---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4986 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 714 10652 3 4622 14932 Swap: 1023 3 1020 ---> 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:8a:0b:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80245sec preferred_lft 80245sec inet6 fe80::f816:3eff:fe8a:b81/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:07:e4:1c:e9:ee 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-4986) 12/05/25 _x86_64_ (4 CPU) 11:34:58 LINUX RESTART (4 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:09 107.64 21.39 82.36 3.89 329.84 28063.04 11772.38 12:00:25 23.99 2.13 20.70 1.16 30.17 586.37 2367.13 12:10:21 16.43 0.19 15.46 0.78 8.37 706.09 1126.69 12:20:25 15.76 0.03 15.08 0.66 1.05 425.00 609.06 12:30:00 5.26 0.23 4.87 0.16 7.02 124.63 281.46 12:40:25 5.29 0.04 5.08 0.17 1.75 133.47 412.72 12:50:01 4.85 0.01 4.68 0.16 0.38 138.91 432.47 13:00:01 4.91 0.19 4.51 0.21 12.18 310.90 62.62 13:10:06 16.25 2.03 13.38 0.84 746.09 1211.93 8488.55 Average: 22.49 2.95 18.63 0.90 127.44 3567.28 2868.68 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:09 162304 3832184 12099692 73.90 258676 3370660 14298796 82.07 1941500 13663416 236 12:00:25 3109340 6316572 9619424 58.75 260752 2941684 10778096 61.87 1939696 10760340 316 12:10:21 11990312 15322672 618228 3.78 266032 3061456 1319664 7.57 1980980 1867132 6528 12:20:25 8075212 11451772 4487492 27.41 268776 3102908 5191248 29.80 1986104 5773716 216 12:30:00 8060364 11450980 4488200 27.41 269628 3116128 5195244 29.82 1989528 5771368 48 12:40:25 6692092 10098512 5839976 35.67 270164 3131380 6560644 37.66 1991624 7145952 632 12:50:01 6513920 9937208 6001196 36.65 270748 3147664 6702424 38.47 1994548 7317892 420 13:00:01 8060348 11556944 4382396 26.77 271592 3219928 5086740 29.20 2000104 5741668 548 13:10:06 7423084 11433092 4504560 27.51 279624 3722432 5178248 29.72 2235556 6156612 268 Average: 6676331 10155548 5782352 35.32 268444 3201582 6701234 38.46 2006627 7133122 1024 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:09 lo 14.84 14.84 12.70 12.70 0.00 0.00 0.00 0.00 11:50:09 ens3 43.14 31.98 631.09 3.42 0.00 0.00 0.00 0.00 11:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:25 lo 46.74 46.74 22.11 22.11 0.00 0.00 0.00 0.00 12:00:25 ens3 1.80 1.64 0.36 0.32 0.00 0.00 0.00 0.00 12:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:21 lo 22.01 22.01 9.91 9.91 0.00 0.00 0.00 0.00 12:10:21 ens3 1.12 0.92 0.27 0.22 0.00 0.00 0.00 0.00 12:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:25 lo 19.18 19.18 9.91 9.91 0.00 0.00 0.00 0.00 12:20:25 ens3 0.84 0.68 0.16 0.13 0.00 0.00 0.00 0.00 12:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:00 lo 18.78 18.78 8.12 8.12 0.00 0.00 0.00 0.00 12:30:00 ens3 0.81 0.74 0.15 0.80 0.00 0.00 0.00 0.00 12:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:25 lo 21.30 21.30 8.72 8.72 0.00 0.00 0.00 0.00 12:40:25 ens3 