---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8189 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 737 6749 4 8501 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:bb:da:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79842sec preferred_lft 79842sec inet6 fe80::f816:3eff:febb:da5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:fb:6d:4e:30:66 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::18fb:6dff:fe4e:3066/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-8189) 09/14/26 _x86_64_ (4 CPU) 11:11:49 LINUX RESTART (4 CPU) 11:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:17 15.96 0.82 14.39 0.75 73.45 1405.14 1706.32 11:40:12 5.57 0.00 5.35 0.22 0.04 153.66 460.89 11:50:06 8.49 0.00 8.06 0.43 0.01 284.89 517.49 12:00:17 56.08 0.83 38.35 16.89 14.21 3243.10 212575.79 12:10:17 16.21 0.00 15.45 0.76 0.00 420.96 309.15 12:20:01 5.19 0.00 4.98 0.21 0.10 149.21 60.89 12:30:17 5.37 0.00 5.19 0.18 0.00 156.01 158.16 12:40:17 5.00 0.00 4.82 0.18 0.00 158.21 80.92 12:50:17 11.41 0.00 10.88 0.53 0.00 691.40 266.77 13:00:17 5.42 0.05 5.20 0.17 0.49 186.67 66.65 Average: 13.56 0.17 11.32 2.06 8.86 690.36 21999.10 11:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:17 2009132 10431988 5494340 33.56 237140 8016692 7101068 40.76 1975828 11665316 300 11:40:12 6847816 15283448 644544 3.94 238064 8028252 1410812 8.10 1994148 6794592 5476 11:50:06 1178724 9627596 6297780 38.46 239784 8039948 7091656 40.71 1997872 12466128 296 12:00:17 4192404 11776360 4149824 25.35 262612 7153940 4817668 27.65 2223232 9230132 148 12:10:17 3639488 11274976 4651764 28.41 264976 7202772 5422600 31.13 2242328 9770252 40 12:20:01 3651024 11306136 4620532 28.22 265628 7221672 5384240 30.91 2243748 9743556 364 12:30:17 2223756 9900360 6025488 36.80 266336 7242444 6830436 39.21 2245768 11156836 380 12:40:17 2127164 9826868 6098960 37.25 267012 7264792 6896336 39.58 2249284 11258132 344 12:50:17 3468728 11323132 4603096 28.11 270984 7409144 5346748 30.69 2264680 9910064 276 13:00:17 7085148 15357892 570440 3.48 271648 7815576 1245648 7.15 2278744 6256292 377072 Average: 3642338 11610876 4315677 26.36 258418 7539523 5154721 29.59 2171563 9825130 38470 11:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:17 lo 9.60 9.60 7.17 7.17 0.00 0.00 0.00 0.00 11:30:17 ens3 0.73 0.57 0.19 0.16 0.00 0.00 0.00 0.00 11:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:12 lo 14.51 14.51 7.01 7.01 0.00 0.00 0.00 0.00 11:40:12 ens3 1.26 1.46 0.21 1.13 0.00 0.00 0.00 0.00 11:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:06 lo 11.66 11.66 6.84 6.84 0.00 0.00 0.00 0.00 11:50:06 ens3 0.47 0.34 0.08 0.06 0.00 0.00 0.00 0.00 11:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:17 lo 24.21 24.21 18.29 18.29 0.00 0.00 0.00 0.00 12:00:17 ens3 2.01 1.96 0.56 0.49 0.00 0.00 0.00 0.00 12:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:17 lo 28.05 28.05 13.87 13.87 0.00 0.00 0.00 0.00 12:10:17 ens3 1.09 1.09 0.24 0.20 0.00 0.00 0.00 0.00 12:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 23.44 23.44 8.62 8.62 0.00 0.00 0.00 0.00 12:20:01 ens3 0.57 0.56 0.13 0.12 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:17 lo 19.59 19.59 8.92 8.92 0.00 0.00 