---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1426 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: 5599.94 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 728 10949 3 4311 14918 Swap: 1023 2 1021 ---> 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:3a:a9:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79232sec preferred_lft 79232sec inet6 fe80::f816:3eff:fe3a:a9cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:cc:da:6e:5e:29 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::94cc:daff:fe6e:5e29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1426) 04/09/26 _x86_64_ (4 CPU) 06:10:25 LINUX RESTART (4 CPU) 06:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:01 78.57 24.19 51.31 3.07 372.66 5378.06 2516.25 06:40:08 9.81 0.13 9.20 0.49 5.83 289.15 740.23 06:50:08 7.77 0.10 7.26 0.41 4.04 279.12 689.84 07:00:01 19.79 0.04 18.83 0.93 2.67 862.03 734.04 07:10:08 9.51 0.03 9.08 0.40 1.58 283.10 160.19 07:20:08 21.29 0.26 4.82 16.21 10.33 139.12 211001.29 07:30:01 5.19 0.01 4.99 0.20 1.34 152.79 71.44 07:40:08 5.01 0.00 4.85 0.16 0.30 146.25 84.79 07:50:00 4.85 0.01 4.70 0.14 0.35 156.49 66.56 08:00:01 9.22 0.03 8.85 0.33 3.84 572.35 255.19 Average: 17.03 2.46 12.34 2.23 39.93 820.30 21654.03 06:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:01 634948 3719816 12211912 74.59 271468 2800484 13288256 76.27 2060832 13098328 880 06:40:08 3643200 6746616 9187024 56.11 272784 2817548 9810472 56.31 2074100 10066172 536 06:50:08 6460476 9587312 6347640 38.77 274004 2839764 7068328 40.57 2080532 7270700 148 07:00:01 10361636 13641188 2297488 14.03 279920 2986488 2986304 17.14 2121624 3348324 276 07:10:08 8130192 11449828 4487432 27.41 281168 3025324 5188932 29.78 2124156 5558600 220 07:20:08 8109436 11454388 4482768 27.38 281960 3049872 5252760 30.15 2132048 5582568 168 07:30:01 6608768 9974584 5961748 36.41 282596 3070104 6714492 38.54 2134428 7068436 140 07:40:08 6699604 10086080 5850236 35.73 283084 3090272 6702380 38.47 2137620 6982132 96 07:50:00 7972368 11382568 4554580 27.82 283696 3113388 5329080 30.59 2139988 5711584 316 08:00:01 7814804 11355024 4581920 27.98 287688 3236256 5244984 30.11 2154520 5851052 208 Average: 6643543 9939740 5996275 36.62 279837 3002950 6758599 38.79 2115985 7053790 299 06:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:01 lo 36.09 36.09 23.77 23.77 0.00 0.00 0.00 0.00 06:30:01 ens3 2.30 2.19 0.66 0.58 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:08 lo 37.52 37.52 13.95 13.95 0.00 0.00 0.00 0.00 06:40:08 ens3 1.36 1.26 0.28 1.32 0.00 0.00 0.00 0.00 06:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:08 lo 11.45 11.45 6.60 6.60 0.00 0.00 0.00 0.00 06:50:08 ens3 0.56 0.35 0.12 0.08 0.00 0.00 0.00 0.00 06:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 13.89 13.89 6.88 6.88 0.00 0.00 0.00 0.00 07:00:01 ens3 1.56 1.06 0.52 0.39 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:08 lo 14.69 14.69 7.71 7.71 0.00 0.00 0.00 0.00 07:10:08 ens3 0.72 0.52 0.16 0.12 0.00 0.00 0.00 0.00 07:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:08 lo 21.56 21.56 8.85 8.85 0.00 0.00 0.00 0.00 07:20:08 ens3 1.01 0.64 0.29 0.20 0.00 0.00 0.00 0.00 07:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 19.85 19.85 8.48 8.48 0.00 0.00 0.00 0.00 07:30:01 ens3 0.43 0.30 0.09 0.06 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:08 lo 13.94 13.94 7.08 7.08 0.00 0.00 0.00 0.00 07:40:08 ens3 0.56 0.42 0.12 0.09 0.00 0.00 0.00 0.00 07:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:00 lo 16.72 16.72 9.69 9.69 0.00 0.00 0.00 0.00 07:50:00 ens3 0.73 0.49 0.18 0.13 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 08:00:01 lo 13.18 13.18 7.13 7.13 0.00 0.00 0.00 0.00 08:00:01 ens3 0.89 0.75 0.27 0.22 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.89 19.89 10.00 10.00 0.00 0.00 0.00 0.00 Average: ens3 1.01 0.80 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-1426) 04/09/26 _x86_64_ (4 CPU) 06:10:25 LINUX RESTART (4 CPU) 06:20:08 CPU %user %nice %system %iowait %steal %idle 06:30:01 all 68.96 0.00 2.59 0.70 0.14 27.61 06:30:01 0 68.32 0.00 2.62 1.27 0.14 27.65 06:30:01 1 70.01 0.00 2.43 0.53 0.14 26.90 06:30:01 2 69.52 0.00 2.56 0.45 0.14 27.33 06:30:01 3 68.00 0.00 2.75 0.56 0.14 28.54 06:40:08 all 21.71 0.00 1.02 0.03 0.10 77.14 06:40:08 0 21.60 0.00 0.99 0.01 0.10 77.30 06:40:08 1 22.09 0.00 1.00 0.05 0.10 76.75 06:40:08 2 21.56 0.00 1.14 0.02 0.10 77.19 06:40:08 3 21.60 0.00 0.97 0.03 0.09 77.31 06:50:08 all 16.84 0.00 0.76 0.03 0.08 82.29 06:50:08 0 16.34 0.00 0.74 0.04 0.08 82.80 06:50:08 1 17.43 0.00 0.92 0.03 0.09 81.53 06:50:08 2 17.21 0.00 0.64 0.01 0.08 82.05 06:50:08 3 16.39 0.00 0.73 0.03 0.09 82.76 07:00:01 all 29.14 0.00 0.97 0.06 0.09 69.74 07:00:01 0 28.79 0.00 0.90 0.07 0.09 70.15 07:00:01 1 29.24 0.00 1.05 0.10 0.09 69.52 07:00:01 2 29.32 0.00 1.03 0.03 0.09 69.53 07:00:01 3 29.18 0.00 0.90 0.05 0.09 69.78 07:10:08 all 16.77 0.00 0.52 0.03 0.09 82.59 07:10:08 0 16.12 0.00 0.49 0.02 0.08 83.29 07:10:08 1 17.09 0.00 0.54 0.04 0.09 82.24 07:10:08 2 16.93 0.00 0.61 0.03 0.09 82.33 07:10:08 3 16.95 0.00 0.44 0.02 0.09 82.50 07:20:08 all 8.30 0.00 0.39 0.05 0.09 91.18 07:20:08 0 8.12 0.00 0.38 0.07 0.10 91.34 07:20:08 1 8.20 0.00 0.41 0.02 0.09 91.28 07:20:08 2 8.44 0.00 0.37 0.07 0.09 91.03 07:20:08 3 8.43 0.00 0.38 0.02 0.09 91.08 07:30:01 all 9.80 0.00 0.53 0.15 0.10 89.42 07:30:01 0 9.41 0.00 0.40 0.02 0.09 90.08 07:30:01 1 10.02 0.00 0.63 0.13 0.12 89.11 07:30:01 2 9.90 0.00 0.56 0.04 0.11 89.39 07:30:01 3 9.87 0.00 0.54 0.39 0.10 89.11 07:40:08 all 9.05 0.00 0.50 0.95 0.08 89.42 07:40:08 0 9.49 0.00 0.48 0.27 0.07 89.69 07:40:08 1 8.65 0.00 0.44 1.43 0.08 89.40 07:40:08 2 9.22 0.00 0.60 1.55 0.09 88.54 07:40:08 3 8.84 0.00 0.46 0.56 0.07 90.06 07:50:00 all 8.77 0.00 0.37 0.78 0.07 90.01 07:50:00 0 8.36 0.00 0.38 0.75 0.07 90.44 07:50:00 1 9.40 0.00 0.36 1.01 0.07 89.15 07:50:00 2 9.08 0.00 0.38 0.44 0.08 90.02 07:50:00 3 8.23 0.00 0.37 0.91 0.07 90.42 08:00:01 all 14.35 0.00 0.62 0.65 0.07 84.32 08:00:01 0 13.92 0.00 0.61 1.30 0.06 84.11 08:00:01 1 14.25 0.00 0.62 0.36 0.07 84.70 08:00:01 2 15.39 0.00 0.70 0.15 0.07 83.69 08:00:01 3 13.85 0.00 0.55 0.78 0.07 84.76 Average: all 20.31 0.00 0.82 0.34 0.09 78.43 Average: 0 19.99 0.00 0.80 0.38 0.09 78.74 Average: 1 20.57 0.00 0.84 0.37 0.09 78.13 Average: 2 20.60 0.00 0.86 0.28 0.09 78.17 Average: 3 20.08 0.00 0.81 0.33 0.09 78.69