0.63 0.46 0.15 0.33 0.00 0.00 0.00 0.00 12:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 20.00 20.00 10.60 10.60 0.00 0.00 0.00 0.00 12:50:01 ens3 0.71 0.56 0.15 0.11 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 13:00:01 lo 11.95 11.95 6.98 6.98 0.00 0.00 0.00 0.00 13:00:01 ens3 4.00 2.28 87.42 0.26 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 13:10:06 lo 18.16 18.16 9.10 9.10 0.00 0.00 0.00 0.00 13:10:06 ens3 9.51 6.26 184.35 0.62 0.00 0.00 0.00 0.00 13:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.52 21.52 10.94 10.94 0.00 0.00 0.00 0.00 Average: ens3 7.02 5.11 101.56 0.69 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-4986) 12/05/25 _x86_64_ (4 CPU) 11:34:58 LINUX RESTART (4 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:09 all 52.59 0.00 2.36 4.98 0.11 39.96 11:50:09 0 52.40 0.00 2.35 6.47 0.11 38.67 11:50:09 1 53.32 0.00 2.45 3.76 0.11 40.36 11:50:09 2 50.41 0.00 2.27 5.11 0.11 42.11 11:50:09 3 54.23 0.00 2.38 4.58 0.11 38.70 12:00:25 all 44.42 0.00 1.80 0.10 0.11 53.58 12:00:25 0 44.97 0.00 1.72 0.07 0.11 53.14 12:00:25 1 43.89 0.00 1.87 0.14 0.10 53.99 12:00:25 2 44.56 0.00 1.71 0.11 0.11 53.52 12:00:25 3 44.27 0.00 1.89 0.06 0.11 53.67 12:10:21 all 25.97 0.00 1.19 0.20 0.09 72.55 12:10:21 0 25.84 0.00 1.18 0.14 0.09 72.76 12:10:21 1 27.15 0.00 1.14 0.22 0.09 71.40 12:10:21 2 26.04 0.00 1.26 0.06 0.09 72.55 12:10:21 3 24.84 0.00 1.19 0.40 0.08 73.50 12:20:25 all 27.58 0.00 0.94 0.22 0.08 71.19 12:20:25 0 28.10 0.00 0.93 0.39 0.08 70.50 12:20:25 1 26.95 0.00 1.10 0.31 0.08 71.56 12:20:25 2 26.98 0.00 0.92 0.09 0.08 71.92 12:20:25 3 28.27 0.00 0.80 0.08 0.08 70.76 12:30:00 all 8.55 0.00 0.50 0.08 0.06 90.82 12:30:00 0 8.85 0.00 0.47 0.13 0.05 90.49 12:30:00 1 8.85 0.00 0.45 0.03 0.06 90.61 12:30:00 2 8.07 0.00 0.55 0.07 0.06 91.25 12:30:00 3 8.44 0.00 0.53 0.07 0.06 90.91 12:40:25 all 8.98 0.00 0.49 0.03 0.06 90.44 12:40:25 0 9.14 0.00 0.48 0.02 0.05 90.31 12:40:25 1 8.61 0.00 0.49 0.03 0.06 90.80 12:40:25 2 9.10 0.00 0.50 0.02 0.06 90.31 12:40:25 3 9.06 0.00 0.49 0.04 0.05 90.36 12:50:01 all 10.64 0.00 0.56 0.02 0.06 88.72 12:50:01 0 10.43 0.00 0.52 0.01 0.06 88.98 12:50:01 1 10.56 0.00 0.58 0.03 0.07 88.76 12:50:01 2 10.35 0.00 0.63 0.01 0.07 88.94 12:50:01 3 11.21 0.00 0.52 0.02 0.06 88.19 13:00:01 all 6.96 0.00 0.49 0.03 0.06 92.46 13:00:01 0 6.60 0.00 0.47 0.06 0.06 92.82 13:00:01 1 7.10 0.00 0.51 0.00 0.06 92.33 13:00:01 2 7.08 0.00 0.47 0.03 0.06 92.37 13:00:01 3 7.06 0.00 0.52 0.02 0.06 92.34 13:10:06 all 14.47 0.00 0.72 0.16 0.07 84.58 13:10:06 0 14.57 0.00 0.71 0.17 0.06 84.49 13:10:06 1 14.28 0.00 0.71 0.18 0.07 84.76 13:10:06 2 14.98 0.00 0.78 0.13 0.07 84.04 13:10:06 3 14.06 0.00 0.67 0.16 0.07 85.04 Average: all 22.40 0.00 1.01 0.65 0.08 75.86 Average: 0 22.48 0.00 0.99 0.84 0.07 75.62 Average: 1 22.46 0.00 1.04 0.53 0.08 75.89 Average: 2 22.12 0.00 1.02 0.64 0.08 76.15 Average: 3 22.54 0.00 1.01 0.61 0.08 75.77