---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11963 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 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 710 10324 4 4953 14931 Swap: 1023 12 1011 ---> 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:c3:cd:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80365sec preferred_lft 80365sec inet6 fe80::f816:3eff:fec3:cdae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:82:49:bb:a9:71 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-11963) 12/09/25 _x86_64_ (4 CPU) 11:33:06 LINUX RESTART (4 CPU) 11:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:03 84.78 24.34 57.48 2.96 354.04 6464.52 5636.64 12:00:01 27.92 1.00 25.64 1.28 17.99 956.00 1567.22 12:10:26 13.84 0.12 13.14 0.58 2.76 389.77 625.08 12:20:26 5.93 0.05 5.71 0.16 0.77 123.88 1446.12 12:30:01 8.02 0.05 7.58 0.38 1.81 216.61 826.86 12:40:26 4.72 0.03 4.52 0.17 0.58 123.31 58.94 12:50:26 6.16 0.03 5.96 0.17 0.89 153.37 50.49 13:00:01 8.73 0.11 8.25 0.37 2.78 535.67 199.70 13:10:26 4.82 0.13 4.50 0.19 4.90 144.65 84.04 Average: 18.12 2.81 14.62 0.69 42.11 995.13 1149.73 11:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:03 4478876 9039376 6888832 42.07 268796 4196436 8432860 48.40 2302228 8922608 2260 12:00:01 5687400 9836056 6091216 37.20 273792 3822180 6854756 39.35 2356260 7714732 408 12:10:26 7192636 11386100 4543368 27.75 276240 3864268 5222476 29.98 2363064 6214588 60 12:20:26 9546288 13750136 2180032 13.31 277148 3873748 2858976 16.41 2364696 3841032 172 12:30:01 5949204 10178260 5750712 35.12 278124 3897956 6549732 37.60 2367760 7449156 268 12:40:26 5799620 10044060 5885196 35.94 278752 3912648 6662316 38.24 2370836 7568056 52 12:50:26 7251232 11513208 4416660 26.98 279348 3929564 5174724 29.70 2372952 6149840 260 13:00:01 6946572 11325520 4603716 28.12 282892 4037364 5307664 30.47 2387464 6429120 384 13:10:26 6054228 10456688 5471924 33.42 284024 4059628 6090100 34.96 2400300 7301356 76 Average: 6545117 10836600 5092406 31.10 277680 3954866 5905956 33.90 2365062 6843388 438 11:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:03 lo 19.59 19.59 16.66 16.66 0.00 0.00 0.00 0.00 11:50:03 ens3 2.66 1.94 0.84 0.66 0.00 0.00 0.00 0.00 11:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 42.67 42.67 19.39 19.39 0.00 0.00 0.00 0.00 12:00:01 ens3 2.81 2.17 0.52 1.51 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:26 lo 28.30 28.30 11.41 11.41 0.00 0.00 0.00 0.00 12:10:26 ens3 1.44 0.79 0.34 0.24 0.00 0.00 0.00 0.00 12:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:26 lo 13.85 13.85 7.40 7.40 0.00 0.00 0.00 0.00 12:20:26 ens3 2.73 0.62 0.50 0.23 0.00 0.00 0.00 0.00 12:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 29.38 29.38 11.48 11.48 0.00 0.00 0.00 0.00 12:30:01 ens3 1.70 0.50 0.29 0.14 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:26 lo 14.57 14.57 7.75 7.75 0.00 0.00 0.00 0.00 12:40:26 ens3 0.94 0.47 