---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8260 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 707 10880 3 4400 14939 Swap: 1023 0 1023 ---> 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:56:f9:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80215sec preferred_lft 80215sec inet6 fe80::f816:3eff:fe56:f9fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:2d:43:ad:39:f8 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::ac2d:43ff:fead:39f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8260) 03/23/26 _x86_64_ (4 CPU) 07:11:44 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:00 95.32 23.12 69.00 3.20 357.98 13082.53 4711.97 07:40:00 38.33 1.97 20.08 16.28 31.27 585.12 210510.46 07:50:00 13.74 0.12 12.96 0.66 4.16 626.11 905.23 08:00:00 16.09 0.03 15.31 0.76 1.09 430.55 1629.75 08:10:00 5.31 0.01 5.14 0.16 0.25 129.64 43.53 08:20:00 4.94 0.01 4.75 0.18 1.35 138.45 502.84 08:30:00 4.73 0.01 4.53 0.19 0.43 133.75 478.96 08:40:00 7.91 0.03 7.62 0.26 3.57 213.40 508.68 08:50:00 9.18 0.01 8.80 0.36 0.63 599.35 294.68 Average: 21.72 2.81 16.46 2.45 44.50 1770.13 24399.95 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:00 1026868 5289992 10637760 64.97 266572 3925752 11878816 68.18 2292132 12404112 368 07:40:00 3441284 6809908 9124188 55.73 269272 3093112 10680972 61.31 2294928 10069516 168 07:50:00 10239920 13719692 2218200 13.55 273952 3199552 2964156 17.01 2334528 3248544 128 08:00:00 8199548 11730500 4206676 25.69 276356 3248324 5206760 29.89 2340460 5286356 188 08:10:00 7961940 11506928 4429672 27.05 277092 3261644 5228220 30.01 2341840 5506400 420 08:20:00 6284944 9847544 6088284 37.18 277776 3278576 6872824 39.45 2344172 7184992 304 08:30:00 6303380 9883476 6052316 36.97 278304 3295536 6838768 39.25 2347512 7159108 132 08:40:00 11015204 14714956 1223700 7.47 282176 3407744 1977240 11.35 2355264 2463444 95876 08:50:00 8918320 12661580 3276124 20.01 283004 3450092 4443988 25.51 2374288 4524296 364 Average: 7043490 10684953 5250769 32.07 276056 3351148 6232416 35.77 2336125 6427419 10883 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:00 lo 16.30 16.30 15.05 15.05 0.00 0.00 0.00 0.00 07:30:00 ens3 32.73 23.72 421.37 2.65 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:00 lo 36.71 36.71 16.31 16.31 0.00 0.00 0.00 0.00 07:40:00 ens3 1.92 1.81 0.36 1.36 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:00 lo 30.41 30.41 12.43 12.43 0.00 0.00 0.00 0.00 07:50:00 ens3 2.25 1.26 0.58 0.41 0.00 0.00 0.00 0.00 07:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 lo 17.15 17.15 8.36 8.36 0.00 0.00 0.00 0.00 08:00:00 ens3 1.34 0.80 0.30 0.21 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 20.23 20.23 9.30 9.30 0.00 0.00 0.00 0.00 08:10:00 ens3 0.76 0.60 0.15 0.11 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 26.90 26.90 11.21 11.21 0.00 0.00 0.00 0.00 