---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3850 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: 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 61G 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 698 11155 3 4135 14948 Swap: 1023 16 1007 ---> 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:bf:33:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80629sec preferred_lft 80629sec inet6 fe80::f816:3eff:febf:33c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:22:d2:48:fe: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 ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-3850) 12/05/25 _x86_64_ (4 CPU) 07:41:21 LINUX RESTART (4 CPU) 07:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:08 87.22 23.78 60.19 3.26 363.81 7336.99 5206.75 08:10:01 26.35 0.85 24.22 1.28 21.65 823.35 872.37 08:20:09 16.10 0.22 15.16 0.71 8.33 432.37 443.39 08:30:26 6.32 1.19 4.98 0.16 18.57 119.65 44.50 08:40:01 4.97 0.05 4.72 0.20 2.11 130.90 71.62 08:50:26 5.56 0.08 5.32 0.17 2.95 135.25 68.09 09:00:00 7.98 0.30 7.35 0.34 5.08 236.09 399.69 09:10:01 7.74 0.09 7.43 0.22 3.07 450.96 76.74 Average: 20.27 3.32 16.16 0.79 53.23 1207.31 895.66 07:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:08 6584320 9794288 6141596 37.51 259024 2955792 7918780 45.45 2062788 7183492 2160 08:10:01 6612864 9939388 5996256 36.62 265692 3065724 6839224 39.26 2136324 7080336 5628 08:20:09 8419328 11794924 4143976 25.31 268416 3112032 5101852 29.28 2145592 5270620 284 08:30:26 8091300 11479456 4458804 27.23 269264 3123756 5187276 29.77 2151840 5589612 68 08:40:01 6540472 9943536 5994160 36.61 270040 3137876 6699248 38.45 2154168 7126128 340 08:50:26 6486928 9906080 6031524 36.84 270640 3153360 6708208 38.51 2157912 7186992 96 09:00:00 10057704 13585424 2354248 14.38 274032 3256900 3537788 20.31 2165972 3617788 88080 09:10:01 7879520 11427000 4511304 27.55 274920 3275692 5199664 29.85 2175804 5771504 44 Average: 7584054 10983762 4953984 30.26 269004 3135142 5899005 33.86 2143800 6103309 12088 07:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:08 lo 21.93 21.93 17.39 17.39 0.00 0.00 0.00 0.00 08:00:08 ens3 2.00 1.84 0.59 0.51 0.00 0.00 0.00 0.00 08:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 45.92 45.92 19.85 19.85 0.00 0.00 0.00 0.00 08:10:01 ens3 1.95 1.88 0.46 0.43 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:09 lo 24.35 24.35 11.59 11.59 0.00 0.00 0.00 0.00 08:20:09 ens3 0.92 0.72 0.20 0.16 0.00 0.00 0.00 0.00 08:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:26 lo 21.34 21.34 9.20 9.20 0.00 0.00 0.00 0.00 08:30:26 ens3 1.28 1.53 0.23 1.18 0.00 0.00 0.00 0.00 08:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 25.91 25.91 11.17 11.17 0.00 0.00 0.00 0.00 08:40:01 ens3 0.68 0.46 0.16 0.12 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:26 lo 18.07 18.07 10.05 10.05 0.00 0.00 0.00 0.00 08:50:26 ens3 0.65 0.52 0.14 0.10 0.00 0.00 0.00 0.00 08:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 10.66 10.66 5.63 5.63 0.00 0.00 0.00 0.00 09:00:00 ens3 0.75 0.58 0.23 0.17 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 15.45 15.45 8.17 8.17 0.00 0.00 0.00 0.00 09:10:01 ens3 0.66 0.52 0.14 0.11 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.94 22.94 11.63 11.63 0.00 0.00 0.00 0.00 Average: ens3 1.11 1.01 0.27 0.35 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-3850) 12/05/25 _x86_64_ (4 CPU) 07:41:21 LINUX RESTART (4 CPU) 07:50:09 CPU %user %nice %system %iowait %steal %idle 08:00:08 all 58.74 0.00 2.25 0.38 0.13 38.49 08:00:08 0 58.51 0.00 2.12 0.26 0.13 38.98 08:00:08 1 58.85 0.00 2.23 0.28 0.13 38.51 08:00:08 2 57.98 0.00 2.35 0.33 0.13 39.20 08:00:08 3 59.62 0.00 2.31 0.65 0.13 37.29 08:10:01 all 44.51 0.00 1.79 0.07 0.12 53.50 08:10:01 0 44.92 0.00 1.70 0.07 0.12 53.20 08:10:01 1 44.39 0.00 1.69 0.03 0.12 53.77 08:10:01 2 43.88 0.00 1.96 0.08 0.12 53.95 08:10:01 3 44.84 0.00 1.83 0.12 0.12 53.10 08:20:09 all 26.61 0.00 1.03 0.12 0.10 72.14 08:20:09 0 26.93 0.00 0.98 0.13 0.09 71.86 08:20:09 1 26.79 0.00 1.02 0.06 0.10 72.04 08:20:09 2 26.11 0.00 0.99 0.25 0.10 72.56 08:20:09 3 26.61 0.00 1.12 0.05 0.09 72.12 08:30:26 all 8.64 0.00 0.41 0.05 0.08 90.83 08:30:26 0 8.74 0.00 0.40 0.09 0.07 90.70 08:30:26 1 8.83 0.00 0.40 0.03 0.08 90.66 08:30:26 2 8.76 0.00 0.42 0.04 0.08 90.70 08:30:26 3 8.23 0.00 0.40 0.02 0.08 91.27 08:40:01 all 9.97 0.00 0.44 0.03 0.09 89.48 08:40:01 0 9.86 0.00 0.48 0.02 0.08 89.55 08:40:01 1 9.84 0.00 0.47 0.03 0.10 89.55 08:40:01 2 10.25 0.00 0.47 0.03 0.09 89.17 08:40:01 3 9.95 0.00 0.33 0.01 0.08 89.64 08:50:26 all 9.35 0.00 0.48 0.02 0.08 90.07 08:50:26 0 9.47 0.00 0.41 0.02 0.08 90.03 08:50:26 1 9.32 0.00 0.56 0.03 0.08 90.01 08:50:26 2 9.46 0.00 0.48 0.03 0.08 89.95 08:50:26 3 9.16 0.00 0.47 0.01 0.07 90.28 09:00:00 all 9.98 0.00 0.52 0.02 0.08 89.39 09:00:00 0 9.61 0.00 0.51 0.01 0.07 89.78 09:00:00 1 10.07 0.00 0.56 0.02 0.08 89.27 09:00:00 2 9.04 0.00 0.50 0.05 0.08 90.34 09:00:00 3 11.21 0.00 0.52 0.02 0.07 88.18 09:10:01 all 10.40 0.00 0.52 0.03 0.08 88.97 09:10:01 0 10.11 0.00 0.48 0.02 0.06 89.33 09:10:01 1 10.40 0.00 0.49 0.02 0.08 89.01 09:10:01 2 10.51 0.00 0.57 0.03 0.08 88.81 09:10:01 3 10.57 0.00 0.55 0.06 0.08 88.74 Average: all 22.25 0.00 0.93 0.09 0.09 76.64 Average: 0 22.25 0.00 0.88 0.08 0.09 76.70 Average: 1 22.29 0.00 0.93 0.06 0.10 76.63 Average: 2 21.98 0.00 0.97 0.11 0.09 76.85 Average: 3 22.48 0.00 0.94 0.12 0.09 76.38