---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-42064 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 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 62G 21% / 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 745 6035 4 9208 14900 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:1c:49:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80085sec preferred_lft 80085sec inet6 fe80::f816:3eff:fe1c:493b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:0e:48:94:ed:ec 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::840e:48ff:fe94:edec/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-42064) 08/28/26 _x86_64_ (4 CPU) 12:27:45 LINUX RESTART (4 CPU) 12:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:18 78.84 7.63 68.39 2.82 756.82 28500.86 7661.74 12:50:10 6.66 0.41 6.00 0.25 26.51 171.38 557.37 13:00:18 21.61 0.77 19.56 1.28 9.90 1734.55 2328.65 13:10:18 46.11 0.12 29.60 16.40 3.91 1729.56 217604.36 13:20:18 7.95 0.01 7.65 0.29 0.11 197.05 451.32 13:30:18 5.25 0.00 5.08 0.17 0.00 133.64 38.79 13:40:18 5.70 0.11 5.42 0.17 3.81 140.92 61.95 13:50:18 5.14 0.00 4.96 0.18 0.00 141.63 59.09 14:00:18 9.38 0.00 8.96 0.42 0.00 575.04 2332.75 14:10:18 8.53 0.00 8.23 0.30 0.00 296.17 317.88 Average: 19.59 0.91 16.45 2.23 80.74 3388.49 23128.53 12:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:18 158540 8605772 7321444 44.72 229792 8051428 8875932 50.95 1905408 13576516 68 12:50:10 3233268 11052688 4875756 29.78 230680 7431436 5576864 32.01 1956696 10472192 44 13:00:18 162656 8304668 7620444 46.54 244444 7725536 8368552 48.04 2073928 13404556 1036 13:10:18 4316592 12779044 3148488 19.23 257444 8023832 3885144 22.30 2205772 9120320 324 13:20:18 2806552 11290976 4635392 28.31 258452 8044748 5318696 30.53 2207896 10620292 112 13:30:18 2822852 11323148 4603184 28.11 259132 8059908 5279308 30.30 2209392 10601684 48 13:40:18 1252356 9770156 6155488 37.60 260132 8075976 6881292 39.50 2212584 12157340 212 13:50:18 1380176 9916976 6008540 36.70 260952 8093688 6747656 38.73 2216200 12026560 160 14:00:18 6616152 15277528 650236 3.97 264788 8205104 1391488 7.99 2223840 6785504 180 14:10:18 1794420 10502592 5423148 33.12 265828 8249540 6054452 34.75 2243312 11583968 560 Average: 2454356 10882355 5044212 30.81 253164 7996120 5837938 33.51 2145503 11034893 274 12:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:18 lo 3.62 3.62 3.26 3.26 0.00 0.00 0.00 0.00 12:40:18 ens3 92.32 78.15 1552.31 9.54 0.00 0.00 0.00 0.00 12:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:10 lo 14.04 14.04 8.74 8.74 0.00 0.00 0.00 0.00 12:50:10 ens3 0.55 0.39 0.12 0.09 0.00 0.00 0.00 0.00 12:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:18 lo 13.94 13.94 13.00 13.00 0.00 0.00 0.00 0.00 13:00:18 ens3 1.40 1.23 0.39 0.33 0.00 0.00 0.00 0.00 13:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:18 lo 29.06 29.06 14.80 14.80 0.00 0.00 0.00 0.00 13:10:18 ens3 1.78 1.54 0.45 0.38 0.00 0.00 0.00 0.00 13:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:18 lo 19.52 19.52 9.34 9.34 0.00 0.00 0.00 0.00 13:20:18 ens3 0.78 0.61 0.17 0.14 0.00 0.00 0.00 0.00 13:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:18 lo 27.98 27.98 9.81 9.81 0.00 0.00 0.00 0.00 13:30:18 ens3 0.73 0.38 0.13 0.08 0.00 0.00 0.00 0.00 13:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:18 lo 13.28 13.28 6.90 6.90 0.00 0.00 0.00 0.00 13:40:18 ens3 0.55 0.43 0.11 0.08 0.00 0.00 0.00 0.00 13:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:18 lo 14.57 14.57 8.59 8.59 0.00 0.00 0.00 0.00 13:50:18 ens3 0.72 0.49 0.18 0.14 0.00 0.00 0.00 0.00 13:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:18 lo 18.28 18.28 9.81 9.81 0.00 0.00 0.00 0.00 14:00:18 ens3 1.02 0.80 0.30 0.24 0.00 0.00 0.00 0.00 14:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:18 lo 27.55 27.55 11.48 11.48 0.00 0.00 0.00 0.00 14:10:18 ens3 0.85 0.69 0.19 0.15 0.00 0.00 0.00 0.00 14:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.17 18.17 9.57 9.57 0.00 0.00 0.00 0.00 Average: ens3 10.15 8.54 156.78 1.13 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-42064) 08/28/26 _x86_64_ (4 CPU) 12:27:45 LINUX RESTART (4 CPU) 12:30:12 CPU %user %nice %system %iowait %steal %idle 12:40:18 all 38.53 0.00 2.14 0.41 0.02 58.90 12:40:18 0 39.57 0.00 2.25 0.73 0.03 57.43 12:40:18 1 37.01 0.00 1.88 0.34 0.02 60.74 12:40:18 2 41.25 0.00 2.28 0.30 0.02 56.14 12:40:18 3 36.28 0.00 2.14 0.25 0.02 61.30 12:50:10 all 10.52 0.00 0.54 0.04 0.02 88.89 12:50:10 0 10.08 0.00 0.55 0.04 0.02 89.32 12:50:10 1 10.59 0.00 0.50 0.06 0.02 88.83 12:50:10 2 10.54 0.00 0.56 0.02 0.02 88.86 12:50:10 3 10.87 0.00 0.54 0.02 0.02 88.55 13:00:18 all 30.38 0.00 1.20 0.08 0.02 68.32 13:00:18 0 30.30 0.00 1.32 0.08 0.02 68.29 13:00:18 1 29.98 0.00 1.15 0.03 0.03 68.81 13:00:18 2 30.92 0.00 1.12 0.04 0.02 67.90 13:00:18 3 30.35 0.00 1.20 0.16 0.02 68.27 13:10:18 all 44.01 0.00 1.76 0.12 0.02 54.09 13:10:18 0 43.59 0.00 1.93 0.09 0.02 54.37 13:10:18 1 43.97 0.00 1.81 0.23 0.02 53.96 13:10:18 2 43.84 0.00 1.71 0.09 0.03 54.33 13:10:18 3 44.63 0.00 1.57 0.06 0.02 53.71 13:20:18 all 14.53 0.00 0.75 0.04 0.02 84.67 13:20:18 0 14.74 0.00 0.71 0.01 0.02 84.53 13:20:18 1 14.89 0.00 0.77 0.03 0.02 84.29 13:20:18 2 14.01 0.00 0.84 0.09 0.01 85.05 13:20:18 3 14.47 0.00 0.67 0.05 0.02 84.80 13:30:18 all 9.01 0.00 0.60 0.03 0.02 90.34 13:30:18 0 9.11 0.00 0.72 0.03 0.02 90.12 13:30:18 1 9.00 0.00 0.57 0.02 0.02 90.40 13:30:18 2 9.02 0.00 0.62 0.05 0.02 90.29 13:30:18 3 8.92 0.00 0.51 0.01 0.02 90.54 13:40:18 all 9.58 0.00 0.54 0.03 0.02 89.83 13:40:18 0 9.51 0.00 0.55 0.03 0.02 89.89 13:40:18 1 9.38 0.00 0.60 0.07 0.02 89.94 13:40:18 2 9.71 0.00 0.45 0.01 0.02 89.81 13:40:18 3 9.73 0.00 0.55 0.02 0.02 89.68 13:50:18 all 10.10 0.00 0.53 0.04 0.02 89.30 13:50:18 0 9.96 0.00 0.52 0.02 0.02 89.48 13:50:18 1 10.18 0.00 0.56 0.06 0.02 89.18 13:50:18 2 9.76 0.00 0.54 0.02 0.03 89.65 13:50:18 3 10.50 0.00 0.52 0.04 0.03 88.91 14:00:18 all 14.97 0.00 0.79 0.08 0.03 84.13 14:00:18 0 13.82 0.00 0.90 0.14 0.03 85.11 14:00:18 1 14.71 0.00 0.77 0.06 0.03 84.44 14:00:18 2 15.25 0.00 0.77 0.02 0.03 83.94 14:00:18 3 16.10 0.00 0.72 0.12 0.02 83.04 14:10:18 all 17.11 0.00 0.82 0.05 0.02 82.00 14:10:18 0 16.84 0.00 0.79 0.06 0.02 82.28 14:10:18 1 16.95 0.00 0.83 0.03 0.02 82.18 14:10:18 2 17.21 0.00 0.84 0.06 0.02 81.88 14:10:18 3 17.46 0.00 0.80 0.05 0.02 81.66 Average: all 19.92 0.00 0.97 0.09 0.02 79.00 Average: 0 19.81 0.00 1.03 0.12 0.02 79.02 Average: 1 19.71 0.00 0.94 0.09 0.02 79.23 Average: 2 20.20 0.00 0.98 0.07 0.02 78.74 Average: 3 19.97 0.00 0.93 0.08 0.02 79.00