---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5393 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 718 11132 4 4138 14928 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:cd:30:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79455sec preferred_lft 79455sec inet6 fe80::f816:3eff:fecd:305a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:1c:06:1f:ef:1e 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-5393) 12/05/25 _x86_64_ (4 CPU) 11:45:01 LINUX RESTART (4 CPU) 11:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:02 92.54 10.13 77.50 4.91 825.49 27228.93 24513.19 12:10:02 23.22 4.15 18.04 1.03 96.24 482.94 897.48 12:20:02 7.88 0.19 7.30 0.39 9.96 260.35 356.77 12:30:02 12.72 1.69 10.55 0.48 46.09 591.95 765.77 12:40:02 15.27 0.03 14.65 0.59 1.20 456.88 1433.87 12:50:02 5.48 0.02 5.25 0.22 1.57 180.19 68.35 13:00:01 7.42 0.01 7.07 0.34 1.23 254.24 239.35 13:10:02 5.91 0.00 5.71 0.20 0.31 166.02 56.46 13:20:02 4.70 0.00 4.54 0.17 0.20 148.01 46.20 13:30:01 9.50 0.02 9.11 0.37 0.67 553.25 326.46 13:40:02 7.18 1.68 5.15 0.35 119.98 195.01 147.58 Average: 17.44 1.63 14.99 0.82 100.29 2774.36 2622.89 11:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:02 769932 3645776 12287116 75.04 257096 2632788 13378508 76.79 1984908 13054660 1476 12:10:02 3380412 6311700 9623860 58.78 260820 2684988 10972996 62.98 2052816 10394248 628 12:20:02 5810696 8767828 7169772 43.79 262116 2709532 8382140 48.11 2060712 7961272 940 12:30:02 8481892 11565696 4373028 26.71 266960 2831372 5104876 29.30 2088352 5275084 252 12:40:02 9306916 12466680 3472404 21.21 269384 2904908 5010788 28.76 2094984 4452640 13032 12:50:02 7951460 11128232 4810024 29.38 270308 2920992 5366276 30.80 2096636 5799752 384 13:00:01 6988096 10201036 5737004 35.04 271028 2956440 6483568 37.22 2099748 6746632 272 13:10:02 6739952 9975360 5962136 36.41 271840 2978096 6624808 38.03 2102988 7000908 332 13:20:02 8236424 11494632 4443752 27.14 272580 3000152 5149180 29.56 2105208 5500968 244 13:30:01 7963224 11344952 4593460 28.05 276292 3118852 5291064 30.37 2131496 5754368 372 13:40:02 11440940 15267816 672512 4.11 277940 3556516 1257200 7.22 2191992 2202904 378392 Average: 7006359 10197246 5740461 35.06 268760 2935876 6638309 38.10 2091804 6740312 36029 11:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:02 lo 19.20 19.20 14.51 14.51 0.00 0.00 0.00 0.00 12:00:02 ens3 46.11 32.77 825.63 3.50 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:02 lo 35.39 35.39 16.51 16.51 0.00 0.00 0.00 0.00 12:10:02 ens3 1.49 1.28 0.29 0.25 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 25.98 25.98 11.14 11.14 0.00 0.00 0.00 0.00 12:20:02 ens3 0.69 0.54 0.13 0.10 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:02 lo 11.39 11.39 5.32 5.32 0.00 0.00 0.00 0.00 12:30:02 ens3 0.79 0.62 0.20 0.16 0.00 0.00 0.00 0.00 12:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:02 lo 9.19 9.19 5.57 5.57 0.00 0.00 0.00 0.00 12:40:02 ens3 1.11 1.17 0.21 1.08 0.00 0.00 0.00 0.00 12:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 lo 20.06 20.06 9.72 9.72 0.00 0.00 0.00 0.00 12:50:02 ens3 0.72 0.56 0.15 0.12 0.00 0.00 0.00 0.00 12:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 28.46 28.46 11.15 11.15 0.00 0.00 0.00 0.00 13:00:01 ens3 0.77 0.50 0.18 0.13 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:02 lo 21.24 21.24 10.81 10.81 0.00 0.00 