---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46663 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 11G 68G 14% / 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 640 10557 4 4791 15005 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:d5:98:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79390sec preferred_lft 79390sec inet6 fe80::f816:3eff:fed5:983e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:6d:de:d2:6d:b8 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-4g-46663) 09/01/26 _x86_64_ (4 CPU) 18:31:47 LINUX RESTART (4 CPU) 18:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:14 13.80 11.74 2.04 0.02 131.01 37.69 199.56 19:00:14 1.45 0.00 1.45 0.00 0.00 17.23 0.00 19:10:14 1.37 0.00 1.37 0.00 0.00 16.35 0.00 19:20:14 1.64 0.00 1.64 0.00 0.01 19.65 0.00 19:30:14 1.62 0.00 1.62 0.00 0.00 19.33 0.00 19:40:04 1.61 0.00 1.61 0.00 0.00 19.58 0.00 19:50:01 1.47 0.00 1.47 0.00 0.00 17.18 0.00 20:00:05 1.37 0.00 1.37 0.00 0.00 22.41 0.00 20:10:05 1.62 0.00 1.62 0.00 0.00 44.11 0.00 20:20:01 10.50 2.29 7.68 0.53 135.90 2427.80 1663.50 Average: 3.65 1.42 2.18 0.05 26.79 262.71 185.57 18:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:14 12796744 15500320 467916 2.86 98184 2791052 1006164 5.78 373616 2861912 12 19:00:14 12796548 15500808 467416 2.85 98816 2791060 1006228 5.78 374260 2862952 64 19:10:14 12794536 15499396 468796 2.86 99404 2791068 1006228 5.78 374840 2864884 232 19:20:14 12793276 15498944 469160 2.87 100060 2791212 1006328 5.78 375496 2867244 28 19:30:14 12792548 15498992 469264 2.87 100672 2791344 1006460 5.78 376108 2868796 12 19:40:04 12791148 15498208 470004 2.87 101228 2791364 1006904 5.78 376680 2872200 184 19:50:01 12789920 15497504 470576 2.87 101740 2791380 1006856 5.78 377184 2872720 204 20:00:05 12771468 15480460 487556 2.98 102808 2791588 1024544 5.88 378264 2892788 388 20:10:05 12758624 15471712 495740 3.03 105036 2792856 1024672 5.88 380480 2894796 1396 20:20:01 10457864 13932596 2026696 12.38 142712 3453944 2323220 13.34 589036 4932552 19712 Average: 12554268 15337894 629312 3.84 105066 2857687 1141760 6.55 397596 3079084 2223 18:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:14 ens3 0.47 0.31 0.24 0.06 0.00 0.00 0.00 0.00 18:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:14 ens3 0.37 0.23 0.19 0.04 0.00 0.00 0.00 0.00 19:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:10:14 ens3 0.52 0.27 0.22 0.09 0.00 0.00 0.00 0.00 19:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:20:14 ens3 0.55 0.28 0.26 0.09 0.00 0.00 0.00 0.00 19:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:30:14 ens3 0.51 0.32 0.37 0.07 0.00 0.00 0.00 0.00 19:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 19:40:04 ens3 0.77 0.44 1.51 0.11 0.00 0.00 0.00 0.00 19:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 19:50:01 ens3 0.64 0.18 0.65 0.05 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:05 ens3 