20 1.41 172.57 307.45 Average: 27.28 3.07 21.66 2.55 111.19 4215.10 22779.31 18:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:18 164228 8121816 7799064 47.63 259588 7483252 9993124 57.36 2135540 13284880 3936 18:40:03 11012124 14128580 1808460 11.05 269064 2851756 2880440 16.53 2126196 2698680 8852 18:50:13 12072844 15304200 636060 3.88 274012 2961576 1373868 7.89 2170944 1594048 6312 19:00:14 11202468 14476196 1463428 8.94 276760 3001224 2828920 16.24 2176764 2472084 532 19:10:16 7897100 11183596 4754724 29.04 277888 3012856 5471092 31.40 2178616 5746852 72 19:20:17 6785788 10101368 5836352 35.65 278896 3040936 6672644 38.30 2182160 6853272 196 19:30:03 11971960 15304760 635048 3.88 279164 3058080 1382320 7.93 2184956 1681880 15424 19:40:04 11940844 15292908 647260 3.95 279660 3076652 1382532 7.94 2187292 1698660 17112 19:50:34 7984812 11452820 4485512 27.40 283876 3187876 5228120 30.01 2202052 5654664 96 20:00:34 11813996 15328852 611232 3.73 284548 3234016 1275620 7.32 2216476 1792952 22068 Average: 9284616 13069510 2867714 17.51 276346 3490822 3848868 22.09 2176100 4347797 7460 18:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:18 lo 4.77 4.77 5.05 5.05 0.00 0.00 0.00 0.00 18:30:18 ens3 133.30 103.45 1929.93 12.26 0.00 0.00 0.00 0.00 18:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:03 lo 47.32 47.32 25.67 25.67 0.00 0.00 0.00 0.00 18:40:03 ens3 2.13 1.98 0.51 0.45 0.00 0.00 0.00 0.00 18:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:13 lo 32.34 32.34 12.89 12.89 0.00 0.00 0.00 0.00 18:50:13 ens3 1.19 1.25 0.30 0.27 0.00 0.00 0.00 0.00 18:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:14 lo 8.73 8.73 5.36 5.36 0.00 0.00 0.00 0.00 19:00:14 ens3 0.60 0.51 0.14 0.11 0.00 0.00 0.00 0.00 19:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:16 lo 19.69 19.69 9.45 9.45 0.00 0.00 0.00 0.00 19:10:16 ens3 0.73 0.60 0.18 0.14 0.00 0.00 0.00 0.00 19:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:17 lo 28.73 28.73 11.34 11.34 0.00 0.00 0.00 0.00 19:20:17 ens3 0.56 0.44 0.14 0.10 0.00 0.00 0.00 0.00 19:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:03 lo 14.98 14.98 6.43 6.43 0.00 0.00 0.00 0.00 19:30:03 ens3 0.57 0.44 0.15 0.11 0.00 0.00 0.00 0.00 19:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:04 lo 17.97 17.97 10.52 10.52 0.00 0.00 0.00 0.00 19:40:04 ens3 0.79 0.54 0.19 0.14 0.00 0.00 0.00 0.00 19:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:34 lo 13.87 13.87 8.06 8.06 0.00 0.00 0.00 0.00 19:50:34 ens3 1.37 0.74 0.38 0.26 0.00 0.00 0.00 0.00 19:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:34 lo 32.95 32.95 12.82 12.82 0.00 0.00 0.00 0.00 20:00:34 ens3 1.43 0.78 0.43 0.30 0.00 