---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14375 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 694 10939 3 4355 14952 Swap: 1023 2 1021 ---> 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:37:10:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80815sec preferred_lft 80815sec inet6 fe80::f816:3eff:fe37:109c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:62:ec:b4:6f:14 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-14375) 12/16/25 _x86_64_ (4 CPU) 18:40:39 LINUX RESTART (4 CPU) 18:50:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:08 74.96 23.36 48.91 2.70 345.10 5346.76 4240.07 19:10:26 36.88 11.86 23.76 1.26 147.26 879.02 850.60 19:20:26 9.35 0.13 8.78 0.44 7.33 250.24 180.56 19:30:26 4.51 0.01 4.33 0.18 0.60 116.96 75.88 19:40:26 22.51 0.10 7.12 15.28 2.48 217.78 211311.07 19:50:26 6.30 0.01 6.11 0.18 0.31 157.49 62.57 20:00:02 6.35 0.08 6.02 0.25 2.16 473.23 237.46 20:10:26 7.46 0.03 7.13 0.29 1.34 240.52 454.18 Average: 21.02 4.45 14.00 2.57 63.16 951.37 27122.96 18:50:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:08 3788492 7121328 8810572 53.81 259444 3060740 9479916 54.41 2076780 9921260 1960 19:10:26 9977596 13495880 2440032 14.90 271756 3224368 3098272 17.78 2174476 3655712 1164 19:20:26 7810208 11355772 4580856 27.98 273608 3249844 5265464 30.22 2180232 5820352 96 19:30:26 7693232 11252876 4683592 28.61 274524 3263000 5376128 30.86 2181908 5938712 444 19:40:26 6814344 10408848 5527648 33.76 277268 3295112 6572416 37.73 2193808 6776216 296 19:50:26 8036616 11649128 4287940 26.19 277876 3312468 5073652 29.12 2196184 5583356 288 20:00:02 7718568 11432232 4504232 27.51 281140 3404440 5239520 30.07 2202820 5884664 216 20:10:26 6914588 10667200 5268896 32.18 282196 3442148 5982156 34.34 2221752 6663676 140 Average: 7344206 10922908 5012971 30.62 274726 3281515 5760940 33.07 2178495 6280494 576 18:50:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:08 lo 43.18 43.18 26.20 26.20 0.00 0.00 0.00 0.00 19:00:08 ens3 2.01 2.03 0.45 0.41 0.00 0.00 0.00 0.00 19:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:26 lo 33.93 33.93 13.52 13.52 0.00 0.00 0.00 0.00 19:10:26 ens3 1.68 1.54 0.42 1.28 0.00 0.00 0.00 0.00 19:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:26 lo 19.54 19.54 10.23 10.23 0.00 0.00 0.00 0.00 19:20:26 ens3 0.80 0.68 0.16 0.13 0.00 0.00 0.00 0.00 19:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:26 lo 26.28 26.28 9.57 9.57 0.00 0.00 0.00 0.00 19:30:26 ens3 0.64 0.47 0.18 0.13 0.00 0.00 0.00 0.00 19:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:26 lo 21.29 21.29 11.42 11.42 0.00 0.00 0.00 0.00 19:40:26 ens3 0.83 0.60 0.20 0.15 0.00 0.00 0.00 0.00 19:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:26 lo 18.57 18.57 10.45 10.45 0.00 0.00 0.00 0.00 19:50:26 ens3 0.78 0.54 0.18 0.13 0.00 0.00 0.00 0.00 19:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:02 lo 9.63 9.63 5.16 5.16 0.00 0.00 0.00 0.00 20:00:02 ens3 0.73 0.59 0.23 0.18 0.00 0.00 0.00 0.00 20:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:26 lo 20.69 20.69 8.92 8.92 0.00 0.00 0.00 0.00 20:10:26 ens3 0.96 0.67 0.24 0.18 0.00 0.00 0.00 0.00 20:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.20 24.20 11.93 11.93 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.89 0.26 0.33 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-14375) 12/16/25 _x86_64_ (4 CPU) 18:40:39 LINUX RESTART (4 CPU) 18:50:16 CPU %user %nice %system %iowait %steal %idle 19:00:08 all 65.17 0.00 2.67 0.07 0.11 31.99 19:00:08 0 65.66 0.00 2.41 0.03 0.11 31.80 19:00:08 1 66.19 0.00 2.53 0.12 0.11 31.06 19:00:08 2 65.23 0.00 2.70 0.09 0.11 31.86 19:00:08 3 63.59 0.00 3.03 0.04 0.11 33.22 19:10:26 all 37.27 0.07 1.55 0.11 0.10 60.90 19:10:26 0 37.18 0.25 1.58 0.30 0.09 60.60 19:10:26 1 37.16 0.00 1.53 0.04 0.10 61.17 19:10:26 2 36.99 0.02 1.54 0.06 0.10 61.29 19:10:26 3 37.76 0.02 1.55 0.05 0.10 60.52 19:20:26 all 17.72 0.00 0.70 0.03 0.08 81.48 19:20:26 0 18.37 0.00 0.66 0.02 0.07 80.88 19:20:26 1 17.13 0.00 0.67 0.03 0.08 82.08 19:20:26 2 18.15 0.00 0.77 0.01 0.08 80.99 19:20:26 3 17.22 0.00 0.69 0.06 0.08 81.95 19:30:26 all 7.91 0.00 0.43 0.02 0.07 91.58 19:30:26 0 7.52 0.00 0.39 0.01 0.07 92.01 19:30:26 1 8.27 0.00 0.47 0.00 0.07 91.19 19:30:26 2 7.95 0.00 0.43 0.05 0.07 91.49 19:30:26 3 7.89 0.00 0.43 0.01 0.07 91.61 19:40:26 all 15.84 0.00 0.72 0.05 0.08 83.32 19:40:26 0 16.04 0.00 0.70 0.11 0.08 83.08 19:40:26 1 16.13 0.00 0.60 0.03 0.07 83.16 19:40:26 2 15.31 0.00 0.78 0.02 0.08 83.80 19:40:26 3 15.87 0.00 0.79 0.02 0.08 83.24 19:50:26 all 8.77 0.00 0.52 0.02 0.07 90.62 19:50:26 0 8.72 0.00 0.50 0.02 0.07 90.69 19:50:26 1 8.48 0.00 0.45 0.02 0.07 90.98 19:50:26 2 9.05 0.00 0.62 0.02 0.07 90.23 19:50:26 3 8.83 0.00 0.50 0.03 0.07 90.56 20:00:02 all 7.46 0.00 0.33 0.03 0.07 92.11 20:00:02 0 7.07 0.00 0.30 0.03 0.07 92.54 20:00:02 1 7.43 0.00 0.29 0.03 0.07 92.18 20:00:02 2 8.43 0.00 0.47 0.05 0.07 90.98 20:00:02 3 6.90 0.00 0.28 0.01 0.06 92.75 20:10:26 all 13.76 0.00 0.61 0.03 0.08 85.53 20:10:26 0 14.16 0.00 0.62 0.05 0.08 85.10 20:10:26 1 13.32 0.00 0.56 0.01 0.07 86.03 20:10:26 2 13.94 0.00 0.69 0.03 0.08 85.25 20:10:26 3 13.61 0.00 0.56 0.02 0.08 85.74 Average: all 21.75 0.01 0.94 0.04 0.08 77.18 Average: 0 21.86 0.03 0.90 0.07 0.08 77.07 Average: 1 21.77 0.00 0.89 0.04 0.08 77.23 Average: 2 21.89 0.00 1.00 0.04 0.08 76.98 Average: 3 21.47 0.00 0.98 0.03 0.08 77.44