---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-39593 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 17G 61G 22% / 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 723 6926 4 8340 14923 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:ff:93:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79381sec preferred_lft 79381sec inet6 fe80::f816:3eff:feff:9334/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:80:76:b7:59:83 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::4c80:76ff:feb7:5983/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-39593) 08/21/26 _x86_64_ (4 CPU) 10:11:43 LINUX RESTART (4 CPU) 10:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:12 15.52 0.82 13.83 0.86 74.38 1403.17 1540.60 10:40:11 4.49 0.00 4.29 0.20 0.01 132.74 601.31 10:50:18 7.73 0.03 7.32 0.38 2.08 243.25 1055.97 11:00:12 49.73 0.81 32.27 16.65 11.00 2147.81 219103.75 11:10:12 22.13 0.00 20.89 1.24 0.00 1557.17 497.86 11:20:07 5.63 0.00 5.39 0.24 0.09 152.92 101.02 11:30:12 5.73 0.00 5.53 0.20 0.00 162.42 87.39 11:40:07 4.81 0.00 4.61 0.20 0.00 153.07 63.50 11:50:12 5.89 0.00 5.68 0.22 0.00 233.89 87.27 12:00:05 8.98 0.00 8.58 0.40 0.00 511.70 119.78 Average: 13.03 0.17 10.82 2.04 8.87 669.31 22084.99 10:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:12 3316152 11085892 4843308 29.58 232292 7380368 5552588 31.87 1928472 10424232 312 10:40:11 7526876 15308572 622752 3.80 233320 7391076 1379968 7.92 1947220 6195672 5860 10:50:18 1744224 9539812 6388404 39.02 235436 7403000 7091740 40.71 1952072 11969552 392 11:00:12 6426912 13593988 2335300 14.26 251704 6759992 3073736 17.64 2104988 7123776 19556 11:10:12 3858892 11333280 4594564 28.06 261160 7050060 5334928 30.62 2208936 9593016 224 11:20:07 3878292 11372048 4556756 27.83 261736 7068864 5276936 30.29 2210252 9555840 256 11:30:12 2270204 9785324 6142692 37.52 262316 7089544 6883216 39.51 2212292 11155468 116 11:40:07 2247756 9785496 6142584 37.52 262900 7111516 6850488 39.32 2215692 11188560 220 11:50:12 7676244 15291412 639256 3.90 265056 7184552 1382732 7.94 2221288 5763648 32852 12:00:05 7579720 15301148 629056 3.84 267576 7282660 1380356 7.92 2242164 5829780 25792 Average: 4652527 12239697 3689467 22.53 253350 7172163 4420669 25.37 2124338 8879954 8558 10:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:12 lo 13.65 13.65 9.39 9.39 0.00 0.00 0.00 0.00 10:30:12 ens3 0.78 0.64 0.22 0.17 0.00 0.00 0.00 0.00 10:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:11 lo 10.29 10.29 4.60 4.60 0.00 0.00 0.00 0.00 10:40:11 ens3 0.86 0.54 0.25 0.18 0.00 0.00 0.00 0.00 10:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:18 lo 11.49 11.49 6.71 6.71 0.00 0.00 0.00 0.00 10:50:18 ens3 0.68 0.70 0.11 1.11 0.00 0.00 0.00 0.00 10:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:12 lo 18.33 18.33 14.81 14.81 0.00 0.00 0.00 0.00 11:00:12 ens3 1.63 1.63 0.44 0.40 0.00 0.00 0.00 0.00 11:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:12 lo 33.01 33.01 17.19 17.19 0.00 0.00 0.00 0.00 11:10:12 ens3 1.60 1.47 0.41 0.35 0.00 0.00 0.00 0.00 11:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:07 lo 23.61 23.61 8.83 8.83 0.00 0.00 0.00 0.00 11:20:07 ens3 0.68 0.51 0.18 0.13 0.00 0.00 0.00 0.00 11:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:12 