---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1432 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: 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 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 708 11286 3 3994 14938 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:82:ed:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79471sec preferred_lft 79471sec inet6 fe80::f816:3eff:fe82:edd0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:88:6d:b2:e2:2f 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::5088:6dff:feb2:e22f/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-1432) 04/09/26 _x86_64_ (4 CPU) 06:10:59 LINUX RESTART (4 CPU) 06:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:12 95.95 28.12 49.98 17.85 430.12 5400.42 211624.15 06:40:01 10.59 0.36 9.71 0.51 15.08 267.61 1165.63 06:50:01 7.57 0.11 7.05 0.41 8.37 262.82 1745.06 07:00:12 22.19 0.14 21.07 0.99 4.33 869.31 750.45 07:10:01 7.27 0.03 6.95 0.29 1.21 236.55 129.25 07:20:01 5.11 0.07 4.85 0.19 2.89 143.15 47.51 07:30:12 4.92 0.02 4.74 0.17 1.37 139.59 88.03 07:40:01 17.07 12.26 4.64 0.18 145.05 157.97 256.98 07:50:01 11.48 0.03 11.06 0.39 3.99 657.70 325.05 08:00:12 3.07 0.00 3.06 0.01 0.03 46.70 0.07 Average: 18.65 4.13 12.39 2.13 61.62 827.22 21954.55 06:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:12 1413732 4130256 11805696 72.10 268856 2486464 13292944 76.30 2018420 12415884 524 06:40:01 4193856 6929680 9008020 55.02 270072 2504620 9751380 55.97 2034792 9596908 268 06:50:01 6709780 9472172 6465288 39.49 271128 2530100 7167864 41.14 2041508 7106856 500 07:00:12 10084048 13010716 2931432 17.90 277500 2687976 3723416 21.37 2083076 3697240 7972 07:10:01 8415864 11370784 4570116 27.91 278236 2715496 5314972 30.51 2085324 5370404 712 07:20:01 8414784 11389452 4551400 27.80 278908 2734572 5265104 30.22 2087516 5357696 352 07:30:12 6971152 9964876 5975292 36.49 279408 2753132 6781336 38.92 2089680 6794892 280 07:40:01 6849808 9916784 6023244 36.79 284948 2813320 6797060 39.02 2133512 6876256 372 07:50:01 8089892 11309348 4631464 28.29 289236 2955276 5279124 30.30 2149832 5606520 180 08:00:12 8032516 11253848 4686812 28.63 289572 2956804 5280444 30.31 2150192 5670476 84 Average: 6917543 9874792 6064876 37.04 278786 2713776 6865364 39.41 2087385 6849313 1124 06:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:12 lo 33.08 33.08 21.11 21.11 0.00 0.00 0.00 0.00 06:30:12 ens3 2.21 2.19 0.64 0.56 0.00 0.00 0.00 0.00 06:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 28.85 28.85 12.73 12.73 0.00 0.00 0.00 0.00 06:40:01 ens3 1.30 1.17 0.28 1.29 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 24.81 24.81 10.96 10.96 0.00 0.00 0.00 0.00 06:50:01 ens3 0.63 0.43 0.14 0.10 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:12 lo 12.35 12.35 6.72 6.72 0.00 0.00 0.00 0.00 07:00:12 ens3 1.58 1.07 0.52 0.39 0.00 0.00 0.00 0.00 07:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 20.11 20.11 10.28 10.28 0.00 0.00 0.00 0.00 07:10:01 ens3 0.85 0.74 0.19 0.15 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 28.45 28.45 10.07 10.07 0.00 0.00 0.00 0.00 07:20:01 ens3 0.87 0.50 0.25 0.17 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:12 