08:20:00 ens3 1.09 0.57 0.19 0.11 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 14.24 14.24 7.53 7.53 0.00 0.00 0.00 0.00 08:30:00 ens3 0.96 0.48 0.19 0.12 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 lo 15.09 15.09 8.40 8.40 0.00 0.00 0.00 0.00 08:40:00 ens3 1.00 0.71 0.28 0.22 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:00 lo 23.29 23.29 10.94 10.94 0.00 0.00 0.00 0.00 08:50:00 ens3 1.13 0.77 0.25 0.19 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.26 22.26 11.06 11.06 0.00 0.00 0.00 0.00 Average: ens3 4.80 3.41 47.05 0.60 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-8260) 03/23/26 _x86_64_ (4 CPU) 07:11:44 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:30:00 all 51.33 0.00 2.12 0.62 0.11 45.82 07:30:00 0 50.93 0.00 1.98 0.20 0.12 46.77 07:30:00 1 51.86 0.00 2.04 0.44 0.11 45.55 07:30:00 2 51.57 0.00 2.17 1.42 0.11 44.73 07:30:00 3 50.98 0.00 2.28 0.41 0.11 46.23 07:40:00 all 47.96 0.00 1.86 0.07 0.13 49.98 07:40:00 0 48.39 0.00 1.82 0.09 0.12 49.58 07:40:00 1 47.19 0.00 2.01 0.11 0.13 50.55 07:40:00 2 47.62 0.00 1.78 0.06 0.13 50.41 07:40:00 3 48.62 0.00 1.83 0.02 0.13 49.39 07:50:00 all 24.33 0.00 1.10 0.05 0.09 74.43 07:50:00 0 23.93 0.00 0.95 0.02 0.08 75.01 07:50:00 1 23.65 0.00 1.13 0.06 0.09 75.06 07:50:00 2 25.07 0.00 1.27 0.09 0.09 73.46 07:50:00 3 24.65 0.00 1.06 0.01 0.09 74.18 08:00:00 all 28.79 0.00 1.02 0.04 0.08 70.07 08:00:00 0 28.11 0.00 1.12 0.05 0.07 70.65 08:00:00 1 27.77 0.00 1.05 0.03 0.08 71.08 08:00:00 2 29.83 0.00 0.98 0.06 0.08 69.05 08:00:00 3 29.47 0.00 0.93 0.03 0.08 69.49 08:10:00 all 10.36 0.00 0.43 0.02 0.06 89.14 08:10:00 0 10.24 0.00 0.44 0.01 0.06 89.25 08:10:00 1 10.83 0.00 0.43 0.01 0.05 88.67 08:10:00 2 10.00 0.00 0.40 0.02 0.06 89.53 08:10:00 3 10.37 0.00 0.44 0.04 0.06 89.10 08:20:00 all 10.96 0.00 0.47 0.02 0.06 88.50 08:20:00 0 10.73 0.00 0.41 0.01 0.05 88.80 08:20:00 1 11.53 0.00 0.50 0.01 0.06 87.89 08:20:00 2 11.15 0.00 0.47 0.04 0.06 88.28 08:20:00 3 10.43 0.00 0.48 0.01 0.06 89.03 08:30:00 all 9.69 0.00 0.51 0.02 0.06 89.72 08:30:00 0 9.54 0.00 0.47 0.01 0.06 89.92 08:30:00 1 9.82 0.00 0.53 0.03 0.05 89.56 08:30:00 2 9.46 0.00 0.51 0.03 0.06 89.94 08:30:00 3 9.94 0.00 0.52 0.02 0.06 89.47 08:40:00 all 9.28 0.00 0.48 0.03 0.06 90.16 08:40:00 0 9.56 0.00 0.55 0.00 0.06 89.82 08:40:00 1 9.30 0.00 0.46 0.07 0.06 90.11 08:40:00 2 8.92 0.00 0.49 0.03 0.06 90.51 08:40:00 3 9.32 0.00 0.43 0.02 0.05 90.18 08:50:00 all 16.38 0.00 0.59 0.03 0.07 82.95 08:50:00 0 16.76 0.00 0.49 0.04 0.06 82.65 08:50:00 1 16.15 0.00 0.62 0.04 0.07 83.12 08:50:00 2 16.33 0.00 0.67 0.01 0.07 82.92 08:50:00 3 16.26 0.00 0.57 0.01 0.06 83.10 Average: all 23.22 0.00 0.95 0.10 0.08 75.65 Average: 0 23.13 0.00 0.91 0.05 0.08 75.83 Average: 1 23.11 0.00 0.98 0.09 0.08 75.75 Average: 2 23.32 0.00 0.97 0.19 0.08 75.43 Average: 3 23.33 0.00 0.95 0.06 0.08 75.58