lo 21.63 21.63 9.62 9.62 0.00 0.00 0.00 0.00 11:30:12 ens3 0.59 0.44 0.15 0.11 0.00 0.00 0.00 0.00 11:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:07 lo 14.93 14.93 8.90 8.90 0.00 0.00 0.00 0.00 11:40:07 ens3 0.64 0.48 0.16 0.12 0.00 0.00 0.00 0.00 11:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:12 lo 11.26 11.26 5.86 5.86 0.00 0.00 0.00 0.00 11:50:12 ens3 0.67 0.50 0.19 0.14 0.00 0.00 0.00 0.00 11:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:05 lo 23.65 23.65 10.71 10.71 0.00 0.00 0.00 0.00 12:00:05 ens3 1.33 0.81 0.31 0.22 0.00 0.00 0.00 0.00 12:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.16 18.16 9.65 9.65 0.00 0.00 0.00 0.00 Average: ens3 0.94 0.77 0.24 0.29 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-39593) 08/21/26 _x86_64_ (4 CPU) 10:11:43 LINUX RESTART (4 CPU) 10:20:02 CPU %user %nice %system %iowait %steal %idle 10:30:12 all 23.82 0.00 1.05 0.08 0.09 74.96 10:30:12 0 24.52 0.00 1.06 0.07 0.09 74.25 10:30:12 1 23.40 0.00 1.04 0.14 0.09 75.32 10:30:12 2 24.53 0.00 1.18 0.02 0.09 74.18 10:30:12 3 22.82 0.00 0.91 0.10 0.09 76.08 10:40:11 all 9.74 0.00 0.54 0.02 0.07 89.63 10:40:11 0 10.01 0.00 0.52 0.04 0.07 89.36 10:40:11 1 9.71 0.00 0.55 0.01 0.08 89.65 10:40:11 2 9.68 0.00 0.56 0.02 0.07 89.67 10:40:11 3 9.56 0.00 0.51 0.01 0.07 89.85 10:50:18 all 18.03 0.00 0.81 0.03 0.09 81.05 10:50:18 0 17.23 0.00 0.85 0.02 0.08 81.82 10:50:18 1 18.19 0.00 0.83 0.00 0.09 80.89 10:50:18 2 17.87 0.00 0.83 0.06 0.09 81.15 10:50:18 3 18.84 0.00 0.71 0.03 0.09 80.33 11:00:12 all 50.43 0.00 1.89 0.13 0.13 47.42 11:00:12 0 50.91 0.00 1.96 0.13 0.13 46.88 11:00:12 1 51.42 0.00 1.87 0.29 0.13 46.30 11:00:12 2 49.54 0.00 1.79 0.05 0.13 48.50 11:00:12 3 49.85 0.00 1.95 0.06 0.13 48.02 11:10:12 all 35.35 0.00 1.24 0.27 0.12 63.03 11:10:12 0 35.20 0.00 1.37 0.34 0.11 62.98 11:10:12 1 35.05 0.00 1.43 0.21 0.13 63.18 11:10:12 2 35.84 0.00 1.07 0.30 0.12 62.67 11:10:12 3 35.29 0.00 1.09 0.23 0.11 63.27 11:20:07 all 9.33 0.00 0.50 0.05 0.07 90.04 11:20:07 0 9.41 0.00 0.51 0.06 0.07 89.95 11:20:07 1 9.41 0.00 0.54 0.12 0.08 89.86 11:20:07 2 9.41 0.00 0.42 0.01 0.07 90.09 11:20:07 3 9.08 0.00 0.55 0.03 0.07 90.27 11:30:12 all 10.43 0.00 0.46 0.02 0.08 89.01 11:30:12 0 9.89 0.00 0.38 0.01 0.07 89.65 11:30:12 1 10.88 0.00 0.43 0.03 0.08 88.58 11:30:12 2 10.59 0.00 0.57 0.03 0.08 88.73 11:30:12 3 10.35 0.00 0.47 0.02 0.07 89.09 11:40:07 all 11.05 0.00 0.63 0.02 0.09 88.21 11:40:07 0 10.79 0.00 0.61 0.02 0.08 88.50 11:40:07 1 10.88 0.00 0.63 0.02 0.09 88.38 11:40:07 2 11.16 0.00 0.70 0.02 0.09 88.03 11:40:07 3 11.39 0.00 0.58 0.01 0.09 87.93 11:50:12 all 8.56 0.00 0.60 0.03 0.14 90.66 11:50:12 0 8.92 0.00 0.63 0.03 0.18 90.25 11:50:12 1 8.96 0.00 0.67 0.07 0.10 90.21 11:50:12 2 7.93 0.00 0.54 0.00 0.14 91.38 11:50:12 3 8.45 0.00 0.56 0.03 0.15 90.80 12:00:05 all 16.07 0.00 0.61 0.08 0.11 83.13 12:00:05 0 16.10 0.00 0.67 0.13 0.12 82.99 12:00:05 1 16.33 0.00 0.62 0.06 0.11 82.89 12:00:05 2 16.20 0.00 0.62 0.03 0.10 83.05 12:00:05 3 15.66 0.00 0.53 0.13 0.10 83.58 Average: all 19.27 0.00 0.83 0.07 0.10 79.73 Average: 0 19.29 0.00 0.86 0.08 0.10 79.67 Average: 1 19.40 0.00 0.86 0.09 0.10 79.54 Average: 2 19.26 0.00 0.83 0.05 0.10 79.76 Average: 3 19.11 0.00 0.79 0.06 0.10 79.94