lo 14.69 14.69 7.58 7.58 0.00 0.00 0.00 0.00 07:30:12 ens3 0.56 0.43 0.12 0.09 0.00 0.00 0.00 0.00 07:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 16.42 16.42 10.00 10.00 0.00 0.00 0.00 0.00 07:40:01 ens3 0.64 0.53 0.13 0.10 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 18.77 18.77 10.24 10.24 0.00 0.00 0.00 0.00 07:50:01 ens3 1.07 1.00 0.30 0.25 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:12 lo 12.39 12.39 4.60 4.60 0.00 0.00 0.00 0.00 08:00:12 ens3 0.53 0.50 0.15 0.12 0.00 0.00 0.00 0.00 08:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.97 20.97 10.42 10.42 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.86 0.27 0.32 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-1432) 04/09/26 _x86_64_ (4 CPU) 06:10:59 LINUX RESTART (4 CPU) 06:20:01 CPU %user %nice %system %iowait %steal %idle 06:30:12 all 63.29 0.00 2.45 0.16 0.11 33.99 06:30:12 0 63.30 0.00 2.57 0.14 0.11 33.87 06:30:12 1 62.48 0.00 2.59 0.19 0.11 34.63 06:30:12 2 64.02 0.00 2.23 0.21 0.11 33.42 06:30:12 3 63.34 0.00 2.40 0.11 0.11 34.03 06:40:01 all 21.67 0.00 1.01 0.04 0.09 77.19 06:40:01 0 22.34 0.00 1.06 0.02 0.09 76.49 06:40:01 1 21.88 0.00 0.94 0.04 0.09 77.05 06:40:01 2 20.57 0.00 1.11 0.04 0.09 78.18 06:40:01 3 21.89 0.00 0.92 0.04 0.10 77.05 06:50:01 all 17.62 0.00 0.89 0.08 0.09 81.31 06:50:01 0 17.03 0.00 0.80 0.02 0.09 82.06 06:50:01 1 17.83 0.00 0.97 0.25 0.09 80.86 06:50:01 2 17.79 0.00 0.94 0.01 0.09 81.17 06:50:01 3 17.85 0.00 0.85 0.04 0.09 81.17 07:00:12 all 30.79 0.00 1.01 0.08 0.09 68.04 07:00:12 0 31.64 0.00 1.01 0.06 0.09 67.20 07:00:12 1 29.94 0.00 0.96 0.03 0.09 68.98 07:00:12 2 31.06 0.00 1.12 0.10 0.09 67.62 07:00:12 3 30.51 0.00 0.96 0.11 0.08 68.34 07:10:01 all 15.07 0.00 0.64 0.02 0.08 84.17 07:10:01 0 14.74 0.00 0.62 0.03 0.08 84.52 07:10:01 1 15.41 0.00 0.66 0.02 0.08 83.84 07:10:01 2 15.57 0.00 0.66 0.02 0.08 83.67 07:10:01 3 14.58 0.00 0.63 0.03 0.08 84.67 07:20:01 all 8.36 0.00 0.39 0.02 0.08 91.15 07:20:01 0 8.32 0.00 0.34 0.03 0.07 91.24 07:20:01 1 8.42 0.00 0.38 0.01 0.08 91.11 07:20:01 2 8.35 0.00 0.43 0.01 0.09 91.12 07:20:01 3 8.34 0.00 0.40 0.05 0.09 91.13 07:30:12 all 9.36 0.00 0.43 0.44 0.08 89.69 07:30:12 0 9.55 0.00 0.36 0.75 0.08 89.26 07:30:12 1 9.62 0.00 0.43 0.93 0.08 88.94 07:30:12 2 9.16 0.00 0.49 0.02 0.08 90.26 07:30:12 3 9.12 0.00 0.45 0.07 0.08 90.28 07:40:01 all 10.86 0.09 0.61 0.57 0.07 87.80 07:40:01 0 10.59 0.00 0.52 0.34 0.06 88.49 07:40:01 1 11.26 0.11 0.68 0.73 0.07 87.15 07:40:01 2 10.86 0.17 0.66 0.93 0.07 87.32 07:40:01 3 10.73 0.08 0.59 0.27 0.07 88.26 07:50:01 all 21.65 0.00 0.87 0.87 0.18 76.42 07:50:01 0 21.76 0.00 0.86 1.69 0.15 75.54 07:50:01 1 21.12 0.00 0.81 0.49 0.17 77.42 07:50:01 2 21.79 0.00 0.97 0.84 0.10 76.30 07:50:01 3 21.93 0.00 0.86 0.48 0.30 76.43 08:00:12 all 2.05 0.00 0.31 0.09 0.05 97.50 08:00:12 0 2.19 0.00 0.34 0.02 0.05 97.40 08:00:12 1 1.98 0.00 0.27 0.13 0.04 97.58 08:00:12 2 1.99 0.00 0.32 0.02 0.05 97.63 08:00:12 3 2.05 0.00 0.32 0.20 0.05 97.39 Average: all 20.14 0.01 0.86 0.24 0.09 78.66 Average: 0 20.21 0.00 0.85 0.31 0.09 78.54 Average: 1 20.06 0.01 0.87 0.28 0.09 78.69 Average: 2 20.18 0.02 0.89 0.22 0.09 78.61 Average: 3 20.09 0.01 0.84 0.14 0.10 78.81