---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-46625 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 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 714 6702 4 8572 14931 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:92:93:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79289sec preferred_lft 79289sec inet6 fe80::f816:3eff:fe92:9378/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:9c:16:36:a8:5e 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-46625) 09/01/26 _x86_64_ (4 CPU) 13:20:27 LINUX RESTART (4 CPU) 13:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:01 27.49 1.00 11.03 15.46 81.00 1335.82 217688.75 13:50:03 6.87 0.01 6.52 0.34 0.25 214.44 1309.03 14:00:03 5.78 0.00 5.57 0.21 0.25 164.32 497.37 14:10:01 37.10 0.78 34.25 2.07 12.61 3135.51 1848.13 14:20:03 16.38 0.02 15.62 0.74 0.89 473.17 277.50 14:30:03 8.02 0.00 7.71 0.30 0.40 239.79 132.33 14:40:01 4.33 0.01 4.14 0.18 1.04 147.33 72.18 14:50:03 6.69 0.00 6.43 0.26 0.29 185.65 246.96 15:00:03 5.93 0.00 5.75 0.18 0.12 178.88 73.29 15:10:01 9.88 0.01 9.44 0.44 0.47 593.47 1464.40 Average: 12.83 0.18 10.64 2.01 9.69 665.22 22266.35 13:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:01 3180448 10808840 5120924 31.28 224792 7259156 5806948 33.33 1836060 10658488 300 13:50:03 2531424 10173960 5756064 35.16 226548 7271396 6882372 39.50 1854160 11273708 676 14:00:03 2024904 9678656 6250312 38.17 227616 7281488 6933296 39.80 1857244 11769876 296 14:10:01 4357076 11945112 3983892 24.33 250232 7183428 4655292 26.72 2083932 9227992 212 14:20:03 3649580 11301772 4626144 28.25 253016 7244472 5310972 30.48 2104840 9899504 204 14:30:03 3639896 11326844 4602364 28.11 254088 7278116 5336704 30.63 2107596 9918140 700 14:40:01 3189092 10899388 5029736 30.72 254456 7300856 6398176 36.73 2109580 10364876 588 14:50:03 2168480 9905004 6023376 36.79 255576 7325224 6799988 39.03 2113604 11369264 232 15:00:03 3620252 11383784 4545392 27.76 256548 7350668 5286900 30.35 2116280 9924116 284 15:10:01 3387640 11288756 4640260 28.34 260288 7474968 5264372 30.22 2129912 10140896 244 Average: 3174879 10871212 5057846 30.89 246316 7296977 5867502 33.68 2031321 10454686 374 13:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:01 lo 15.11 15.11 9.77 9.77 0.00 0.00 0.00 0.00 13:40:01 ens3 0.83 0.63 0.23 0.18 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:03 lo 9.72 9.72 5.41 5.41 0.00 0.00 0.00 0.00 13:50:03 ens3 0.87 0.77 0.16 1.07 0.00 0.00 0.00 0.00 13:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:03 lo 7.74 7.74 4.37 4.37 0.00 0.00 0.00 0.00 14:00:03 ens3 0.68 0.37 0.20 0.13 0.00 0.00 0.00 0.00 14:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 19.23 19.23 16.22 16.22 0.00 0.00 0.00 0.00 14:10:01 ens3 1.80 1.77 0.56 0.48 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:03 lo 28.29 28.29 12.55 12.55 0.00 0.00 0.00 0.00 14:20:03 ens3 1.27 1.10 0.32 0.27 0.00 0.00 0.00 0.00 14:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:03 lo 17.12 17.12 8.70 8.70 0.00 0.00 0.00 0.00 14:30:03 ens3 0.76 0.74 0.17 0.15 0.00 0.00 0.00 0.00 14:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 21.48 21.48 6.95 6.95 