---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-46872 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 738 6719 4 8531 14907 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:87:97:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79805sec preferred_lft 79805sec inet6 fe80::f816:3eff:fe87:97e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:47:71:f6:10:0f 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::4047:71ff:fef6:100f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-46872) 09/02/26 _x86_64_ (4 CPU) 14:54:38 LINUX RESTART (4 CPU) 15:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:01 5.37 0.22 4.95 0.20 16.39 119.80 712.17 15:30:12 10.03 0.00 9.38 0.64 0.04 378.94 1507.99 15:40:12 24.43 0.75 22.45 1.23 9.08 1829.83 774.96 15:50:01 28.36 0.03 26.86 1.46 1.40 1749.96 755.26 16:00:12 7.63 0.00 7.29 0.34 0.00 198.39 1272.32 16:10:12 7.80 0.00 7.41 0.39 0.00 257.59 167.00 16:20:01 5.73 0.00 5.53 0.20 0.01 169.92 223.25 16:30:12 8.68 0.00 8.32 0.37 0.01 552.02 186.27 16:40:12 8.02 0.00 7.69 0.33 0.00 307.52 450.84 Average: 11.76 0.11 11.07 0.57 2.96 616.30 674.92 15:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:01 3354068 11081336 4845320 29.59 237560 7328756 5541308 31.81 1968564 10333768 64 15:30:12 1094172 8842464 7083620 43.26 239836 7347496 8526844 48.94 1990996 12567256 312 15:40:12 1118464 9269100 6655104 40.65 253168 7721440 7566556 43.43 2120188 12399800 1668 15:50:01 2561368 10205088 5720132 34.94 264236 7210852 6840284 39.26 2230872 10850900 1728 16:00:12 3914756 11580572 4345032 26.54 265596 7231480 5349056 30.70 2235860 9479740 252 16:10:12 2214324 9918912 6006552 36.69 266496 7269296 6799792 39.03 2238960 11190160 52 16:20:01 2245704 9974036 5951580 36.35 266948 7292512 6778284 38.91 2242244 11153900 224 16:30:12 3770436 11628992 4297232 26.25 270796 7412672 5131988 29.46 2249800 9624756 964 16:40:12 2827820 10740460 5185172 31.67 271776 7464844 5946944 34.14 2269356 10527640 260 Average: 2566790 10360107 5565527 33.99 259601 7364372 6497895 37.30 2171871 10903102 614 15:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:01 lo 7.80 7.80 4.48 4.48 0.00 0.00 0.00 0.00 15:20:01 ens3 0.62 0.36 0.17 0.12 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:12 lo 12.20 12.20 7.47 7.47 0.00 0.00 0.00 0.00 15:30:12 ens3 1.23 1.03 0.25 1.18 0.00 0.00 0.00 0.00 15:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:12 lo 13.82 13.82 10.39 10.39 0.00 0.00 0.00 0.00 15:40:12 ens3 1.12 1.10 0.34 0.29 0.00 0.00 0.00 0.00 15:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 25.97 25.97 15.51 15.51 0.00 0.00 0.00 0.00 15:50:01 ens3 1.67 1.53 0.41 0.36 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:12 lo 26.53 26.53 12.41 12.41 0.00 0.00 0.00 0.00 16:00:12 ens3 1.02 0.98 0.23 0.20 0.00 0.00 0.00 0.00 16:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:12 lo 29.48 29.48 11.70 11.70 0.00 0.00 0.00 0.00 16:10:12 ens3 0.58 0.50 0.11 