---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14296 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 712 10854 4 4422 14933 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:fc:5c:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80736sec preferred_lft 80736sec inet6 fe80::f816:3eff:fefc:5cef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:9c:1f:eb:b7:c7 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-14296) 12/16/25 _x86_64_ (4 CPU) 12:13:55 LINUX RESTART (4 CPU) 12:20:36 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:02 73.48 24.09 46.36 3.02 368.90 7405.88 3605.49 12:40:02 17.43 1.64 14.99 0.79 20.08 395.25 453.26 12:50:01 34.66 0.18 19.02 15.46 11.94 747.14 210904.58 13:00:32 19.86 11.50 8.03 0.32 136.89 214.52 148.87 13:10:03 4.59 0.01 4.42 0.16 0.34 116.71 84.75 13:20:19 6.15 0.02 5.88 0.24 2.17 189.19 110.76 13:30:32 5.19 0.00 4.98 0.21 0.13 136.78 60.13 13:40:32 9.33 0.08 8.90 0.35 2.40 524.81 291.45 Average: 20.96 4.60 13.81 2.55 66.17 1165.90 26902.05 12:20:36 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:02 160808 3633024 12296600 75.10 263088 3186996 13372008 76.76 2059052 13555836 376 12:40:02 3578700 7061532 8870180 54.18 265936 3195116 9535448 54.73 2111784 10097728 372 12:50:01 10071548 13681452 2255240 13.77 271276 3316612 2999968 17.22 2170844 3569532 172 13:00:32 7640996 11328572 4606424 28.13 277160 3376852 5262920 30.21 2214460 5930624 212 13:10:03 7655592 11355492 4579496 27.97 277832 3388500 5288748 30.36 2215608 5924864 268 13:20:19 8323132 12049448 3886212 23.74 278552 3414144 5537292 31.78 2220640 5256232 256 13:30:32 8239312 11982224 3953512 24.15 279336 3429956 4961216 28.48 2222776 5333536 244 13:40:32 7352912 11212856 4722192 28.84 283008 3537148 5370256 30.83 2237224 6199448 128 Average: 6627875 10288075 5646232 34.48 274524 3355666 6540982 37.55 2181548 6983475 254 12:20:36 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:02 lo 20.62 20.62 17.05 17.05 0.00 0.00 0.00 0.00 12:30:02 ens3 2.19 2.26 0.75 0.69 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 40.26 40.26 16.90 16.90 0.00 0.00 0.00 0.00 12:40:02 ens3 1.55 1.72 0.34 1.33 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 12:50:01 lo 18.48 18.48 7.75 7.75 0.00 0.00 0.00 0.00 12:50:01 ens3 1.13 1.09 0.33 0.30 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:32 lo 19.18 19.18 10.11 10.11 0.00 0.00 0.00 0.00 13:00:32 ens3 0.98 0.92 0.26 0.21 0.00 0.00 0.00 0.00 13:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:03 lo 25.21 25.21 9.26 9.26 0.00 0.00 0.00 0.00 13:10:03 ens3 0.67 0.45 0.16 0.11 0.00 0.00 0.00 0.00 13:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:19 lo 22.44 22.44 10.35 10.35 0.00 0.00 0.00 0.00 13:20:19 ens3 0.72 0.54 0.17 0.13 0.00 0.00 0.00 0.00 13:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:32 lo 17.62 17.62 10.78 10.78 0.00 0.00 0.00 0.00 13:30:32 ens3 0.76 0.66 0.22 0.17 0.00 0.00 0.00 0.00 13:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:32 lo 19.31 19.31 10.06 10.06 0.00 0.00 0.00 0.00 13:40:32 ens3 1.21 1.03 0.36 0.29 0.00 0.00 0.00 0.00 13:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.85 22.85 11.49 11.49 0.00 0.00 0.00 0.00 Average: ens3 1.14 1.08 0.32 0.40 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-14296) 12/16/25 _x86_64_ (4 CPU) 12:13:55 LINUX RESTART (4 CPU) 12:20:36 CPU %user %nice %system %iowait %steal %idle 12:30:02 all 48.06 0.00 1.96 14.18 0.12 35.68 12:30:02 0 47.86 0.00 1.90 14.68 0.12 35.44 12:30:02 1 47.91 0.00 2.04 18.71 0.13 31.21 12:30:02 2 48.49 0.00 1.95 11.98 0.12 37.46 12:30:02 3 47.97 0.00 1.94 11.34 0.13 38.62 12:40:02 all 34.17 0.00 1.54 0.57 0.12 63.60 12:40:02 0 34.21 0.00 1.51 0.29 0.12 63.86 12:40:02 1 34.46 0.00 1.57 0.85 0.12 62.99 12:40:02 2 33.94 0.00 1.43 0.24 0.12 64.26 12:40:02 3 34.06 0.00 1.63 0.89 0.12 63.30 12:50:01 all 29.20 0.00 1.15 1.20 0.11 68.34 12:50:01 0 29.53 0.00 1.07 2.48 0.11 66.82 12:50:01 1 29.48 0.00 1.11 1.11 0.09 68.21 12:50:01 2 28.92 0.00 1.20 0.57 0.11 69.20 12:50:01 3 28.88 0.00 1.22 0.64 0.12 69.14 13:00:32 all 17.57 0.08 0.69 0.64 0.08 80.94 13:00:32 0 17.85 0.30 0.75 1.07 0.08 79.95 13:00:32 1 17.49 0.00 0.61 0.18 0.09 81.62 13:00:32 2 17.34 0.00 0.64 0.27 0.08 81.66 13:00:32 3 17.60 0.00 0.74 1.05 0.07 80.54 13:10:03 all 8.65 0.00 0.49 0.03 0.07 90.77 13:10:03 0 8.72 0.00 0.52 0.01 0.07 90.67 13:10:03 1 8.69 0.00 0.51 0.02 0.07 90.72 13:10:03 2 8.44 0.00 0.50 0.07 0.07 90.93 13:10:03 3 8.74 0.00 0.43 0.01 0.06 90.76 13:20:19 all 14.12 0.00 0.62 0.02 0.08 85.17 13:20:19 0 14.23 0.00 0.65 0.02 0.07 85.03 13:20:19 1 13.74 0.00 0.65 0.02 0.08 85.51 13:20:19 2 14.45 0.00 0.69 0.02 0.08 84.76 13:20:19 3 14.06 0.00 0.48 0.01 0.07 85.38 13:30:32 all 10.18 0.00 0.43 0.21 0.09 89.09 13:30:32 0 9.77 0.00 0.39 0.28 0.07 89.49 13:30:32 1 10.73 0.00 0.45 0.10 0.10 88.63 13:30:32 2 10.00 0.00 0.48 0.09 0.09 89.35 13:30:32 3 10.23 0.00 0.43 0.35 0.09 88.90 13:40:32 all 15.58 0.00 0.62 0.24 0.09 83.46 13:40:32 0 15.08 0.00 0.53 0.16 0.07 84.17 13:40:32 1 15.93 0.00 0.54 0.17 0.08 83.27 13:40:32 2 15.65 0.00 0.64 0.26 0.10 83.36 13:40:32 3 15.67 0.00 0.78 0.39 0.10 83.06 Average: all 21.98 0.01 0.93 2.04 0.09 74.95 Average: 0 21.95 0.04 0.91 2.28 0.09 74.74 Average: 1 22.09 0.00 0.93 2.51 0.09 74.38 Average: 2 21.94 0.00 0.93 1.60 0.10 75.43 Average: 3 21.94 0.00 0.95 1.76 0.09 75.26