---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6278 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: 5599.86 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: 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 17G 61G 22% / 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 701 10824 3 4463 14945 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:53:d9:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79349sec preferred_lft 79349sec inet6 fe80::f816:3eff:fe53:d93f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:a0:d7:96:0e:65 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::fca0:d7ff:fe96:e65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-6278) 04/21/26 _x86_64_ (4 CPU) 17:32:09 LINUX RESTART (4 CPU) 17:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:14 81.39 24.81 53.28 3.29 321.33 5053.92 3191.06 18:00:00 12.94 0.13 12.08 0.73 4.86 359.81 632.31 18:10:17 5.49 0.10 5.14 0.25 5.78 164.65 249.04 18:20:16 19.45 0.09 18.53 0.83 7.77 765.28 830.45 18:30:16 11.84 0.01 11.31 0.52 0.85 348.69 952.32 18:40:32 5.15 0.01 4.97 0.17 0.62 127.04 217.54 18:50:01 2.95 0.01 2.87 0.07 0.58 56.62 0.66 19:00:03 23.15 0.11 7.49 15.55 2.42 249.37 212240.46 19:10:03 5.93 0.00 5.77 0.16 0.13 168.07 47.57 19:20:04 9.46 0.02 9.08 0.36 1.40 553.37 235.03 Average: 17.78 2.53 13.05 2.20 34.56 784.49 21980.62 17:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:14 1024040 4303696 11628864 71.02 263636 3000784 12707248 72.94 1978280 12791920 452 18:00:00 3327608 6633036 9301868 56.81 265292 3024772 10646328 61.11 2000936 10451912 184 18:10:17 6500760 9823788 6113224 37.34 266036 3041644 6960316 39.95 2006592 7307044 260 18:20:16 9521200 12984180 2954908 18.05 272048 3175520 3697252 21.22 2042436 4262240 44 18:30:16 7894488 11407988 4530236 27.67 273448 3224644 5300752 30.43 2045564 5881660 376 18:40:32 8042168 11571748 4366684 26.67 273844 3240320 5177728 29.72 2046728 5720628 336 18:50:01 11764904 15315500 624532 3.81 274136 3261044 1374716 7.89 2048424 2002436 17032 19:00:03 6590000 10168956 5768516 35.23 277308 3286232 6655756 38.20 2059372 7154884 276 19:10:03 7908688 11511504 4426756 27.04 278144 3309256 5221948 29.97 2061812 5836176 296 19:20:04 7673596 11400400 4537536 27.71 282088 3426536 5209260 29.90 2076320 6064736 332 Average: 7024745 10512080 5425312 33.14 272598 3199075 6295130 36.13 2036646 6747364 1959 17:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:14 lo 34.98 34.98 23.50 23.50 0.00 0.00 0.00 0.00 17:50:14 ens3 2.33 2.15 0.69 0.59 0.00 0.00 0.00 0.00 17:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:00 lo 41.26 41.26 16.58 16.58 0.00 0.00 0.00 0.00 18:00:00 ens3 1.77 2.16 0.31 1.23 0.00 0.00 0.00 0.00 18:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:17 lo 9.91 9.91 4.75 4.75 0.00 0.00 0.00 0.00 18:10:17 ens3 0.38 0.26 0.07 0.05 0.00 0.00 0.00 0.00 18:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:16 lo 12.27 12.27 5.68 5.68 0.00 0.00 0.00 0.00 18:20:16 ens3 0.88 0.79 0.23 0.19 0.00 0.00 0.00 0.00 18:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:16 lo 16.51 16.51 8.94 8.94 0.00 0.00 0.00 0.00 18:30:16 ens3 0.77 0.61 0.17 0.14 0.00 0.00 0.00 0.00 18:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:32 lo 11.41 11.41 5.37 5.37 0.00 0.00 0.00 0.00 18:40:32 ens3 0.61 