---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22432 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 60G 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 742 10770 4 4476 14904 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:72:86:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79807sec preferred_lft 79807sec inet6 fe80::f816:3eff:fe72:86ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:26:ae:89:01:fc 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 inet6 fe80::7426:aeff:fe89:1fc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22432) 03/24/26 _x86_64_ (4 CPU) 21:56:10 LINUX RESTART (4 CPU) 22:00:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:21 98.94 2.97 92.15 3.82 201.78 34944.51 9909.87 22:20:04 59.73 23.99 33.93 1.80 300.60 1891.52 1270.15 22:30:05 8.29 0.19 7.63 0.47 8.89 246.22 273.31 22:40:16 9.71 0.11 9.16 0.43 9.22 529.14 205.30 22:50:16 18.15 0.03 17.34 0.78 1.04 562.95 648.92 23:00:39 7.55 0.03 7.25 0.26 1.26 210.45 161.29 23:10:17 7.91 0.03 7.54 0.34 1.66 251.79 205.51 23:20:18 4.98 0.01 4.78 0.19 0.55 154.52 52.56 23:30:18 20.55 0.07 5.17 15.31 2.14 161.56 211292.31 23:40:19 9.34 0.03 8.89 0.42 3.88 586.12 1843.86 Average: 24.35 2.68 19.29 2.38 52.25 3939.60 22613.75 22:00:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:21 163272 8789204 7129484 43.54 262212 8137932 9477112 54.40 2164988 13246140 212 22:20:04 4960872 8216184 7715348 47.12 272008 2963656 9061904 52.02 2111964 8715752 3112 22:30:05 2682892 5960072 9972556 60.91 273404 2983932 10870748 62.40 2133664 10963240 360 22:40:16 8790648 12168776 3767568 23.01 277480 3081016 4500156 25.83 2156264 4849816 368 22:50:16 9387040 12845800 3091064 18.88 280120 3159000 3789796 21.75 2180856 4242264 328 23:00:39 7646288 11133636 4802160 29.33 281000 3186704 5462244 31.35 2183020 5967416 104 23:10:17 6720084 10243628 5691892 34.76 282012 3221900 6650320 38.17 2186132 6902620 580 23:20:18 6426924 9973112 5961960 36.41 282752 3243828 6730116 38.63 2189772 7183668 568 23:30:18 7834256 11408788 4527156 27.65 283744 3271156 5195828 29.82 2197540 5780408 252 23:40:19 7506580 11214712 4721172 28.83 287860 3395048 5261828 30.20 2212336 6087416 596 Average: 6211886 10195391 5738036 35.05 278259 3664417 6700005 38.46 2171654 7393874 648 22:00:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:21 lo 3.04 3.04 3.80 3.80 0.00 0.00 0.00 0.00 22:10:21 ens3 103.76 76.80 1441.35 7.78 0.00 0.00 0.00 0.00 22:10:21 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:20:04 lo 47.72 47.72 26.87 26.87 0.00 0.00 0.00 0.00 22:20:04 ens3 2.37 1.97 0.54 0.45 0.00 0.00 0.00 0.00 22:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:05 lo 28.93 28.93 11.81 11.81 0.00 0.00 0.00 0.00 22:30:05 ens3 1.37 1.34 0.22 0.89 0.00 0.00 0.00 0.00 22:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:16 lo 11.42 11.42 6.30 6.30 0.00 0.00 0.00 0.00 22:40:16 ens3 1.74 0.62 0.36 0.48 0.00 0.00 0.00 0.00 22:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:16 lo 12.72 12.72 7.23 7.23 0.00 0.00 0.00 0.00 22:50:16 ens3 0.92 0.70 0.17 0.14 0.00 0.00 0.00 0.00 22:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:39 lo 19.14 19.14 9.12 9.12 0.00 0.00 0.00 0.00 23:00:39 ens3 0.85 0.63 0.21 0.16 0.00 0.00 0.00 0.00 23:00:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:17 