---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22237 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 10739 3 4541 14934 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:82:0d:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79306sec preferred_lft 79306sec inet6 fe80::f816:3eff:fe82:d58/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:01:8b:67:ce:42 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::3401:8bff:fe67:ce42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22237) 03/24/26 _x86_64_ (4 CPU) 06:18:47 LINUX RESTART (4 CPU) 06:20:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:18 124.40 8.68 111.05 4.67 807.16 38545.24 13650.05 06:40:03 63.11 24.33 36.29 2.50 297.44 2031.52 1566.77 06:50:34 12.75 0.21 11.96 0.58 9.53 346.07 309.54 07:00:33 20.75 0.11 5.38 15.26 2.87 163.21 211976.02 07:10:01 16.12 0.10 15.32 0.70 7.24 718.02 1717.76 07:20:33 13.56 0.01 12.93 0.62 0.72 410.93 432.57 07:30:34 5.31 0.00 5.14 0.16 0.16 138.20 51.04 07:40:01 5.02 0.03 4.81 0.18 1.41 148.22 112.85 07:50:33 4.40 0.01 4.21 0.18 0.58 135.04 72.73 08:00:34 4.97 0.02 4.77 0.17 1.24 154.52 182.91 08:10:01 9.92 0.03 9.47 0.41 4.06 609.34 422.28 Average: 25.27 2.99 19.97 2.31 101.64 3905.99 20975.50 06:20:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:18 985056 12385944 3533116 21.58 262128 10878008 5270492 30.25 2154140 12398900 2472 06:40:03 3862264 7241432 8686112 53.05 269780 3088684 9499224 54.53 2090668 9817640 1728 06:50:34 4181408 7582508 8346748 50.98 271232 3109252 9265060 53.18 2113396 9480076 116 07:00:33 6169300 9589808 6340384 38.72 272152 3127768 7041176 40.42 2122372 7508288 140 07:10:01 10171876 13718040 2215840 13.53 277468 3248056 2992128 17.17 2150184 3480380 216 07:20:33 7901052 11508016 4424580 27.02 279500 3306824 5211160 29.91 2155012 5744664 84 07:30:34 7848688 11473220 4459172 27.23 280068 3323832 5242380 30.09 2156380 5802768 212 07:40:01 6331196 9975640 5956256 36.38 280576 3343228 6706760 38.50 2158688 7312272 672 07:50:33 6445616 10111104 5820620 35.55 281236 3363612 6664848 38.26 2162196 7196640 580 08:00:34 7753660 11442552 4490012 27.42 281976 3386280 5207136 29.89 2164936 5884980 48 08:10:01 7566468 11382740 4549700 27.79 286112 3508944 5221432 29.97 2179280 6047532 272 Average: 6292417 10582819 5347504 32.66 276566 3971317 6211072 35.65 2146114 7334013 595 06:20:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:18 lo 3.28 3.28 2.43 2.43 0.00 0.00 0.00 0.00 06:30:18 ens3 118.80 93.14 1886.56 10.65 0.00 0.00 0.00 0.00 06:30:18 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 06:40:03 lo 44.05 44.05 26.63 26.63 0.00 0.00 0.00 0.00 06:40:03 ens3 2.26 2.18 0.54 0.47 0.00 0.00 0.00 0.00 06:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:34 lo 26.79 26.79 11.28 11.28 0.00 0.00 0.00 0.00 06:50:34 ens3 0.90 0.97 0.18 0.16 0.00 0.00 0.00 0.00 06:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:33 lo 10.04 10.04 4.93 4.93 0.00 0.00 0.00 0.00 07:00:33 ens3 0.39 0.31 0.10 0.10 0.00 0.00 0.00 0.00 07:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 7.80 7.80 4.17 4.17 0.00 0.00 0.00 0.00 07:10:01 ens3 1.06 1.02 0.28 1.33 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 07:20:33 lo 18.50 18.50 9.56 9.56 0.00 0.00 0.00 0.00 07:20:33 ens3 0.84 0.75 0.19 0.15 0.00 0.00 0.00 0.00 07:20:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:34 lo 21.94 21.94 8.86 8.86 0.00 0.00 0.00 0.00 07:30:34 ens3 0.60 0.57 0.13 0.11 0.00 0.00 0.00 0.00 07:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 20.15 20.15 8.70 8.70 0.00 0.00 0.00 0.00 07:40:01 ens3 0.53 0.34 0.13 0.09 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 07:50:33 lo 14.72 14.72 7.49 7.49 0.00 0.00 0.00 0.00 07:50:33 ens3 0.50 0.42 0.11 0.08 0.00 0.00 0.00 0.00 07:50:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:34 lo 15.75 15.75 8.96 8.96 0.00 0.00 0.00 0.00 08:00:34 ens3 0.69 0.55 0.22 0.16 0.00 0.00 0.00 0.00 08:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 20.62 20.62 10.07 10.07 0.00 0.00 0.00 0.00 08:10:01 ens3 1.20 0.98 0.37 0.29 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.53 18.53 9.37 9.37 0.00 0.00 0.00 0.00 Average: ens3 11.51 9.12 170.07 1.22 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-22237) 03/24/26 _x86_64_ (4 CPU) 06:18:47 LINUX RESTART (4 CPU) 06:20:26 CPU %user %nice %system %iowait %steal %idle 06:30:18 all 50.22 0.00 2.71 2.53 0.12 44.42 06:30:18 0 49.10 0.00 2.57 2.19 0.12 46.02 06:30:18 1 52.25 0.00 2.65 2.62 0.12 42.36 06:30:18 2 50.91 0.00 2.92 2.86 0.13 43.18 06:30:18 3 48.63 0.00 2.69 2.44 0.13 46.12 06:40:03 all 65.13 0.00 2.62 0.98 0.34 30.93 06:40:03 0 65.76 0.00 2.51 0.40 0.29 31.04 06:40:03 1 65.40 0.00 2.71 0.75 0.39 30.75 06:40:03 2 63.96 0.00 2.68 1.77 0.38 31.21 06:40:03 3 65.40 0.00 2.57 1.01 0.31 30.72 06:50:34 all 29.56 0.00 1.29 4.68 0.14 64.34 06:50:34 0 29.64 0.00 1.20 4.38 0.14 64.62 06:50:34 1 29.46 0.00 1.31 5.23 0.15 63.85 06:50:34 2 29.61 0.00 1.40 4.48 0.14 64.37 06:50:34 3 29.52 0.00 1.23 4.61 0.14 64.50 07:00:33 all 11.10 0.00 0.60 0.44 0.08 87.79 07:00:33 0 10.40 0.00 0.49 0.65 0.07 88.39 07:00:33 1 11.04 0.00 0.59 0.12 0.09 88.16 07:00:33 2 11.52 0.00 0.66 0.70 0.09 87.03 07:00:33 3 11.42 0.00 0.65 0.28 0.07 87.58 07:10:01 all 24.45 0.00 0.93 0.19 0.08 74.34 07:10:01 0 24.96 0.00 0.94 0.06 0.08 73.96 07:10:01 1 24.76 0.00 0.97 0.20 0.08 73.99 07:10:01 2 23.67 0.00 0.91 0.06 0.09 75.27 07:10:01 3 24.42 0.00 0.92 0.43 0.08 74.15 07:20:33 all 25.61 0.00 0.81 0.04 0.08 73.46 07:20:33 0 25.74 0.00 0.72 0.02 0.08 73.44 07:20:33 1 25.66 0.00 0.82 0.08 0.08 73.36 07:20:33 2 25.61 0.00 0.79 0.02 0.08 73.50 07:20:33 3 25.42 0.00 0.91 0.05 0.08 73.54 07:30:34 all 9.08 0.00 0.40 0.03 0.06 90.43 07:30:34 0 9.56 0.00 0.35 0.00 0.05 90.04 07:30:34 1 8.82 0.00 0.43 0.04 0.06 90.64 07:30:34 2 8.67 0.00 0.44 0.06 0.06 90.77 07:30:34 3 9.27 0.00 0.39 0.03 0.06 90.25 07:40:01 all 10.78 0.00 0.47 0.13 0.07 88.54 07:40:01 0 10.44 0.00 0.40 0.45 0.07 88.63 07:40:01 1 11.08 0.00 0.60 0.05 0.08 88.19 07:40:01 2 11.29 0.00 0.43 0.01 0.08 88.18 07:40:01 3 10.32 0.00 0.43 0.02 0.06 89.17 07:50:33 all 10.03 0.00 0.55 0.02 0.06 89.34 07:50:33 0 9.62 0.00 0.55 0.03 0.06 89.74 07:50:33 1 10.61 0.00 0.52 0.01 0.07 88.79 07:50:33 2 9.99 0.00 0.64 0.02 0.07 89.28 07:50:33 3 9.89 0.00 0.49 0.01 0.06 89.54 08:00:34 all 9.50 0.00 0.56 0.02 0.06 89.86 08:00:34 0 9.33 0.00 0.59 0.02 0.06 90.00 08:00:34 1 10.00 0.00 0.55 0.00 0.07 89.38 08:00:34 2 9.43 0.00 0.56 0.01 0.07 89.94 08:00:34 3 9.23 0.00 0.53 0.05 0.06 90.13 08:10:01 all 16.02 0.00 0.67 0.07 0.08 83.16 08:10:01 0 16.17 0.00 0.77 0.12 0.07 82.87 08:10:01 1 15.84 0.00 0.59 0.07 0.10 83.39 08:10:01 2 15.65 0.00 0.63 0.05 0.09 83.58 08:10:01 3 16.40 0.00 0.69 0.05 0.07 82.78 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.70 0.00 1.05 0.85 0.11 74.29 Average: 0 23.63 0.00 1.00 0.77 0.10 74.49 Average: 1 24.02 0.00 1.06 0.86 0.12 73.95 Average: 2 23.60 0.00 1.09 0.93 0.12 74.26 Average: 3 23.57 0.00 1.04 0.83 0.10 74.45