0.09 0.00 0.00 0.00 0.00 16:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 19.48 19.48 10.36 10.36 0.00 0.00 0.00 0.00 16:20:01 ens3 0.75 0.62 0.19 0.15 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:12 lo 15.37 15.37 9.22 9.22 0.00 0.00 0.00 0.00 16:30:12 ens3 1.66 0.93 0.54 0.38 0.00 0.00 0.00 0.00 16:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:12 lo 24.21 24.21 10.50 10.50 0.00 0.00 0.00 0.00 16:40:12 ens3 0.92 0.88 0.17 0.16 0.00 0.00 0.00 0.00 16:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.43 19.43 10.22 10.22 0.00 0.00 0.00 0.00 Average: ens3 1.07 0.88 0.27 0.33 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-46872) 09/02/26 _x86_64_ (4 CPU) 14:54:38 LINUX RESTART (4 CPU) 15:10:12 CPU %user %nice %system %iowait %steal %idle 15:20:01 all 8.19 0.00 0.45 0.03 0.03 91.30 15:20:01 0 8.63 0.00 0.50 0.04 0.03 90.80 15:20:01 1 8.21 0.00 0.42 0.04 0.03 91.30 15:20:01 2 7.26 0.00 0.39 0.02 0.03 92.31 15:20:01 3 8.68 0.00 0.47 0.01 0.03 90.81 15:30:12 all 21.89 0.00 0.96 0.04 0.02 77.09 15:30:12 0 22.56 0.00 1.11 0.03 0.02 76.28 15:30:12 1 21.03 0.00 0.87 0.03 0.02 78.05 15:30:12 2 22.03 0.00 0.88 0.03 0.02 77.04 15:30:12 3 21.93 0.00 0.99 0.06 0.02 76.99 15:40:12 all 31.29 0.00 1.31 0.07 0.02 67.31 15:40:12 0 31.88 0.00 1.32 0.06 0.02 66.72 15:40:12 1 31.56 0.00 1.45 0.12 0.02 66.84 15:40:12 2 31.18 0.00 1.27 0.04 0.02 67.49 15:40:12 3 30.54 0.00 1.20 0.04 0.02 68.20 15:50:01 all 39.06 0.00 1.49 0.10 0.02 59.32 15:50:01 0 39.26 0.00 1.78 0.21 0.03 58.73 15:50:01 1 38.62 0.00 1.48 0.06 0.02 59.82 15:50:01 2 38.84 0.00 1.40 0.06 0.02 59.68 15:50:01 3 39.53 0.00 1.30 0.08 0.02 59.06 16:00:12 all 13.84 0.00 0.61 0.03 0.02 85.49 16:00:12 0 13.96 0.00 0.60 0.07 0.01 85.36 16:00:12 1 14.08 0.00 0.65 0.02 0.01 85.24 16:00:12 2 13.34 0.00 0.61 0.02 0.01 86.02 16:00:12 3 14.00 0.00 0.60 0.03 0.02 85.36 16:10:12 all 15.19 0.00 0.65 0.04 0.02 84.11 16:10:12 0 15.30 0.00 0.63 0.04 0.01 84.02 16:10:12 1 15.04 0.00 0.69 0.06 0.02 84.19 16:10:12 2 15.19 0.00 0.71 0.03 0.02 84.05 16:10:12 3 15.22 0.00 0.56 0.03 0.02 84.17 16:20:01 all 9.95 0.00 0.60 0.04 0.02 89.40 16:20:01 0 10.15 0.00 0.70 0.02 0.01 89.12 16:20:01 1 10.13 0.00 0.57 0.04 0.01 89.24 16:20:01 2 9.42 0.00 0.57 0.02 0.02 89.97 16:20:01 3 10.09 0.00 0.57 0.07 0.02 89.26 16:30:12 all 12.63 0.00 0.62 0.05 0.02 86.68 16:30:12 0 13.91 0.00 0.70 0.04 0.02 85.33 16:30:12 1 12.66 0.00 0.65 0.12 0.02 86.55 16:30:12 2 12.10 0.00 0.54 0.02 0.02 87.32 16:30:12 3 11.85 0.00 0.58 0.01 0.02 87.53 16:40:12 all 15.20 0.00 0.62 0.07 0.02 84.09 16:40:12 0 14.67 0.00 0.67 0.04 0.02 84.60 16:40:12 1 15.17 0.00 0.64 0.08 0.02 84.09 16:40:12 2 15.55 0.00 0.56 0.10 0.03 83.77 16:40:12 3 15.44 0.00 0.61 0.04 0.02 83.89 Average: all 18.57 0.00 0.81 0.05 0.02 80.55 Average: 0 18.91 0.00 0.89 0.06 0.02 80.12 Average: 1 18.49 0.00 0.83 0.06 0.02 80.60 Average: 2 18.31 0.00 0.77 0.04 0.02 80.86 Average: 3 18.57 0.00 0.76 0.04 0.02 80.61