0.00 0.00 0.00 0.00 14:40:01 ens3 0.58 0.32 0.14 0.10 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:03 lo 21.78 21.78 12.00 12.00 0.00 0.00 0.00 0.00 14:50:03 ens3 0.82 0.60 0.21 0.16 0.00 0.00 0.00 0.00 14:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:03 lo 16.52 16.52 9.28 9.28 0.00 0.00 0.00 0.00 15:00:03 ens3 0.84 0.55 0.22 0.17 0.00 0.00 0.00 0.00 15:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 14.18 14.18 7.22 7.22 0.00 0.00 0.00 0.00 15:10:01 ens3 1.03 0.77 0.26 0.21 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.12 17.12 9.25 9.25 0.00 0.00 0.00 0.00 Average: ens3 0.95 0.76 0.25 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-46625) 09/01/26 _x86_64_ (4 CPU) 13:20:27 LINUX RESTART (4 CPU) 13:30:03 CPU %user %nice %system %iowait %steal %idle 13:40:01 all 18.96 0.00 0.94 0.10 0.02 79.97 13:40:01 0 19.87 0.00 0.99 0.17 0.02 78.95 13:40:01 1 19.28 0.00 0.88 0.05 0.02 79.77 13:40:01 2 18.84 0.00 0.95 0.13 0.03 80.06 13:40:01 3 17.87 0.00 0.95 0.04 0.02 81.12 13:50:03 all 14.12 0.00 0.65 0.03 0.02 85.18 13:50:03 0 13.87 0.00 0.69 0.03 0.02 85.40 13:50:03 1 14.76 0.00 0.70 0.03 0.02 84.50 13:50:03 2 13.61 0.00 0.69 0.04 0.02 85.64 13:50:03 3 14.25 0.00 0.53 0.01 0.01 85.19 14:00:03 all 10.32 0.00 0.54 0.03 0.02 89.08 14:00:03 0 10.36 0.00 0.54 0.01 0.02 89.06 14:00:03 1 10.47 0.00 0.53 0.02 0.02 88.97 14:00:03 2 10.22 0.00 0.56 0.07 0.03 89.11 14:00:03 3 10.23 0.00 0.53 0.02 0.03 89.19 14:10:01 all 47.21 0.00 1.67 0.13 0.03 50.97 14:10:01 0 47.00 0.00 1.80 0.16 0.03 51.01 14:10:01 1 47.73 0.00 1.74 0.11 0.03 50.38 14:10:01 2 46.77 0.00 1.59 0.14 0.04 51.46 14:10:01 3 47.34 0.00 1.52 0.10 0.03 51.01 14:20:03 all 27.63 0.00 1.11 0.06 0.02 71.18 14:20:03 0 27.58 0.00 1.17 0.07 0.02 71.16 14:20:03 1 27.14 0.00 1.12 0.02 0.02 71.71 14:20:03 2 28.20 0.00 1.03 0.04 0.01 70.72 14:20:03 3 27.62 0.00 1.13 0.10 0.02 71.14 14:30:03 all 13.54 0.00 0.58 0.03 0.01 85.83 14:30:03 0 13.41 0.00 0.62 0.04 0.01 85.93 14:30:03 1 13.64 0.00 0.67 0.04 0.01 85.64 14:30:03 2 13.55 0.00 0.53 0.03 0.01 85.88 14:30:03 3 13.57 0.00 0.52 0.02 0.01 85.87 14:40:01 all 7.39 0.00 0.42 0.04 0.01 92.14 14:40:01 0 7.33 0.00 0.45 0.05 0.02 92.15 14:40:01 1 7.83 0.00 0.38 0.00 0.01 91.78 14:40:01 2 7.01 0.00 0.45 0.07 0.01 92.45 14:40:01 3 7.37 0.00 0.40 0.02 0.02 92.20 14:50:03 all 11.98 0.00 0.63 0.04 0.01 87.34 14:50:03 0 12.08 0.00 0.69 0.09 0.01 87.13 14:50:03 1 11.74 0.00 0.62 0.01 0.01 87.62 14:50:03 2 12.13 0.00 0.60 0.05 0.01 87.20 14:50:03 3 11.96 0.00 0.58 0.02 0.01 87.43 15:00:03 all 8.04 0.00 0.54 0.03 0.01 91.37 15:00:03 0 7.83 0.00 0.64 0.02 0.01 91.50 15:00:03 1 7.88 0.00 0.56 0.02 0.01 91.53 15:00:03 2 7.89 0.00 0.46 0.05 0.01 91.59 15:00:03 3 8.57 0.00 0.52 0.03 0.01 90.87 15:10:01 all 13.29 0.00 0.58 0.06 0.01 86.06 15:10:01 0 13.66 0.00 0.63 0.05 0.01 85.66 15:10:01 1 12.95 0.00 0.58 0.10 0.01 86.36 15:10:01 2 13.16 0.00 0.55 0.04 0.01 86.24 15:10:01 3 13.39 0.00 0.56 0.06 0.01 85.98 Average: all 17.23 0.00 0.77 0.05 0.02 81.93 Average: 0 17.29 0.00 0.82 0.07 0.02 81.81 Average: 1 17.32 0.00 0.78 0.04 0.02 81.84 Average: 2 17.12 0.00 0.74 0.07 0.02 82.05 Average: 3 17.20 0.00 0.72 0.04 0.02 82.01