0.00 0.00 13:10:02 ens3 0.88 0.65 0.21 0.15 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 14.99 14.99 8.39 8.39 0.00 0.00 0.00 0.00 13:20:02 ens3 0.88 0.67 0.21 0.16 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 10.63 10.63 6.05 6.05 0.00 0.00 0.00 0.00 13:30:01 ens3 0.98 0.58 0.27 0.19 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 13:40:02 lo 33.06 33.06 12.83 12.83 0.00 0.00 0.00 0.00 13:40:02 ens3 2.03 1.50 0.87 0.55 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.87 20.87 10.18 10.18 0.00 0.00 0.00 0.00 Average: ens3 5.13 3.71 75.31 0.58 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-5393) 12/05/25 _x86_64_ (4 CPU) 11:45:01 LINUX RESTART (4 CPU) 11:50:02 CPU %user %nice %system %iowait %steal %idle 12:00:02 all 50.52 0.00 2.35 3.05 0.11 43.96 12:00:02 0 49.93 0.00 2.18 3.67 0.11 44.12 12:00:02 1 51.02 0.00 2.49 3.52 0.12 42.84 12:00:02 2 50.53 0.00 2.37 2.36 0.12 44.62 12:00:02 3 50.62 0.00 2.35 2.66 0.11 44.27 12:10:02 all 37.92 0.00 1.50 0.08 0.11 60.39 12:10:02 0 37.83 0.00 1.43 0.14 0.11 60.49 12:10:02 1 38.34 0.00 1.55 0.11 0.11 59.88 12:10:02 2 37.78 0.00 1.56 0.03 0.12 60.51 12:10:02 3 37.74 0.00 1.43 0.05 0.11 60.67 12:20:02 all 17.26 0.00 0.87 0.03 0.11 81.73 12:20:02 0 16.93 0.00 0.86 0.03 0.10 82.08 12:20:02 1 17.47 0.00 0.88 0.04 0.11 81.50 12:20:02 2 17.41 0.00 0.86 0.02 0.11 81.60 12:20:02 3 17.21 0.00 0.87 0.05 0.11 81.76 12:30:02 all 14.90 0.00 0.64 0.06 0.10 84.30 12:30:02 0 14.76 0.00 0.69 0.07 0.10 84.38 12:30:02 1 15.58 0.00 0.69 0.02 0.10 83.62 12:30:02 2 14.35 0.00 0.58 0.07 0.10 84.90 12:30:02 3 14.89 0.00 0.61 0.10 0.09 84.30 12:40:02 all 23.42 0.00 0.94 0.06 0.10 75.49 12:40:02 0 23.42 0.00 1.00 0.03 0.10 75.45 12:40:02 1 23.85 0.00 0.94 0.07 0.10 75.03 12:40:02 2 22.87 0.00 0.83 0.08 0.10 76.13 12:40:02 3 23.54 0.00 0.97 0.05 0.09 75.35 12:50:02 all 10.96 0.00 0.54 0.03 0.10 88.37 12:50:02 0 11.14 0.00 0.59 0.02 0.09 88.15 12:50:02 1 10.88 0.00 0.48 0.01 0.09 88.54 12:50:02 2 11.30 0.00 0.55 0.05 0.10 88.00 12:50:02 3 10.53 0.00 0.55 0.05 0.10 88.78 13:00:01 all 14.62 0.00 0.69 0.03 0.10 84.56 13:00:01 0 15.01 0.00 0.62 0.06 0.10 84.21 13:00:01 1 14.72 0.00 0.72 0.01 0.10 84.45 13:00:01 2 14.28 0.00 0.76 0.01 0.11 84.85 13:00:01 3 14.49 0.00 0.68 0.03 0.09 84.71 13:10:02 all 10.59 0.00 0.51 0.02 0.10 88.77 13:10:02 0 10.76 0.00 0.52 0.02 0.09 88.61 13:10:02 1 10.83 0.00 0.48 0.03 0.10 88.56 13:10:02 2 10.19 0.00 0.51 0.03 0.10 89.17 13:10:02 3 10.60 0.00 0.54 0.02 0.10 88.74 13:20:02 all 7.15 0.00 0.33 0.02 0.10 92.40 13:20:02 0 7.15 0.00 0.29 0.05 0.10 92.42 13:20:02 1 7.17 0.00 0.42 0.01 0.11 92.29 13:20:02 2 7.07 0.00 0.31 0.01 0.10 92.52 13:20:02 3 7.22 0.00 0.31 0.02 0.10 92.36 13:30:01 all 12.66 0.00 0.52 0.04 0.10 86.69 13:30:01 0 13.34 0.00 0.63 0.02 0.10 85.90 13:30:01 1 12.46 0.00 0.54 0.09 0.10 86.80 13:30:01 2 12.26 0.00 0.42 0.01 0.10 87.21 13:30:01 3 12.56 0.00 0.49 0.02 0.10 86.83 13:40:02 all 10.44 0.00 0.54 0.05 0.10 88.87 13:40:02 0 10.16 0.00 0.47 0.02 0.10 89.26 13:40:02 1 11.23 0.00 0.48 0.03 0.10 88.16 13:40:02 2 10.46 0.00 0.67 0.06 0.10 88.71 13:40:02 3 9.91 0.00 0.54 0.09 0.10 89.36 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.13 0.00 0.86 0.32 0.10 79.60 Average: 0 19.13 0.00 0.84 0.37 0.10 79.55 Average: 1 19.40 0.00 0.88 0.36 0.10 79.26 Average: 2 18.94 0.00 0.86 0.25 0.10 79.85 Average: 3 19.03 0.00 0.85 0.29 0.10 79.74