---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11484 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 11G 67G 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 710 9617 4 5660 14935 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:2b:a2:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81180sec preferred_lft 81180sec inet6 fe80::f816:3eff:fe2b:a2da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:11:91:cc:c4:d6 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::b011:91ff:fecc:c4d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-11484) 05/06/26 _x86_64_ (4 CPU) 20:07:58 LINUX RESTART (4 CPU) 20:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:01 52.94 5.05 46.01 1.88 591.11 9289.59 1113.15 20:30:01 1.17 0.00 1.14 0.02 0.04 14.05 0.16 20:40:00 1.16 0.00 1.14 0.02 0.00 14.07 0.16 20:50:01 1.18 0.00 1.16 0.02 0.00 14.11 0.13 21:00:20 19.38 0.01 5.12 14.24 0.23 835.67 225438.92 21:10:00 2.75 0.00 2.59 0.15 0.01 310.18 2.59 21:20:01 1.50 0.00 1.45 0.04 0.00 17.44 0.52 21:30:06 1.62 0.00 1.58 0.04 0.00 19.29 0.44 Average: 10.28 0.63 7.54 2.11 73.98 1317.17 29200.64 20:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:01 10200796 15293396 654936 4.00 170292 4916844 1373340 7.88 540768 5077684 184 20:30:01 10200052 15293060 655356 4.00 170640 4916856 1373496 7.88 541112 5077688 232 20:40:00 10198808 15292320 656016 4.01 170976 4916988 1372668 7.88 541444 5077216 24 20:50:01 10198064 15291876 656412 4.01 171248 4917000 1372668 7.88 541700 5077368 200 21:00:20 9891572 15239364 707028 4.32 180336 5138172 1506328 8.65 555816 5374788 64 21:10:00 9804188 15235132 710668 4.34 183460 5210400 1488260 8.54 559112 5445472 60 21:20:01 9802936 15234232 711496 4.35 183764 5210408 1488392 8.54 559412 5446324 248 21:30:06 9881480 15313520 632476 3.86 184136 5210748 1384740 7.95 559856 5363484 200 Average: 10022237 15274112 673048 4.11 176856 5054677 1419986 8.15 549902 5242503 152 20:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:01 lo 0.65 0.65 0.07 0.07 0.00 0.00 0.00 0.00 20:20:01 ens3 31.66 22.92 549.84 3.94 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:30:01 ens3 0.35 0.15 0.09 0.05 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:40:00 ens3 1.05 0.32 0.36 0.22 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:50:01 ens3 0.25 0.11 0.05 0.02 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:20 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 21:00:20 ens3 0.75 0.61 0.34 0.39 0.00 0.00 0.00 0.00 21:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:00 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 21:10:00 ens3 0.40 0.29 0.14 0.13 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:01 ens3 0.23 0.18 0.05 0.03 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:06 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 21:30:06 ens3 0.28 0.18 0.06 0.12 0.00 0.00 0.00 0.00 21:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 4.37 3.10 68.92 0.61 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-11484) 05/06/26 _x86_64_ (4 CPU) 20:07:58 LINUX RESTART (4 CPU) 20:10:00 CPU %user %nice %system %iowait %steal %idle 20:20:01 all 6.67 0.00 0.65 0.37 0.03 92.28 20:20:01 0 9.72 0.00 0.62 0.28 0.03 89.34 20:20:01 1 5.59 0.00 0.69 0.58 0.04 93.09 20:20:01 2 5.55 0.00 0.61 0.29 0.03 93.51 20:20:01 3 5.82 0.00 0.66 0.32 0.03 93.17 20:30:01 all 0.17 0.00 0.04 0.02 0.03 99.75 20:30:01 0 0.09 0.00 0.05 0.01 0.03 99.82 20:30:01 1 0.14 0.00 0.03 0.03 0.02 99.78 20:30:01 2 0.39 0.00 0.06 0.00 0.04 99.51 20:30:01 3 0.05 0.00 0.04 0.03 0.02 99.86 20:40:00 all 0.16 0.00 0.04 0.01 0.03 99.77 20:40:00 0 0.07 0.00 0.03 0.01 0.02 99.87 20:40:00 1 0.08 0.00 0.04 0.01 0.03 99.84 20:40:00 2 0.44 0.00 0.06 0.00 0.04 99.47 20:40:00 3 0.05 0.00 0.03 0.00 0.02 99.90 20:50:01 all 0.08 0.00 0.04 0.03 0.02 99.83 20:50:01 0 0.10 0.00 0.04 0.03 0.03 99.80 20:50:01 1 0.04 0.00 0.03 0.01 0.02 99.89 20:50:01 2 0.12 0.00 0.05 0.00 0.03 99.80 20:50:01 3 0.06 0.00 0.03 0.06 0.01 99.83 21:00:20 all 0.94 0.00 0.16 0.05 0.03 98.82 21:00:20 0 1.14 0.00 0.19 0.01 0.03 98.63 21:00:20 1 0.81 0.00 0.15 0.01 0.04 98.99 21:00:20 2 0.85 0.00 0.16 0.02 0.04 98.94 21:00:20 3 0.96 0.00 0.15 0.15 0.02 98.71 21:10:00 all 0.47 0.00 0.10 0.02 0.03 99.38 21:10:00 0 1.29 0.00 0.12 0.01 0.03 98.54 21:10:00 1 0.20 0.00 0.09 0.00 0.03 99.68 21:10:00 2 0.28 0.00 0.12 0.00 0.04 99.57 21:10:00 3 0.11 0.00 0.08 0.05 0.03 99.74 21:20:01 all 0.43 0.00 0.07 0.01 0.03 99.46 21:20:01 0 0.16 0.00 0.06 0.00 0.03 99.75 21:20:01 1 0.16 0.00 0.06 0.00 0.03 99.75 21:20:01 2 0.21 0.00 0.09 0.00 0.03 99.66 21:20:01 3 1.19 0.00 0.05 0.02 0.03 98.71 21:30:06 all 0.26 0.00 0.06 0.01 0.03 99.64 21:30:06 0 0.13 0.00 0.05 0.00 0.03 99.79 21:30:06 1 0.28 0.00 0.05 0.00 0.02 99.65 21:30:06 2 0.19 0.00 0.07 0.00 0.03 99.70 21:30:06 3 0.45 0.00 0.07 0.02 0.03 99.43 Average: all 1.15 0.00 0.14 0.06 0.03 98.61 Average: 0 1.59 0.00 0.15 0.05 0.03 98.19 Average: 1 0.91 0.00 0.14 0.08 0.03 98.83 Average: 2 1.01 0.00 0.15 0.04 0.04 98.77 Average: 3 1.09 0.00 0.14 0.08 0.02 98.67