---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27556 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 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 686 12173 3 3129 14960 Swap: 1023 31 992 ---> 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:23:6a:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78937sec preferred_lft 78937sec inet6 fe80::f816:3eff:fe23:6a01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:b6:00:a6:26:88 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::88b6:ff:fea6:2688/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27556) 06/15/26 _x86_64_ (4 CPU) 08:24:01 LINUX RESTART (4 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:20 76.65 19.78 54.21 2.65 407.28 5973.57 4758.25 08:50:20 32.27 9.66 21.36 1.26 794.90 1485.33 564.09 09:00:01 8.26 0.61 7.22 0.43 21.55 269.38 835.93 09:10:06 23.22 12.41 10.32 0.49 157.53 562.61 595.27 09:20:07 14.43 0.28 13.57 0.58 9.57 422.42 520.71 09:30:01 23.46 0.43 7.40 15.63 8.56 219.96 211474.49 09:40:08 6.46 0.75 5.52 0.19 23.11 156.95 437.72 09:50:08 5.41 0.01 5.23 0.17 1.09 158.09 468.37 10:00:01 5.02 0.01 4.83 0.18 0.66 150.49 59.69 10:10:09 5.40 0.01 5.22 0.17 0.38 159.49 47.41 10:20:24 9.29 0.40 8.49 0.40 10.27 553.56 175.03 Average: 19.24 4.08 13.15 2.00 131.31 934.18 19753.86 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:20 2888604 4171672 11767508 71.87 255976 1141384 13472032 77.33 989992 12040376 744 08:50:20 2029228 3827924 12111344 73.97 267320 1644856 13332076 76.53 1142704 12748492 644 09:00:01 7827004 9655052 6287948 38.40 268340 1673244 7023796 40.32 1154348 6921248 412 09:10:06 9649696 11643276 4301304 26.27 277752 1817016 5184832 29.76 1247548 5040868 364 09:20:07 10808528 12863884 3081712 18.82 279884 1876632 3855576 22.13 1256800 3874384 224 09:30:01 9335708 11425296 4519144 27.60 280956 1909768 5282672 30.32 1266148 5331580 228 09:40:08 9189932 11297792 4646712 28.38 281512 1927384 5439508 31.22 1273876 5470964 208 09:50:08 7726964 9856732 6086844 37.18 282076 1948652 6801512 39.04 1276168 6921648 316 10:00:01 7775364 9927184 6016420 36.75 282736 1970008 6803548 39.05 1279772 6878192 240 10:10:09 9295608 11471332 4473408 27.32 283508 1993152 5268716 30.24 1282380 5356860 272 10:20:24 8942856 11251892 4692652 28.66 287320 2117144 5385484 30.91 1299208 5691800 96 Average: 7769954 9762912 6180454 37.75 277035 1819931 7077250 40.62 1224449 6934219 341 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:20 lo 23.56 23.56 19.54 19.54 0.00 0.00 0.00 0.00 08:40:20 ens3 2.38 2.16 0.57 1.37 0.00 0.00 0.00 0.00 08:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:20 lo 46.27 46.27 19.92 19.92 0.00 0.00 0.00 0.00 08:50:20 ens3 2.06 1.62 0.94 0.36 0.00 0.00 0.00 0.00 08:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 19.55 19.55 9.70 9.70 0.00 0.00 0.00 0.00 09:00:01 ens3 0.91 0.62 0.22 0.17 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:06 lo 8.59 8.59 4.00 4.00 0.00 0.00 0.00 0.00 09:10:06 ens3 1.06 0.69 0.35 0.25 0.00 0.00 0.00 0.00 09:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:07 lo 8.98 8.98 5.45 5.45 0.00 0.00 0.00 0.00 09:20:07 ens3 0.71 0.52 0.15 0.12 0.00 0.00 0.00 0.00 09:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 19.69 19.69 9.40 9.40 0.00 0.00 0.00 0.00 09:30:01 ens3 0.76 0.58 0.17 0.12 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:08 lo 18.37 18.37 6.64 6.64 0.00 0.00 0.00 0.00 09:40:08 ens3 5.69 3.04 3.63 2.38 0.00 0.00 0.00 0.00 09:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:08 lo 24.68 24.68 10.99 10.99 0.00 0.00 0.00 0.00 09:50:08 ens3 0.68 0.51 0.15 0.12 0.00 0.00 0.00 0.00 09:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 12.42 12.42 7.69 7.69 0.00 0.00 0.00 0.00 10:00:01 ens3 0.75 0.46 0.20 0.14 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:09 lo 11.43 11.43 6.00 6.00 0.00 0.00 0.00 0.00 10:10:09 ens3 0.61 0.41 0.13 0.10 0.00 0.00 0.00 0.00 10:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:24 lo 15.00 15.00 7.91 7.91 0.00 0.00 0.00 0.00 10:20:24 ens3 0.82 0.67 0.22 0.17 0.00 0.00 0.00 0.00 10:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.95 18.95 9.76 9.76 0.00 0.00 0.00 0.00 Average: ens3 1.50 1.03 0.62 0.49 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-27556) 06/15/26 _x86_64_ (4 CPU) 08:24:01 LINUX RESTART (4 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:20 all 59.47 0.00 2.15 0.17 0.12 38.09 08:40:20 0 59.15 0.00 2.20 0.26 0.12 38.27 08:40:20 1 59.75 0.00 2.03 0.15 0.12 37.95 08:40:20 2 60.12 0.00 2.01 0.15 0.12 37.61 08:40:20 3 58.87 0.00 2.35 0.13 0.12 38.53 08:50:20 all 40.19 0.00 1.51 0.14 0.11 58.05 08:50:20 0 39.62 0.00 1.53 0.20 0.11 58.55 08:50:20 1 41.28 0.00 1.47 0.13 0.11 57.00 08:50:20 2 40.57 0.00 1.59 0.11 0.11 57.63 08:50:20 3 39.30 0.00 1.45 0.11 0.11 59.03 09:00:01 all 18.75 0.00 0.83 0.03 0.09 80.30 09:00:01 0 18.62 0.00 0.82 0.03 0.08 80.45 09:00:01 1 18.40 0.00 0.84 0.02 0.09 80.66 09:00:01 2 18.81 0.00 0.75 0.02 0.09 80.34 09:00:01 3 19.19 0.00 0.91 0.06 0.08 79.75 09:10:06 all 15.73 0.07 0.70 0.09 0.08 83.33 09:10:06 0 15.85 0.00 0.66 0.04 0.07 83.37 09:10:06 1 16.02 0.00 0.79 0.05 0.08 83.06 09:10:06 2 16.24 0.02 0.62 0.03 0.08 83.02 09:10:06 3 14.80 0.27 0.74 0.23 0.08 83.89 09:20:07 all 19.38 0.00 0.61 0.04 0.08 79.90 09:20:07 0 18.95 0.00 0.68 0.06 0.07 80.25 09:20:07 1 19.74 0.00 0.60 0.05 0.08 79.53 09:20:07 2 19.05 0.00 0.63 0.03 0.08 80.21 09:20:07 3 19.77 0.00 0.53 0.03 0.07 79.60 09:30:01 all 14.55 0.00 0.55 0.05 0.07 84.77 09:30:01 0 14.38 0.00 0.50 0.11 0.07 84.94 09:30:01 1 13.82 0.00 0.62 0.06 0.08 85.43 09:30:01 2 15.34 0.00 0.58 0.01 0.08 84.00 09:30:01 3 14.69 0.00 0.51 0.01 0.07 84.72 09:40:08 all 7.94 0.00 0.44 0.02 0.07 91.52 09:40:08 0 8.08 0.00 0.47 0.02 0.07 91.37 09:40:08 1 7.67 0.00 0.42 0.03 0.07 91.81 09:40:08 2 8.19 0.00 0.47 0.01 0.07 91.26 09:40:08 3 7.83 0.00 0.42 0.04 0.07 91.65 09:50:08 all 10.33 0.00 0.42 0.04 0.07 89.14 09:50:08 0 10.48 0.00 0.44 0.06 0.07 88.95 09:50:08 1 10.46 0.00 0.49 0.08 0.07 88.90 09:50:08 2 9.85 0.00 0.37 0.01 0.07 89.69 09:50:08 3 10.52 0.00 0.39 0.01 0.07 89.01 10:00:01 all 9.72 0.00 0.39 0.02 0.07 89.80 10:00:01 0 9.03 0.00 0.33 0.03 0.07 90.54 10:00:01 1 9.81 0.00 0.43 0.02 0.07 89.66 10:00:01 2 10.39 0.00 0.43 0.02 0.07 89.09 10:00:01 3 9.64 0.00 0.38 0.01 0.07 89.92 10:10:09 all 7.22 0.00 0.34 0.02 0.07 92.36 10:10:09 0 7.25 0.00 0.29 0.01 0.07 92.38 10:10:09 1 6.62 0.00 0.28 0.02 0.07 93.01 10:10:09 2 7.44 0.00 0.36 0.03 0.07 92.10 10:10:09 3 7.57 0.00 0.40 0.02 0.07 91.94 10:20:24 all 14.04 0.00 0.63 0.04 0.08 85.22 10:20:24 0 13.82 0.00 0.58 0.05 0.07 85.48 10:20:24 1 14.37 0.00 0.64 0.01 0.08 84.90 10:20:24 2 14.06 0.00 0.68 0.07 0.08 85.10 10:20:24 3 13.91 0.00 0.60 0.02 0.07 85.40 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.85 0.01 0.78 0.06 0.08 79.22 Average: 0 19.65 0.00 0.78 0.08 0.08 79.41 Average: 1 19.90 0.00 0.79 0.06 0.08 79.17 Average: 2 20.10 0.00 0.77 0.05 0.08 79.00 Average: 3 19.73 0.02 0.79 0.06 0.08 79.32