---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14141 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 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 689 11849 4 3450 14957 Swap: 1023 1 1022 ---> 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:65:81:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.98/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81670sec preferred_lft 81670sec inet6 fe80::f816:3eff:fe65:81bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:85:db:a1:a6:b6 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-14141) 12/16/25 _x86_64_ (4 CPU) 06:52:38 LINUX RESTART (4 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:16 72.98 21.61 48.57 2.81 299.25 5190.21 5910.32 07:20:16 23.50 7.20 15.48 0.82 137.95 613.41 221.00 07:30:01 18.67 0.23 17.59 0.85 10.53 475.29 1416.34 07:40:16 7.05 0.01 6.74 0.29 0.73 172.41 169.49 07:50:16 4.68 0.00 4.47 0.21 0.16 119.56 61.97 08:00:01 7.33 0.02 7.09 0.22 1.67 168.74 413.77 08:10:04 20.59 0.06 5.32 15.21 1.66 141.82 209523.28 Average: 22.31 4.23 15.14 2.93 65.54 999.30 31228.10 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:16 166536 3868692 12061592 73.67 266908 3396944 13974988 80.22 2111884 13487728 748 07:20:16 7761140 10716096 5220624 31.89 267108 2718560 5923804 34.00 2111292 5969304 160 07:30:01 12187016 15201852 739952 4.52 270220 2775388 1627640 9.34 2138496 1555980 7296 07:40:16 8330816 11357084 4582696 27.99 271256 2785788 5268560 30.24 2140292 5397480 220 07:50:16 8303900 11343892 4595888 28.07 272016 2798752 5238332 30.07 2141492 5413536 84 08:00:01 11499552 14567484 1374132 8.39 272740 2825960 2157476 12.38 2146636 2235596 14192 08:10:04 11479336 14569840 1371668 8.38 273756 2847516 2784412 15.98 2154016 2247724 15864 Average: 8532614 11660706 4278079 26.13 270572 2878415 5282173 30.32 2134873 5186764 5509 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:16 lo 25.27 25.27 17.17 17.17 0.00 0.00 0.00 0.00 07:10:16 ens3 3.95 2.52 1.31 2.36 0.00 0.00 0.00 0.00 07:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:16 lo 40.72 40.72 17.40 17.40 0.00 0.00 0.00 0.00 07:20:16 ens3 1.47 1.20 0.34 0.30 0.00 0.00 0.00 0.00 07:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 16.20 16.20 8.27 8.27 0.00 0.00 0.00 0.00 07:30:01 ens3 1.04 0.79 0.22 0.17 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:16 lo 19.70 19.70 9.52 9.52 0.00 0.00 0.00 0.00 07:40:16 ens3 1.01 0.64 0.27 0.20 0.00 0.00 0.00 0.00 07:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:16 lo 26.29 26.29 8.89 8.89 0.00 0.00 0.00 0.00 07:50:16 ens3 0.66 0.38 0.20 0.13 0.00 0.00 0.00 0.00 07:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 17.31 17.31 8.87 8.87 0.00 0.00 0.00 0.00 08:00:01 ens3 0.85 0.57 0.21 0.15 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:04 lo 17.70 17.70 10.45 10.45 0.00 0.00 0.00 0.00 08:10:04 ens3 0.79 0.58 0.19 0.15 0.00 0.00 0.00 0.00 08:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.35 23.35 11.54 11.54 0.00 0.00 0.00 0.00 Average: ens3 1.41 0.96 0.40 0.50 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-14141) 12/16/25 _x86_64_ (4 CPU) 06:52:38 LINUX RESTART (4 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:16 all 55.78 0.00 2.07 0.16 0.12 41.87 07:10:16 0 55.80 0.00 1.85 0.05 0.11 42.19 07:10:16 1 56.18 0.00 2.20 0.41 0.12 41.10 07:10:16 2 56.13 0.00 2.12 0.09 0.12 41.53 07:10:16 3 55.01 0.00 2.11 0.11 0.12 42.64 07:20:16 all 26.65 0.00 1.18 0.09 0.11 71.98 07:20:16 0 27.10 0.00 1.14 0.07 0.11 71.59 07:20:16 1 26.08 0.00 1.16 0.16 0.11 72.49 07:20:16 2 26.38 0.00 1.18 0.06 0.11 72.27 07:20:16 3 27.03 0.00 1.25 0.07 0.11 71.56 07:30:01 all 27.95 0.00 1.00 0.05 0.10 70.89 07:30:01 0 27.24 0.00 1.04 0.04 0.10 71.58 07:30:01 1 28.78 0.00 0.90 0.06 0.11 70.15 07:30:01 2 28.36 0.00 1.08 0.03 0.10 70.43 07:30:01 3 27.44 0.00 0.98 0.07 0.10 71.41 07:40:16 all 12.71 0.00 0.54 0.03 0.09 86.63 07:40:16 0 12.90 0.00 0.51 0.00 0.08 86.51 07:40:16 1 12.45 0.00 0.60 0.07 0.09 86.79 07:40:16 2 12.78 0.00 0.51 0.02 0.09 86.60 07:40:16 3 12.71 0.00 0.55 0.01 0.08 86.64 07:50:16 all 7.92 0.00 0.48 0.02 0.09 91.50 07:50:16 0 7.84 0.00 0.43 0.01 0.09 91.63 07:50:16 1 7.87 0.00 0.54 0.01 0.09 91.48 07:50:16 2 8.37 0.00 0.50 0.04 0.09 91.00 07:50:16 3 7.57 0.00 0.46 0.01 0.09 91.87 08:00:01 all 11.05 0.00 0.49 0.03 0.09 88.34 08:00:01 0 11.48 0.00 0.48 0.01 0.08 87.95 08:00:01 1 11.04 0.00 0.49 0.05 0.09 88.33 08:00:01 2 11.24 0.00 0.50 0.02 0.09 88.16 08:00:01 3 10.46 0.00 0.50 0.02 0.09 88.94 08:10:04 all 9.77 0.00 0.50 0.04 0.09 89.60 08:10:04 0 9.95 0.00 0.46 0.04 0.09 89.46 08:10:04 1 9.65 0.00 0.54 0.02 0.09 89.68 08:10:04 2 9.59 0.00 0.49 0.08 0.09 89.75 08:10:04 3 9.89 0.00 0.52 0.01 0.09 89.48 Average: all 21.77 0.00 0.90 0.06 0.10 77.18 Average: 0 21.84 0.00 0.85 0.03 0.09 77.19 Average: 1 21.80 0.00 0.92 0.11 0.10 77.06 Average: 2 21.91 0.00 0.91 0.05 0.10 77.03 Average: 3 21.53 0.00 0.91 0.04 0.10 77.42