---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8289 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 710 10900 3 4378 14936 Swap: 1023 16 1007 ---> 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:cf:38:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79470sec preferred_lft 79470sec inet6 fe80::f816:3eff:fecf:3843/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:c6:f7:c0:5f:4f 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::54c6:f7ff:fec0:5f4f/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-8289) 03/23/26 _x86_64_ (4 CPU) 07:12:38 LINUX RESTART (4 CPU) 07:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:14 52.85 1.12 49.29 2.43 43.03 24454.58 10405.16 07:40:20 72.64 24.04 45.74 2.85 360.39 5527.76 3983.84 07:50:01 14.10 1.24 12.17 0.69 22.96 373.02 1161.63 08:00:12 10.58 0.12 9.94 0.52 2.84 586.32 541.52 08:10:20 18.82 0.03 17.97 0.82 0.75 583.01 747.67 08:20:01 5.41 0.08 5.12 0.21 2.45 138.46 50.42 08:30:20 7.56 0.05 7.14 0.36 2.39 240.09 527.53 08:40:20 4.98 0.03 4.78 0.17 0.84 153.40 490.11 08:50:01 22.26 0.16 5.22 16.88 4.34 161.93 218257.67 09:00:20 10.56 0.06 10.07 0.43 5.17 587.39 370.71 Average: 22.07 2.71 16.88 2.49 44.77 3335.99 22924.21 07:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:14 3818968 14469656 1456036 8.89 240868 10196612 2234456 12.83 2018064 9788096 8028 07:40:20 1719740 4861484 11069632 67.61 266304 2868224 11754440 67.47 2035420 12045980 460 07:50:01 3651760 6819544 9113472 55.66 267816 2892760 9825548 56.40 2059668 10063608 368 08:00:12 12043160 15332204 606468 3.70 272144 3009624 1365224 7.84 2098060 1691040 10624 08:10:20 8356920 11721828 4215088 25.74 275044 3082608 5148288 29.55 2105668 5359948 492 08:20:01 7813868 11195204 4741228 28.96 275560 3098528 5496108 31.55 2107312 5905180 384 08:30:20 6671200 10090240 5845616 35.70 276416 3135380 6710228 38.52 2110896 7038696 128 08:40:20 6608852 10050760 5884916 35.94 277124 3157536 6701292 38.47 2114484 7090820 176 08:50:01 11131288 14604220 1333404 8.14 279856 3185844 2099108 12.05 2125352 2568304 208 09:00:20 8791824 12421816 3515432 21.47 283756 3334328 4921592 28.25 2150408 4884856 24460 Average: 7060758 11156696 4778129 29.18 271489 3796144 5625628 32.29 2092533 6643653 4533 07:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:14 lo 2.11 2.11 2.11 2.11 0.00 0.00 0.00 0.00 07:30:14 ens3 32.86 23.12 629.20 2.64 0.00 0.00 0.00 0.00 07:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:20 lo 35.43 35.43 23.35 23.35 0.00 0.00 0.00 0.00 07:40:20 ens3 2.35 2.18 0.68 0.60 0.00 0.00 0.00 0.00 07:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 40.28 40.28 16.27 16.27 0.00 0.00 0.00 0.00 07:50:01 ens3 2.40 1.28 0.54 1.35 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 14.55 14.55 7.04 7.04 0.00 0.00 0.00 0.00 08:00:12 ens3 1.21 0.63 0.33 0.23 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 08:10:20 lo 11.84 11.84 6.84 6.84 0.00 0.00 0.00 0.00 08:10:20 ens3 0.95 0.71 0.17 0.14 0.00 0.00 0.00 0.00 08:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 20.47 20.47 9.78 9.78 0.00 0.00 0.00 0.00 08:20:01 ens3 1.25 0.67 0.23 0.14 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:20 lo 27.77 27.77 10.83 10.83 