0.00 0.00 12:30:17 ens3 0.48 0.49 0.10 0.08 0.00 0.00 0.00 0.00 12:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:17 lo 17.37 17.37 10.21 10.21 0.00 0.00 0.00 0.00 12:40:17 ens3 0.83 0.63 0.21 0.17 0.00 0.00 0.00 0.00 12:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:17 lo 19.11 19.11 10.32 10.32 0.00 0.00 0.00 0.00 12:50:17 ens3 0.95 0.92 0.25 0.20 0.00 0.00 0.00 0.00 12:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:17 lo 32.91 32.91 12.82 12.82 0.00 0.00 0.00 0.00 13:00:17 ens3 1.05 1.01 0.28 0.25 0.00 0.00 0.00 0.00 13:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.05 20.05 10.43 10.43 0.00 0.00 0.00 0.00 Average: ens3 0.95 0.90 0.23 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-8189) 09/14/26 _x86_64_ (4 CPU) 11:11:49 LINUX RESTART (4 CPU) 11:20:17 CPU %user %nice %system %iowait %steal %idle 11:30:17 all 21.43 0.00 0.89 0.09 0.02 77.57 11:30:17 0 21.70 0.00 0.89 0.08 0.02 77.31 11:30:17 1 21.04 0.00 0.90 0.12 0.02 77.92 11:30:17 2 21.47 0.00 0.91 0.04 0.03 77.56 11:30:17 3 21.52 0.00 0.86 0.11 0.02 77.48 11:40:12 all 10.35 0.00 0.59 0.04 0.02 89.00 11:40:12 0 10.13 0.00 0.63 0.04 0.02 89.18 11:40:12 1 10.24 0.00 0.62 0.03 0.02 89.09 11:40:12 2 10.69 0.00 0.58 0.03 0.02 88.68 11:40:12 3 10.35 0.00 0.54 0.06 0.02 89.04 11:50:06 all 16.69 0.00 0.78 0.14 0.02 82.37 11:50:06 0 16.57 0.00 0.91 0.23 0.02 82.27 11:50:06 1 16.41 0.00 0.69 0.05 0.02 82.84 11:50:06 2 16.60 0.00 0.67 0.12 0.02 82.59 11:50:06 3 17.18 0.00 0.86 0.16 0.02 81.78 12:00:17 all 54.37 0.00 2.06 0.16 0.05 43.36 12:00:17 0 53.60 0.00 2.14 0.07 0.04 44.15 12:00:17 1 54.06 0.00 1.88 0.11 0.04 43.91 12:00:17 2 54.87 0.00 2.20 0.22 0.06 42.65 12:00:17 3 54.97 0.00 2.02 0.23 0.05 42.73 12:10:17 all 25.17 0.00 0.92 0.04 0.03 73.84 12:10:17 0 25.63 0.00 0.84 0.03 0.02 73.47 12:10:17 1 25.09 0.00 0.99 0.06 0.03 73.84 12:10:17 2 24.82 0.00 0.91 0.02 0.03 74.23 12:10:17 3 25.14 0.00 0.95 0.03 0.03 73.84 12:20:01 all 8.32 0.00 0.48 0.02 0.02 91.16 12:20:01 0 7.90 0.00 0.53 0.05 0.02 91.50 12:20:01 1 8.66 0.00 0.53 0.02 0.02 90.78 12:20:01 2 8.62 0.00 0.42 0.01 0.01 90.94 12:20:01 3 8.11 0.00 0.45 0.00 0.02 91.43 12:30:17 all 9.23 0.00 0.57 0.02 0.01 90.17 12:30:17 0 8.89 0.00 0.63 0.02 0.01 90.45 12:30:17 1 9.21 0.00 0.53 0.04 0.01 90.21 12:30:17 2 9.55 0.00 0.56 0.01 0.01 89.87 12:30:17 3 9.28 0.00 0.55 0.02 0.01 90.14 12:40:17 all 9.76 0.00 0.58 0.02 0.02 89.62 12:40:17 0 9.80 0.00 0.64 0.01 0.02 89.53 12:40:17 1 9.87 0.00 0.56 0.01 0.02 89.53 12:40:17 2 9.82 0.00 0.55 0.03 0.02 89.59 12:40:17 3 9.56 0.00 0.58 0.01 0.02 89.83 12:50:17 all 19.31 0.00 0.88 0.05 0.02 79.73 12:50:17 0 19.43 0.00 0.97 0.02 0.02 79.56 12:50:17 1 19.99 0.00 0.85 0.02 0.02 79.12 12:50:17 2 19.24 0.00 0.94 0.11 0.02 79.69 12:50:17 3 18.60 0.00 0.77 0.07 0.02 80.54 13:00:17 all 10.35 0.00 0.62 0.02 0.02 88.98 13:00:17 0 10.88 0.00 0.70 0.01 0.02 88.41 13:00:17 1 10.24 0.00 0.69 0.03 0.02 89.02 13:00:17 2 10.33 0.00 0.57 0.04 0.02 89.05 13:00:17 3 9.97 0.00 0.55 0.02 0.02 89.45 Average: all 18.57 0.00 0.84 0.06 0.02 80.51 Average: 0 18.52 0.00 0.89 0.06 0.02 80.51 Average: 1 18.55 0.00 0.83 0.05 0.02 80.55 Average: 2 18.67 0.00 0.83 0.06 0.02 80.41 Average: 3 18.54 0.00 0.81 0.07 0.02 80.55