0.45 0.15 0.11 0.00 0.00 0.00 0.00 18:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 24.15 24.15 7.91 7.91 0.00 0.00 0.00 0.00 18:50:01 ens3 0.33 0.28 0.08 0.05 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:03 lo 19.02 19.02 10.78 10.78 0.00 0.00 0.00 0.00 19:00:03 ens3 0.71 0.61 0.17 0.13 0.00 0.00 0.00 0.00 19:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:03 lo 17.88 17.88 10.08 10.08 0.00 0.00 0.00 0.00 19:10:03 ens3 0.63 0.48 0.15 0.12 0.00 0.00 0.00 0.00 19:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:04 lo 13.27 13.27 7.10 7.10 0.00 0.00 0.00 0.00 19:20:04 ens3 0.96 0.72 0.27 0.20 0.00 0.00 0.00 0.00 19:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.94 19.94 10.03 10.03 0.00 0.00 0.00 0.00 Average: ens3 0.93 0.85 0.23 0.28 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-6278) 04/21/26 _x86_64_ (4 CPU) 17:32:09 LINUX RESTART (4 CPU) 17:40:16 CPU %user %nice %system %iowait %steal %idle 17:50:14 all 65.70 0.00 2.26 0.12 0.11 31.81 17:50:14 0 65.31 0.00 2.22 0.13 0.11 32.23 17:50:14 1 64.47 0.00 2.43 0.09 0.12 32.90 17:50:14 2 66.45 0.00 2.12 0.17 0.12 31.15 17:50:14 3 66.57 0.00 2.26 0.09 0.11 30.97 18:00:00 all 27.49 0.00 1.11 0.10 0.10 71.20 18:00:00 0 27.73 0.00 1.14 0.19 0.10 70.85 18:00:00 1 27.56 0.00 1.08 0.06 0.10 71.20 18:00:00 2 27.73 0.00 1.06 0.07 0.10 71.05 18:00:00 3 26.95 0.00 1.14 0.10 0.10 71.71 18:10:17 all 9.47 0.00 0.40 0.02 0.09 90.02 18:10:17 0 9.25 0.00 0.38 0.04 0.08 90.25 18:10:17 1 9.30 0.00 0.48 0.00 0.09 90.13 18:10:17 2 9.75 0.00 0.41 0.01 0.09 89.75 18:10:17 3 9.57 0.00 0.35 0.02 0.08 89.97 18:20:16 all 25.16 0.00 0.86 0.07 0.09 73.83 18:20:16 0 25.49 0.00 0.76 0.05 0.08 73.63 18:20:16 1 24.35 0.00 0.89 0.08 0.09 74.60 18:20:16 2 25.35 0.00 0.85 0.05 0.09 73.65 18:20:16 3 25.46 0.00 0.92 0.09 0.09 73.44 18:30:16 all 20.38 0.00 0.64 0.03 0.08 78.86 18:30:16 0 19.99 0.00 0.65 0.07 0.08 79.21 18:30:16 1 20.88 0.00 0.73 0.03 0.09 78.27 18:30:16 2 20.16 0.00 0.61 0.01 0.09 79.14 18:30:16 3 20.49 0.00 0.58 0.03 0.08 78.82 18:40:32 all 6.61 0.00 0.31 0.02 0.08 92.97 18:40:32 0 6.18 0.00 0.35 0.01 0.07 93.38 18:40:32 1 6.94 0.00 0.32 0.03 0.08 92.63 18:40:32 2 6.99 0.00 0.30 0.04 0.08 92.58 18:40:32 3 6.35 0.00 0.27 0.00 0.07 93.31 18:50:01 all 3.00 0.00 0.19 0.01 0.08 96.72 18:50:01 0 2.87 0.00 0.21 0.01 0.08 96.83 18:50:01 1 2.91 0.00 0.21 0.02 0.08 96.78 18:50:01 2 3.25 0.00 0.19 0.00 0.08 96.48 18:50:01 3 2.96 0.00 0.15 0.02 0.07 96.80 19:00:03 all 16.42 0.00 0.59 0.05 0.09 82.85 19:00:03 0 16.36 0.00 0.59 0.11 0.09 82.85 19:00:03 1 16.55 0.00 0.58 0.01 0.09 82.77 19:00:03 2 16.14 0.00 0.52 0.04 0.09 83.21 19:00:03 3 16.65 0.00 0.67 0.01 0.08 82.59 19:10:03 all 8.58 0.00 0.40 0.02 0.09 90.92 19:10:03 0 8.30 0.00 0.47 0.02 0.08 91.12 19:10:03 1 8.65 0.00 0.42 0.01 0.10 90.83 19:10:03 2 8.91 0.00 0.31 0.01 0.08 90.70 19:10:03 3 8.45 0.00 0.41 0.03 0.08 91.03 19:20:04 all 13.97 0.00 0.52 0.03 0.08 85.39 19:20:04 0 12.86 0.00 0.48 0.01 0.08 86.56 19:20:04 1 14.59 0.00 0.65 0.08 0.09 84.60 19:20:04 2 14.00 0.00 0.50 0.02 0.08 85.40 19:20:04 3 14.42 0.00 0.47 0.01 0.07 85.02 Average: all 19.66 0.00 0.73 0.05 0.09 79.48 Average: 0 19.42 0.00 0.72 0.06 0.08 79.71 Average: 1 19.60 0.00 0.78 0.04 0.09 79.49 Average: 2 19.85 0.00 0.69 0.04 0.09 79.33 Average: 3 19.77 0.00 0.72 0.04 0.08 79.38