lo 28.44 28.44 11.18 11.18 0.00 0.00 0.00 0.00 23:10:17 ens3 1.09 0.47 0.21 0.12 0.00 0.00 0.00 0.00 23:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:18 lo 22.32 22.32 11.07 11.07 0.00 0.00 0.00 0.00 23:20:18 ens3 0.85 0.58 0.18 0.13 0.00 0.00 0.00 0.00 23:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:18 lo 15.24 15.24 8.61 8.61 0.00 0.00 0.00 0.00 23:30:18 ens3 0.73 0.52 0.16 0.12 0.00 0.00 0.00 0.00 23:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:19 lo 23.22 23.22 10.95 10.95 0.00 0.00 0.00 0.00 23:40:19 ens3 1.44 0.87 0.37 0.26 0.00 0.00 0.00 0.00 23:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.10 21.10 10.64 10.64 0.00 0.00 0.00 0.00 Average: ens3 11.48 8.42 143.95 1.05 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22432) 03/24/26 _x86_64_ (4 CPU) 21:56:10 LINUX RESTART (4 CPU) 22:00:23 CPU %user %nice %system %iowait %steal %idle 22:10:21 all 43.57 0.00 2.21 3.21 0.09 50.92 22:10:21 0 42.80 0.00 2.10 2.24 0.09 52.78 22:10:21 1 42.80 0.00 2.39 3.38 0.09 51.34 22:10:21 2 41.58 0.00 2.04 3.19 0.09 53.10 22:10:21 3 47.11 0.00 2.31 4.02 0.10 46.46 22:20:04 all 60.17 0.00 2.18 0.09 0.12 37.44 22:20:04 0 59.32 0.00 2.13 0.07 0.12 38.37 22:20:04 1 60.66 0.00 2.15 0.07 0.12 37.01 22:20:04 2 59.51 0.00 2.12 0.13 0.13 38.11 22:20:04 3 61.20 0.00 2.32 0.09 0.12 36.28 22:30:05 all 20.52 0.00 0.89 0.03 0.09 78.46 22:30:05 0 20.41 0.00 0.83 0.02 0.09 78.65 22:30:05 1 20.49 0.00 0.86 0.02 0.09 78.54 22:30:05 2 20.76 0.00 0.97 0.03 0.09 78.16 22:30:05 3 20.44 0.00 0.91 0.06 0.09 78.50 22:40:16 all 16.18 0.00 0.86 0.04 0.08 82.83 22:40:16 0 17.14 0.00 0.79 0.02 0.08 81.97 22:40:16 1 16.00 0.00 0.94 0.04 0.08 82.94 22:40:16 2 16.08 0.00 0.91 0.08 0.09 82.85 22:40:16 3 15.52 0.00 0.80 0.02 0.08 83.58 22:50:16 all 30.15 0.00 1.06 0.05 0.08 68.66 22:50:16 0 30.45 0.00 1.02 0.04 0.08 68.41 22:50:16 1 30.03 0.00 0.97 0.06 0.08 68.85 22:50:16 2 30.87 0.00 1.19 0.06 0.08 67.81 22:50:16 3 29.24 0.00 1.05 0.05 0.08 69.58 23:00:39 all 13.39 0.00 0.58 0.03 0.07 85.93 23:00:39 0 13.04 0.00 0.59 0.01 0.07 86.28 23:00:39 1 13.37 0.00 0.61 0.05 0.08 85.89 23:00:39 2 13.36 0.00 0.55 0.02 0.07 86.00 23:00:39 3 13.78 0.00 0.56 0.04 0.07 85.55 23:10:17 all 14.85 0.00 0.64 0.03 0.07 84.41 23:10:17 0 15.00 0.00 0.61 0.04 0.07 84.27 23:10:17 1 14.92 0.00 0.67 0.00 0.08 84.33 23:10:17 2 14.85 0.00 0.68 0.04 0.07 84.35 23:10:17 3 14.64 0.00 0.58 0.04 0.08 84.67 23:20:18 all 11.56 0.00 0.49 0.02 0.08 87.86 23:20:18 0 11.08 0.00 0.43 0.01 0.08 88.41 23:20:18 1 11.49 0.00 0.53 0.01 0.08 87.89 23:20:18 2 12.26 0.00 0.56 0.02 0.08 87.08 23:20:18 3 11.39 0.00 0.44 0.05 0.07 88.04 23:30:18 all 7.93 0.00 0.45 0.04 0.07 91.51 23:30:18 0 7.94 0.00 0.44 0.01 0.07 91.55 23:30:18 1 7.67 0.00 0.42 0.02 0.07 91.82 23:30:18 2 7.88 0.00 0.47 0.02 0.07 91.56 23:30:18 3 8.23 0.00 0.47 0.13 0.07 91.11 23:40:19 all 15.39 0.00 0.68 0.04 0.07 83.82 23:40:19 0 15.76 0.00 0.64 0.03 0.07 83.50 23:40:19 1 15.43 0.00 0.69 0.02 0.08 83.78 23:40:19 2 14.82 0.00 0.77 0.01 0.08 84.32 23:40:19 3 15.53 0.00 0.60 0.11 0.07 83.69 Average: all 23.23 0.00 1.00 0.36 0.08 75.33 Average: 0 23.16 0.00 0.95 0.25 0.08 75.56 Average: 1 23.16 0.00 1.02 0.37 0.08 75.37 Average: 2 23.06 0.00 1.02 0.36 0.09 75.47 Average: 3 23.56 0.00 1.00 0.46 0.08 74.90