---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-36178 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 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 744 6625 4 8619 14902 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:b4:db:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78762sec preferred_lft 78762sec inet6 fe80::f816:3eff:feb4:dbaf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:00:26:d0:23:64 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::7c00:26ff:fed0:2364/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-36178) 08/12/26 _x86_64_ (4 CPU) 10:18:09 LINUX RESTART (4 CPU) 10:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:13 122.63 8.72 96.16 17.75 998.91 30400.78 243661.63 10:40:14 6.36 0.32 5.83 0.22 18.53 175.93 884.47 10:50:01 7.16 0.00 6.80 0.36 0.01 207.56 1484.04 11:00:15 5.72 0.00 5.48 0.24 0.01 178.65 891.48 11:10:15 42.57 0.85 39.65 2.07 15.27 3107.19 2517.91 11:20:01 17.49 0.01 16.67 0.81 0.11 498.22 357.27 11:30:16 5.70 0.00 5.52 0.17 0.00 143.96 67.48 11:40:18 6.80 0.00 6.47 0.33 0.00 243.41 140.34 11:50:01 7.13 0.01 6.80 0.33 0.07 196.41 126.27 12:00:18 2.38 0.00 2.34 0.03 0.06 43.92 0.82 12:10:01 8.79 0.00 8.33 0.46 0.01 578.43 202.38 12:20:01 4.83 0.00 4.72 0.11 0.00 166.12 49.95 Average: 19.95 0.84 17.18 1.93 87.74 3043.47 21268.17 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:13 663828 9060512 6865976 41.93 231088 7999228 7673232 44.04 1968188 13013080 280 10:40:14 2658056 11046200 4881552 29.81 232168 7989828 5563260 31.93 2011352 10980444 380 10:50:01 2087900 10488120 5440248 33.23 233356 8000824 7066360 40.56 2029104 11536736 1000 11:00:15 1282376 9694880 6231892 38.06 234752 8011584 6970724 40.01 2032620 12329552 228 11:10:15 4165692 11820032 4107448 25.09 256996 7229792 4844164 27.81 2264188 9217472 1120 11:20:01 3586084 11304632 4622476 28.23 259812 7290784 5321316 30.54 2286080 9777332 68 11:30:16 3477508 11213756 4714188 28.79 260412 7307824 5387100 30.92 2287728 9880376 236 11:40:18 4264316 12041260 3887436 23.74 261132 7347720 4956900 28.45 2290668 9102568 412 11:50:01 2254320 10055896 5871560 35.86 262232 7371188 6668212 38.28 2294684 11103156 212 12:00:18 1917132 9721276 6205856 37.90 262556 7373420 6877480 39.48 2295024 11430864 132 12:10:01 7310868 15272796 656700 4.01 266224 7519760 1376504 7.90 2308728 6015104 25204 12:20:01 3189884 11154840 4772656 29.15 266772 7522088 5335436 30.63 2310636 10131568 284 Average: 3071497 11072850 4854832 29.65 252292 7580337 5670057 32.55 2198250 10376521 2463 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:13 lo 7.62 7.62 6.11 6.11 0.00 0.00 0.00 0.00 10:30:13 ens3 117.55 87.65 1772.12 9.85 0.00 0.00 0.00 0.00 10:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:14 lo 10.16 10.16 5.68 5.68 0.00 0.00 0.00 0.00 10:40:14 ens3 0.79 0.42 0.22 0.14 0.00 0.00 0.00 0.00 10:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 8.64 8.64 4.02 4.02 0.00 0.00 0.00 0.00 10:50:01 ens3 1.99 1.79 0.48 1.57 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:15 lo 11.14 11.14 6.60 6.60 0.00 0.00 0.00 0.00 11:00:15 ens3 0.72 0.35 0.17 0.11 0.00 0.00 0.00 0.00 11:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:15 lo 16.13 16.13 14.77 14.77 0.00 0.00 0.00 0.00 11:10:15 ens3 2.45 1.69 0.75 0.57 0.00 0.00 0.00 0.00 11:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 29.88 29.88 13.35 13.35 0.00 0.00 0.00 0.00 11:20:01 ens3 1.56 1.14 0.43 0.34 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:16 lo 13.49 13.49 7.20 7.20 0.00 0.00 0.00 0.00 11:30:16 ens3 1.14 0.57 0.28 0.18 0.00 0.00 0.00 0.00 11:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:18 lo 24.44 24.44 8.20 8.20 0.00 0.00 0.00 0.00 11:40:18 ens3 1.72 0.58 