---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16800 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: 5600.00 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 724 11026 4 4237 14922 Swap: 1023 1 1022 ---> 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:28:77:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79913sec preferred_lft 79913sec inet6 fe80::f816:3eff:fe28:770e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:4a:c0:ee:e7:9d 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::fc4a:c0ff:feee:e79d/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-16800) 05/19/26 _x86_64_ (4 CPU) 12:48:05 LINUX RESTART (4 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:01 126.96 8.71 112.32 5.93 804.88 37892.51 10790.91 13:10:16 69.62 35.23 32.59 1.80 488.53 1709.69 2921.28 13:20:10 13.35 0.22 12.39 0.75 15.60 410.84 932.82 13:30:01 11.60 0.05 11.04 0.51 1.76 589.73 318.28 13:40:11 16.55 0.02 15.81 0.72 0.89 510.84 494.52 13:50:11 7.86 0.03 7.49 0.34 1.91 230.77 307.77 14:00:01 21.12 0.06 4.90 16.16 1.69 158.44 215250.49 14:10:12 5.58 0.00 5.40 0.17 0.42 160.03 251.32 14:20:12 5.23 0.00 5.08 0.14 0.13 158.61 89.59 14:30:01 10.29 0.02 9.91 0.36 0.63 586.93 277.23 Average: 28.93 4.52 21.75 2.67 132.76 4240.52 22827.57 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:01 169028 8979328 6939572 42.38 261056 8319244 9246664 53.08 2132584 13278344 2388 13:10:16 5994972 8950688 6984216 42.66 273600 2706472 8116120 46.59 2112280 7735636 4760 13:20:10 1878744 4867208 11067896 67.60 275224 2737404 12321216 70.72 2125968 11835556 424 13:30:01 8503636 11614884 4324264 26.41 279756 2850688 5156800 29.60 2176752 5167004 172 13:40:11 8323576 11514724 4424324 27.02 282500 2927760 5232016 30.03 2183404 5343548 244 13:50:11 8141336 11366220 4572708 27.93 283236 2960744 5369264 30.82 2185868 5525580 304 14:00:01 6702404 9955068 5982848 36.54 283908 2987832 6740008 38.69 2192684 6954716 72 14:10:12 6708076 9984092 5953940 36.36 284388 3010680 6683020 38.36 2196052 6941268 156 14:20:12 8220592 11520896 4417980 26.98 285008 3034348 5201024 29.85 2198428 5420680 276 14:30:01 7948212 11381292 4557204 27.83 288924 3157360 5208384 29.90 2213064 5685052 244 Average: 6259058 10013440 5922495 36.17 279760 3469253 6927452 39.76 2171708 7388738 904 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:01 lo 3.91 3.91 4.24 4.24 0.00 0.00 0.00 0.00 13:00:01 ens3 161.58 110.86 1891.22 11.60 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 13:10:16 lo 37.42 37.42 24.24 24.24 0.00 0.00 0.00 0.00 13:10:16 ens3 1.98 1.76 0.47 0.40 0.00 0.00 0.00 0.00 13:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:10 lo 42.82 42.82 18.40 18.40 0.00 0.00 0.00 0.00 13:20:10 ens3 1.37 1.39 0.26 1.24 0.00 0.00 0.00 0.00 13:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 15.93 15.93 6.95 6.95 0.00 0.00 0.00 0.00 13:30:01 ens3 0.79 0.64 0.21 0.17 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:11 lo 16.89 16.89 8.30 8.30 0.00 0.00 0.00 0.00 13:40:11 ens3 0.88 0.70 0.21 0.16 0.00 0.00 0.00 0.00 13:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:11 lo 18.39 18.39 9.20 9.20 0.00 0.00 0.00 0.00 13:50:11 ens3 0.71 0.58 0.15 0.12 0.00 0.00 0.00 0.00 13:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 27.66 27.66 11.25 11.25 0.00 0.00 0.00 0.00 14:00:01 ens3 0.72 0.50 0.20 0.15 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:12 lo 19.13 19.13 10.23 10.23 0.00 0.00 0.00 0.00 14:10:12 ens3 1.29 0.69 0.40 0.27 0.00 0.00 0.00 0.00 14:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 lo 11.91 11.91 6.41 6.41 0.00 0.00 0.00 0.00 14:20:12 ens3 0.78 0.46 0.20 0.14 0.00 0.00 0.00 0.00 14:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 20.38 20.38 9.93 9.93 0.00 0.00 0.00 0.00 14:30:01 ens3 0.89 0.79 0.25 0.20 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.45 21.45 10.94 10.94 0.00 0.00 0.00 0.00 Average: ens3 17.09 11.83 189.21 1.44 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-16800) 05/19/26 _x86_64_ (4 CPU) 12:48:05 LINUX RESTART (4 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:01 all 49.27 0.00 2.69 3.86 0.10 44.07 13:00:01 0 48.43 0.00 2.48 3.54 0.10 45.45 13:00:01 1 49.52 0.00 2.57 4.63 0.10 43.18 13:00:01 2 51.03 0.00 2.88 2.99 0.10 43.00 13:00:01 3 48.12 0.00 2.84 4.30 0.10 44.64 13:10:16 all 59.37 0.07 2.16 0.14 0.12 38.15 13:10:16 0 59.03 0.05 2.15 0.14 0.12 38.51 13:10:16 1 59.07 0.19 2.11 0.20 0.12 38.31 13:10:16 2 59.65 0.00 2.19 0.13 0.12 37.91 13:10:16 3 59.73 0.02 2.19 0.08 0.12 37.85 13:20:10 all 34.76 0.00 1.40 0.05 0.10 63.69 13:20:10 0 34.04 0.00 1.39 0.03 0.09 64.44 13:20:10 1 35.47 0.00 1.46 0.05 0.10 62.93 13:20:10 2 35.23 0.00 1.46 0.06 0.10 63.15 13:20:10 3 34.31 0.00 1.31 0.04 0.10 64.24 13:30:01 all 17.75 0.00 0.80 1.13 0.07 80.25 13:30:01 0 17.22 0.00 0.73 0.20 0.07 81.77 13:30:01 1 16.79 0.00 0.91 0.06 0.07 82.16 13:30:01 2 17.88 0.00 0.82 0.19 0.07 81.05 13:30:01 3 19.10 0.00 0.75 4.06 0.07 76.02 13:40:11 all 25.35 0.00 0.88 0.11 0.07 73.58 13:40:11 0 25.83 0.00 0.86 0.07 0.07 73.17 13:40:11 1 24.91 0.00 0.93 0.11 0.07 73.98 13:40:11 2 25.61 0.00 0.85 0.23 0.08 73.23 13:40:11 3 25.07 0.00 0.87 0.04 0.07 73.95 13:50:11 all 14.25 0.00 0.60 0.04 0.06 85.06 13:50:11 0 13.93 0.00 0.44 0.00 0.05 85.58 13:50:11 1 14.11 0.00 0.69 0.04 0.06 85.09 13:50:11 2 14.51 0.00 0.60 0.04 0.06 84.79 13:50:11 3 14.42 0.00 0.66 0.07 0.06 84.80 14:00:01 all 10.91 0.00 0.52 0.03 0.06 88.48 14:00:01 0 10.88 0.00 0.46 0.04 0.05 88.57 14:00:01 1 11.19 0.00 0.51 0.06 0.06 88.18 14:00:01 2 11.07 0.00 0.58 0.01 0.05 88.28 14:00:01 3 10.49 0.00 0.53 0.02 0.06 88.90 14:10:12 all 10.47 0.00 0.48 1.10 0.06 87.89 14:10:12 0 10.32 0.00 0.47 1.24 0.05 87.91 14:10:12 1 10.73 0.00 0.51 1.32 0.07 87.36 14:10:12 2 10.61 0.00 0.46 0.26 0.06 88.61 14:10:12 3 10.22 0.00 0.49 1.57 0.05 87.67 14:20:12 all 8.20 0.00 0.46 0.05 0.05 91.24 14:20:12 0 8.14 0.00 0.39 0.03 0.05 91.39 14:20:12 1 8.41 0.00 0.52 0.03 0.06 90.99 14:20:12 2 7.85 0.00 0.44 0.03 0.05 91.63 14:20:12 3 8.38 0.00 0.49 0.11 0.05 90.97 14:30:01 all 16.05 0.00 0.68 0.14 0.08 83.06 14:30:01 0 15.34 0.00 0.62 0.14 0.12 83.79 14:30:01 1 16.60 0.00 0.75 0.05 0.07 82.52 14:30:01 2 16.20 0.00 0.68 0.02 0.07 83.03 14:30:01 3 16.05 0.00 0.65 0.35 0.07 82.89 Average: all 24.73 0.01 1.07 0.66 0.08 73.45 Average: 0 24.41 0.01 1.00 0.55 0.08 73.96 Average: 1 24.77 0.02 1.10 0.66 0.08 73.37 Average: 2 25.05 0.00 1.10 0.40 0.08 73.38 Average: 3 24.68 0.00 1.08 1.06 0.08 73.10