0.00 0.00 0.00 0.00 08:30:20 ens3 0.98 0.51 0.20 0.12 0.00 0.00 0.00 0.00 08:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:20 lo 21.32 21.32 10.80 10.80 0.00 0.00 0.00 0.00 08:40:20 ens3 0.92 0.60 0.21 0.15 0.00 0.00 0.00 0.00 08:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 15.46 15.46 8.66 8.66 0.00 0.00 0.00 0.00 08:50:01 ens3 0.96 0.59 0.22 0.16 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:20 lo 22.63 22.63 10.60 10.60 0.00 0.00 0.00 0.00 09:00:20 ens3 1.06 0.85 0.28 0.22 0.00 0.00 0.00 0.00 09:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.11 21.11 10.60 10.60 0.00 0.00 0.00 0.00 Average: ens3 4.55 3.16 64.50 0.58 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-8289) 03/23/26 _x86_64_ (4 CPU) 07:12:38 LINUX RESTART (4 CPU) 07:20:00 CPU %user %nice %system %iowait %steal %idle 07:30:14 all 23.98 0.00 1.24 26.88 0.10 47.80 07:30:14 0 24.84 0.00 1.20 27.30 0.10 46.56 07:30:14 1 22.57 0.00 1.22 21.04 0.11 55.07 07:30:14 2 23.25 0.00 1.34 22.71 0.09 52.61 07:30:14 3 25.28 0.00 1.20 36.46 0.10 36.96 07:40:20 all 69.80 0.00 2.70 0.76 0.15 26.58 07:40:20 0 69.43 0.00 2.56 1.25 0.15 26.61 07:40:20 1 70.26 0.00 2.86 0.35 0.16 26.36 07:40:20 2 69.75 0.00 2.47 0.80 0.15 26.83 07:40:20 3 69.77 0.00 2.91 0.63 0.15 26.53 07:50:01 all 28.37 0.00 1.18 0.05 0.11 70.28 07:50:01 0 27.95 0.00 1.20 0.03 0.10 70.73 07:50:01 1 28.30 0.00 1.14 0.07 0.11 70.37 07:50:01 2 28.20 0.00 1.14 0.03 0.11 70.53 07:50:01 3 29.06 0.00 1.26 0.07 0.11 69.50 08:00:12 all 18.88 0.00 0.85 0.14 0.09 80.04 08:00:12 0 18.74 0.00 0.78 0.10 0.09 80.30 08:00:12 1 18.69 0.00 0.91 0.02 0.10 80.28 08:00:12 2 19.46 0.00 0.87 0.35 0.09 79.24 08:00:12 3 18.65 0.00 0.83 0.09 0.09 80.34 08:10:20 all 31.08 0.00 1.01 0.07 0.09 67.75 08:10:20 0 31.68 0.00 0.99 0.06 0.09 67.17 08:10:20 1 30.30 0.00 1.07 0.05 0.10 68.49 08:10:20 2 31.44 0.00 1.02 0.09 0.09 67.36 08:10:20 3 30.90 0.00 0.98 0.06 0.09 67.97 08:20:01 all 10.35 0.00 0.54 0.02 0.08 89.02 08:20:01 0 9.81 0.00 0.55 0.04 0.08 89.52 08:20:01 1 10.46 0.00 0.43 0.00 0.07 89.03 08:20:01 2 10.81 0.00 0.61 0.01 0.07 88.50 08:20:01 3 10.30 0.00 0.56 0.03 0.08 89.04 08:30:20 all 15.22 0.00 0.65 0.07 0.08 83.98 08:30:20 0 15.55 0.00 0.73 0.01 0.08 83.63 08:30:20 1 15.12 0.00 0.70 0.04 0.08 84.06 08:30:20 2 15.39 0.00 0.67 0.21 0.08 83.65 08:30:20 3 14.83 0.00 0.49 0.03 0.07 84.58 08:40:20 all 10.67 0.00 0.43 0.02 0.08 88.80 08:40:20 0 10.54 0.00 0.39 0.01 0.08 88.98 08:40:20 1 10.86 0.00 0.49 0.02 0.08 88.54 08:40:20 2 10.83 0.00 0.42 0.02 0.08 88.65 08:40:20 3 10.44 0.00 0.42 0.04 0.08 89.02 08:50:01 all 8.07 0.00 0.44 0.05 0.08 91.36 08:50:01 0 8.33 0.00 0.41 0.01 0.07 91.18 08:50:01 1 7.71 0.00 0.49 0.05 0.09 91.66 08:50:01 2 8.43 0.00 0.48 0.01 0.08 91.00 08:50:01 3 7.82 0.00 0.38 0.13 0.08 91.58 09:00:20 all 17.61 0.00 0.73 0.03 0.08 81.55 09:00:20 0 17.29 0.00 0.73 0.03 0.08 81.87 09:00:20 1 18.23 0.00 0.73 0.03 0.08 80.93 09:00:20 2 17.52 0.00 0.78 0.05 0.08 81.57 09:00:20 3 17.39 0.00 0.67 0.03 0.07 81.83 Average: all 23.44 0.00 0.98 2.86 0.09 72.62 Average: 0 23.45 0.00 0.95 2.94 0.09 72.57 Average: 1 23.30 0.00 1.01 2.21 0.10 73.38 Average: 2 23.54 0.00 0.98 2.47 0.09 72.92 Average: 3 23.48 0.00 0.97 3.83 0.09 71.63