0.50 0.31 0.00 0.00 0.00 0.00 11:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 20.40 20.40 11.45 11.45 0.00 0.00 0.00 0.00 11:50:01 ens3 1.67 0.71 0.42 0.27 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:18 lo 14.35 14.35 7.69 7.69 0.00 0.00 0.00 0.00 12:00:18 ens3 0.76 0.42 0.12 0.08 0.00 0.00 0.00 0.00 12:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 11.37 11.37 6.36 6.36 0.00 0.00 0.00 0.00 12:10:01 ens3 1.06 0.64 0.22 0.17 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 16.73 16.73 6.88 6.88 0.00 0.00 0.00 0.00 12:20:01 ens3 0.88 0.48 0.17 0.12 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.32 15.32 8.18 8.18 0.00 0.00 0.00 0.00 Average: ens3 11.21 8.18 150.93 1.15 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-16g-36178) 08/12/26 _x86_64_ (4 CPU) 10:18:09 LINUX RESTART (4 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:13 all 42.52 0.00 2.20 0.58 0.09 54.61 10:30:13 0 41.96 0.00 2.13 0.60 0.10 55.21 10:30:13 1 40.74 0.00 2.32 0.53 0.10 56.31 10:30:13 2 45.83 0.00 2.14 0.79 0.09 51.15 10:30:13 3 41.55 0.00 2.20 0.40 0.09 55.76 10:40:14 all 8.82 0.00 0.39 0.03 0.08 90.68 10:40:14 0 8.67 0.00 0.48 0.05 0.08 90.72 10:40:14 1 8.62 0.00 0.39 0.03 0.09 90.87 10:40:14 2 9.11 0.00 0.31 0.01 0.09 90.49 10:40:14 3 8.88 0.00 0.36 0.03 0.08 90.65 10:50:01 all 13.68 0.00 0.61 0.02 0.09 85.60 10:50:01 0 13.86 0.00 0.56 0.01 0.09 85.49 10:50:01 1 13.82 0.00 0.65 0.03 0.09 85.42 10:50:01 2 14.07 0.00 0.61 0.01 0.10 85.21 10:50:01 3 12.97 0.00 0.61 0.05 0.10 86.27 11:00:15 all 11.35 0.00 0.47 0.03 0.10 88.05 11:00:15 0 11.59 0.00 0.54 0.01 0.09 87.77 11:00:15 1 10.92 0.00 0.47 0.04 0.10 88.47 11:00:15 2 11.46 0.00 0.43 0.04 0.10 87.98 11:00:15 3 11.45 0.00 0.46 0.02 0.09 87.98 11:10:15 all 48.03 0.00 1.67 1.18 0.12 48.99 11:10:15 0 49.18 0.00 1.73 1.12 0.12 47.84 11:10:15 1 47.86 0.00 1.64 1.15 0.12 49.23 11:10:15 2 47.15 0.00 1.58 1.26 0.12 49.88 11:10:15 3 47.92 0.00 1.72 1.21 0.13 49.02 11:20:01 all 30.10 0.00 1.06 0.04 0.11 68.69 11:20:01 0 29.70 0.00 1.11 0.03 0.11 69.06 11:20:01 1 30.12 0.00 1.11 0.06 0.11 68.60 11:20:01 2 30.12 0.00 0.99 0.03 0.11 68.75 11:20:01 3 30.45 0.00 1.05 0.05 0.11 68.34 11:30:16 all 8.24 0.00 0.48 0.04 0.08 91.17 11:30:16 0 8.30 0.00 0.48 0.02 0.08 91.13 11:30:16 1 8.17 0.00 0.49 0.07 0.08 91.19 11:30:16 2 8.07 0.00 0.44 0.02 0.09 91.38 11:30:16 3 8.40 0.00 0.50 0.04 0.09 90.98 11:40:18 all 12.88 0.00 0.60 0.06 0.08 86.38 11:40:18 0 12.48 0.00 0.53 0.04 0.08 86.87 11:40:18 1 12.33 0.00 0.65 0.06 0.08 86.88 11:40:18 2 13.33 0.00 0.64 0.06 0.09 85.88 11:40:18 3 13.38 0.00 0.57 0.08 0.08 85.89 11:50:01 all 13.75 0.00 0.57 0.03 0.09 85.56 11:50:01 0 13.58 0.00 0.58 0.02 0.08 85.73 11:50:01 1 14.15 0.00 0.55 0.02 0.09 85.18 11:50:01 2 14.11 0.00 0.51 0.04 0.10 85.26 11:50:01 3 13.17 0.00 0.65 0.02 0.09 86.08 12:00:18 all 2.92 0.00 0.36 0.01 0.09 96.62 12:00:18 0 3.04 0.00 0.41 0.00 0.12 96.43 12:00:18 1 3.01 0.00 0.39 0.01 0.08 96.52 12:00:18 2 2.84 0.00 0.32 0.01 0.07 96.75 12:00:18 3 2.80 0.00 0.31 0.02 0.08 96.79 12:10:01 all 14.34 0.00 0.67 0.03 0.09 84.86 12:10:01 0 14.15 0.00 0.77 0.01 0.09 84.99 12:10:01 1 14.20 0.00 0.63 0.02 0.09 85.07 12:10:01 2 14.66 0.00 0.63 0.03 0.09 84.59 12:10:01 3 14.35 0.00 0.67 0.08 0.09 84.81 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 8.12 0.00 0.43 0.02 0.09 91.34 12:20:01 0 7.95 0.00 0.44 0.01 0.09 91.52 12:20:01 1 8.20 0.00 0.47 0.03 0.10 91.20 12:20:01 2 7.92 0.00 0.38 0.01 0.09 91.60 12:20:01 3 8.41 0.00 0.44 0.01 0.09 91.05 Average: all 17.87 0.00 0.79 0.17 0.09 81.07 Average: 0 17.85 0.00 0.81 0.16 0.09 81.09 Average: 1 17.66 0.00 0.82 0.17 0.09 81.26 Average: 2 18.20 0.00 0.75 0.19 0.09 80.76 Average: 3 17.79 0.00 0.79 0.17 0.09 81.15