3.45 2.95 21.57 1.37 0.00 0.00 0.00 0.00 20:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:05 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 20:10:05 ens3 8.18 6.94 45.79 1.65 0.00 0.00 0.00 0.00 20:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 0.71 0.71 0.07 0.07 0.00 0.00 0.00 0.00 20:20:01 ens3 73.66 61.52 586.37 13.15 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 8.87 7.31 65.38 1.66 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-4g-46663) 09/01/26 _x86_64_ (4 CPU) 18:31:47 LINUX RESTART (4 CPU) 18:40:06 CPU %user %nice %system %iowait %steal %idle 18:50:14 all 0.03 0.06 0.04 0.07 0.00 99.80 18:50:14 0 0.02 0.00 0.03 0.00 0.00 99.95 18:50:14 1 0.03 0.25 0.07 0.28 0.00 99.37 18:50:14 2 0.03 0.00 0.03 0.01 0.00 99.92 18:50:14 3 0.02 0.00 0.02 0.00 0.00 99.96 19:00:14 all 0.17 0.00 0.02 0.01 0.00 99.80 19:00:14 0 0.63 0.00 0.02 0.00 0.00 99.35 19:00:14 1 0.03 0.00 0.03 0.02 0.00 99.92 19:00:14 2 0.01 0.00 0.02 0.00 0.00 99.96 19:00:14 3 0.02 0.00 0.02 0.01 0.00 99.96 19:10:14 all 0.12 0.00 0.02 0.01 0.00 99.85 19:10:14 0 0.01 0.00 0.02 0.00 0.00 99.96 19:10:14 1 0.03 0.00 0.06 0.03 0.01 99.88 19:10:14 2 0.41 0.00 0.01 0.00 0.00 99.58 19:10:14 3 0.01 0.00 0.01 0.00 0.00 99.97 19:20:14 all 0.07 0.00 0.03 0.01 0.00 99.89 19:20:14 0 0.03 0.00 0.03 0.00 0.01 99.93 19:20:14 1 0.03 0.00 0.03 0.03 0.00 99.91 19:20:14 2 0.22 0.00 0.01 0.00 0.00 99.76 19:20:14 3 0.02 0.00 0.04 0.01 0.00 99.94 19:30:14 all 0.19 0.00 0.03 0.04 0.00 99.74 19:30:14 0 0.03 0.00 0.04 0.02 0.00 99.91 19:30:14 1 0.69 0.00 0.04 0.09 0.00 99.17 19:30:14 2 0.01 0.00 0.02 0.01 0.00 99.96 19:30:14 3 0.02 0.00 0.02 0.04 0.00 99.93 19:40:04 all 0.08 0.00 0.03 0.14 0.00 99.74 19:40:04 0 0.03 0.00 0.05 0.01 0.01 99.90 19:40:04 1 0.24 0.00 0.03 0.45 0.00 99.28 19:40:04 2 0.05 0.00 0.03 0.10 0.00 99.82 19:40:04 3 0.01 0.00 0.02 0.00 0.00 99.97 19:50:01 all 0.11 0.00 0.03 0.01 0.00 99.85 19:50:01 0 0.03 0.00 0.03 0.00 0.01 99.93 19:50:01 1 0.02 0.00 0.03 0.00 0.00 99.95 19:50:01 2 0.37 0.00 0.03 0.02 0.00 99.57 19:50:01 3 0.02 0.00 0.01 0.00 0.00 99.97 20:00:05 all 0.11 0.00 0.04 0.02 0.00 99.83 20:00:05 0 0.05 0.00 0.04 0.00 0.00 99.91 20:00:05 1 0.26 0.00 0.04 0.01 0.00 99.69 20:00:05 2 0.09 0.00 0.03 0.02 0.00 99.85 20:00:05 3 0.06 0.00 0.03 0.03 0.00 99.87 20:10:05 all 0.15 0.00 0.06 0.02 0.00 99.77 20:10:05 0 0.09 0.00 0.04 0.00 0.00 99.87 20:10:05 1 0.31 0.00 0.03 0.00 0.01 99.65 20:10:05 2 0.12 0.00 0.09 0.08 0.01 99.70 20:10:05 3 0.08 0.00 0.07 0.02 0.00 99.84 20:20:01 all 35.56 0.00 1.30 0.05 0.02 63.07 20:20:01 0 36.33 0.00 1.35 0.03 0.02 62.27 20:20:01 1 35.84 0.00 1.15 0.04 0.02 62.96 20:20:01 2 36.09 0.00 1.60 0.09 0.02 62.19 20:20:01 3 33.98 0.00 1.09 0.04 0.02 64.88 Average: all 3.63 0.01 0.16 0.04 0.00 96.16 Average: 0 3.70 0.00 0.16 0.01 0.00 96.12 Average: 1 3.72 0.03 0.15 0.09 0.00 96.01 Average: 2 3.72 0.00 0.19 0.03 0.00 96.06 Average: 3 3.40 0.00 0.13 0.01 0.00 96.45