0.18 0.13 0.00 0.00 0.00 0.00 12:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:26 lo 17.38 17.38 9.93 9.93 0.00 0.00 0.00 0.00 12:50:26 ens3 0.76 0.51 0.15 0.11 0.00 0.00 0.00 0.00 12:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 13.53 13.53 7.20 7.20 0.00 0.00 0.00 0.00 13:00:01 ens3 1.09 0.76 0.33 0.25 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 13:10:26 lo 31.48 31.48 12.26 12.26 0.00 0.00 0.00 0.00 13:10:26 ens3 0.84 0.61 0.19 0.15 0.00 0.00 0.00 0.00 13:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.45 23.45 11.49 11.49 0.00 0.00 0.00 0.00 Average: ens3 1.65 0.92 0.37 0.38 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-11963) 12/09/25 _x86_64_ (4 CPU) 11:33:06 LINUX RESTART (4 CPU) 11:40:15 CPU %user %nice %system %iowait %steal %idle 11:50:03 all 52.79 0.00 2.07 0.27 0.12 44.75 11:50:03 0 53.08 0.00 2.13 0.12 0.11 44.56 11:50:03 1 53.16 0.00 1.94 0.33 0.12 44.46 11:50:03 2 53.48 0.00 2.02 0.18 0.12 44.20 11:50:03 3 51.45 0.00 2.20 0.44 0.12 45.79 12:00:01 all 50.51 0.00 1.96 0.25 0.11 47.17 12:00:01 0 49.39 0.00 2.10 0.30 0.11 48.09 12:00:01 1 51.06 0.00 1.87 0.28 0.11 46.67 12:00:01 2 50.69 0.00 1.96 0.29 0.11 46.93 12:00:01 3 50.88 0.00 1.91 0.13 0.11 46.98 12:10:26 all 22.89 0.00 0.98 0.09 0.09 75.96 12:10:26 0 22.75 0.00 0.93 0.05 0.09 76.19 12:10:26 1 22.72 0.00 1.08 0.12 0.09 76.01 12:10:26 2 23.34 0.00 0.94 0.03 0.09 75.60 12:10:26 3 22.74 0.00 0.98 0.16 0.08 76.03 12:20:26 all 7.69 0.00 0.39 0.05 0.07 91.81 12:20:26 0 7.70 0.00 0.36 0.01 0.07 91.85 12:20:26 1 7.95 0.00 0.40 0.04 0.07 91.54 12:20:26 2 7.60 0.00 0.39 0.03 0.07 91.91 12:20:26 3 7.49 0.00 0.40 0.10 0.08 91.93 12:30:01 all 15.53 0.00 0.64 0.06 0.08 83.70 12:30:01 0 15.57 0.00 0.65 0.02 0.07 83.69 12:30:01 1 16.05 0.00 0.70 0.04 0.08 83.13 12:30:01 2 15.20 0.00 0.65 0.03 0.08 84.05 12:30:01 3 15.29 0.00 0.55 0.15 0.07 83.93 12:40:26 all 8.95 0.00 0.52 0.19 0.09 90.25 12:40:26 0 8.55 0.00 0.49 0.40 0.08 90.48 12:40:26 1 9.56 0.00 0.54 0.23 0.08 89.59 12:40:26 2 8.60 0.00 0.54 0.10 0.08 90.69 12:40:26 3 9.10 0.00 0.51 0.03 0.13 90.23 12:50:26 all 8.16 0.00 0.39 0.25 0.07 91.12 12:50:26 0 8.17 0.00 0.45 0.56 0.07 90.75 12:50:26 1 8.15 0.00 0.44 0.34 0.07 90.99 12:50:26 2 8.52 0.00 0.35 0.06 0.08 90.99 12:50:26 3 7.81 0.00 0.33 0.05 0.07 91.74 13:00:01 all 13.66 0.00 0.55 0.04 0.07 85.69 13:00:01 0 13.27 0.00 0.55 0.07 0.06 86.04 13:00:01 1 13.63 0.00 0.45 0.02 0.07 85.83 13:00:01 2 14.56 0.00 0.60 0.01 0.07 84.75 13:00:01 3 13.17 0.00 0.59 0.04 0.07 86.13 13:10:26 all 9.86 0.00 0.54 0.02 0.07 89.50 13:10:26 0 10.09 0.00 0.47 0.02 0.07 89.36 13:10:26 1 9.44 0.00 0.57 0.01 0.08 89.91 13:10:26 2 10.12 0.00 0.58 0.03 0.08 89.19 13:10:26 3 9.81 0.00 0.54 0.04 0.07 89.55 Average: all 20.98 0.00 0.89 0.14 0.08 77.91 Average: 0 20.82 0.00 0.90 0.17 0.08 78.02 Average: 1 21.16 0.00 0.88 0.16 0.08 77.71 Average: 2 21.21 0.00 0.89 0.09 0.09 77.73 Average: 3 20.74 0.00 0.89 0.13 0.09 78.16