---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2417 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 12G 66G 15% / 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 774 9099 4 6115 14872 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:a9:1d:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83481sec preferred_lft 83481sec inet6 fe80::f816:3eff:fea9:1d47/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:83:8c:54:55:57 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-2417) 08/05/26 _x86_64_ (4 CPU) 20:24:15 LINUX RESTART (4 CPU) 20:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:10 15.17 2.27 11.96 0.94 134.30 3231.48 1249.77 20:50:05 45.92 0.39 36.72 8.82 11.46 4135.72 6170.21 21:00:04 42.61 0.00 34.77 7.84 0.00 2773.41 6373.48 21:10:07 11.35 0.14 9.30 1.91 10.02 3118.19 759.86 Average: 28.66 0.70 23.11 4.85 39.22 3312.46 3621.92 20:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:10 10026636 13726992 2230712 13.62 156040 3650868 2512116 14.42 605592 5343436 56192 20:50:05 8767040 13380380 2569212 15.69 204260 4437568 2756924 15.82 824464 6284932 38996 21:00:04 8115788 13178092 2767244 16.90 239240 4806912 2899236 16.64 935680 6760992 34916 21:10:07 9446912 15342180 601260 3.67 248700 5600040 1105428 6.35 1237136 5089156 112 Average: 9089094 13906911 2042107 12.47 212060 4623847 2318426 13.31 900718 5869629 32554 20:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:10 lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 20:40:10 ens3 93.73 74.86 545.12 18.94 0.00 0.00 0.00 0.00 20:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:05 lo 3762.77 3762.77 3588.16 3588.16 0.00 0.00 0.00 0.00 20:50:05 ens3 89.73 64.95 325.66 17.71 0.00 0.00 0.00 0.00 20:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:04 lo 4473.27 4473.27 4264.92 4264.92 0.00 0.00 0.00 0.00 21:00:04 ens3 65.29 48.83 19.54 17.07 0.00 0.00 0.00 0.00 21:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:07 lo 468.88 468.88 426.82 426.82 0.00 0.00 0.00 0.00 21:10:07 ens3 84.45 88.97 140.39 174.43 0.00 0.00 0.00 0.00 21:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2164.50 2164.50 2058.50 2058.50 0.00 0.00 0.00 0.00 Average: ens3 83.32 69.46 258.16 57.19 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-2417) 08/05/26 _x86_64_ (4 CPU) 20:24:15 LINUX RESTART (4 CPU) 20:30:05 CPU %user %nice %system %iowait %steal %idle 20:40:10 all 62.08 0.00 2.29 0.29 0.13 35.21 20:40:10 0 63.05 0.00 2.38 0.19 0.13 34.24 20:40:10 1 61.89 0.00 2.22 0.41 0.13 35.35 20:40:10 2 63.02 0.00 2.22 0.20 0.12 34.44 20:40:10 3 60.34 0.00 2.35 0.35 0.13 36.83 20:50:05 all 56.18 0.00 3.44 0.19 0.11 40.07 20:50:05 0 55.37 0.00 3.37 0.22 0.11 40.93 20:50:05 1 54.41 0.00 3.26 0.28 0.11 41.94 20:50:05 2 58.38 0.00 3.44 0.18 0.11 37.89 20:50:05 3 56.58 0.00 3.71 0.08 0.11 39.52 21:00:04 all 61.36 0.00 3.99 0.08 0.12 34.45 21:00:04 0 61.14 0.00 3.79 0.07 0.13 34.88 21:00:04 1 61.11 0.00 4.19 0.13 0.12 34.45 21:00:04 2 61.12 0.00 3.96 0.07 0.12 34.74 21:00:04 3 62.06 0.00 4.01 0.06 0.12 33.75 21:10:07 all 19.09 0.00 1.12 0.16 0.11 79.52 21:10:07 0 17.95 0.00 0.96 0.15 0.09 80.85 21:10:07 1 17.83 0.00 0.93 0.11 0.09 81.05 21:10:07 2 17.85 0.00 1.26 0.27 0.11 80.52 21:10:07 3 22.71 0.00 1.34 0.12 0.16 75.67 Average: all 49.71 0.00 2.71 0.18 0.12 47.29 Average: 0 49.40 0.00 2.62 0.16 0.12 47.71 Average: 1 48.82 0.00 2.65 0.23 0.11 48.19 Average: 2 50.20 0.00 2.72 0.18 0.11 46.79 Average: 3 50.41 0.00 2.85 0.15 0.13 46.46