0.00 0.00 0.00 20:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.04 22.04 10.71 10.71 0.00 0.00 0.00 0.00 Average: ens3 14.39 11.17 195.09 1.43 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-11785) 05/07/26 _x86_64_ (4 CPU) 18:19:24 LINUX RESTART (4 CPU) 18:20:10 CPU %user %nice %system %iowait %steal %idle 18:30:18 all 49.81 0.00 2.60 0.87 0.10 46.63 18:30:18 0 50.23 0.00 2.67 0.91 0.10 46.10 18:30:18 1 48.32 0.00 2.59 1.04 0.10 47.96 18:30:18 2 50.54 0.00 2.51 0.76 0.10 46.09 18:30:18 3 50.14 0.00 2.62 0.78 0.10 46.37 18:40:03 all 60.64 0.00 2.28 0.12 0.13 36.83 18:40:03 0 60.89 0.00 2.28 0.13 0.13 36.57 18:40:03 1 59.51 0.00 2.41 0.16 0.13 37.78 18:40:03 2 60.40 0.00 2.31 0.11 0.13 37.05 18:40:03 3 61.74 0.00 2.14 0.07 0.13 35.92 18:50:13 all 27.49 0.00 1.19 0.06 0.09 71.18 18:50:13 0 27.00 0.00 1.11 0.07 0.09 71.74 18:50:13 1 27.77 0.00 1.24 0.04 0.09 70.85 18:50:13 2 27.72 0.00 1.15 0.05 0.09 70.99 18:50:13 3 27.47 0.00 1.25 0.06 0.09 71.14 19:00:14 all 20.98 0.00 0.67 0.05 0.07 78.22 19:00:14 0 20.15 0.00 0.72 0.03 0.07 79.03 19:00:14 1 20.90 0.00 0.66 0.05 0.08 78.32 19:00:14 2 21.36 0.00 0.73 0.08 0.07 77.76 19:00:14 3 21.52 0.00 0.57 0.05 0.07 77.79 19:10:16 all 12.10 0.00 0.51 0.03 0.06 87.30 19:10:16 0 12.40 0.00 0.52 0.04 0.06 86.98 19:10:16 1 12.12 0.00 0.50 0.01 0.06 87.31 19:10:16 2 11.98 0.00 0.47 0.04 0.07 87.44 19:10:16 3 11.89 0.00 0.54 0.02 0.06 87.49 19:20:17 all 15.75 0.00 0.63 0.03 0.07 83.52 19:20:17 0 15.63 0.00 0.60 0.02 0.06 83.69 19:20:17 1 16.03 0.00 0.65 0.01 0.07 83.24 19:20:17 2 16.26 0.00 0.68 0.01 0.07 82.97 19:20:17 3 15.08 0.00 0.60 0.08 0.07 84.18 19:30:03 all 3.32 0.00 0.41 0.01 0.05 96.20 19:30:03 0 3.16 0.00 0.39 0.02 0.05 96.39 19:30:03 1 3.48 0.00 0.42 0.01 0.06 96.03 19:30:03 2 3.34 0.00 0.42 0.01 0.06 96.17 19:30:03 3 3.31 0.00 0.42 0.01 0.05 96.22 19:40:04 all 9.74 0.00 0.38 0.03 0.06 89.78 19:40:04 0 9.92 0.00 0.43 0.02 0.06 89.58 19:40:04 1 9.95 0.00 0.36 0.01 0.07 89.62 19:40:04 2 9.58 0.00 0.32 0.03 0.07 90.00 19:40:04 3 9.52 0.00 0.43 0.05 0.06 89.95 19:50:34 all 18.28 0.00 0.66 0.04 0.07 80.96 19:50:34 0 17.90 0.00 0.49 0.03 0.06 81.51 19:50:34 1 19.08 0.00 0.70 0.02 0.07 80.12 19:50:34 2 18.63 0.00 0.81 0.08 0.07 80.41 19:50:34 3 17.51 0.00 0.62 0.02 0.06 81.79 20:00:34 all 10.62 0.00 0.42 0.02 0.07 88.87 20:00:34 0 10.81 0.00 0.40 0.01 0.07 88.72 20:00:34 1 10.95 0.00 0.48 0.03 0.07 88.47 20:00:34 2 10.89 0.00 0.45 0.04 0.07 88.55 20:00:34 3 9.81 0.00 0.36 0.03 0.06 89.74 Average: all 22.83 0.00 0.97 0.13 0.08 75.99 Average: 0 22.76 0.00 0.96 0.13 0.07 76.08 Average: 1 22.77 0.00 1.00 0.14 0.08 76.01 Average: 2 23.04 0.00 0.98 0.12 0.08 75.77 Average: 3 22.75 0.00 0.95 0.12 0.07 76.11