---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12732 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 nrip_save 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 67G 15% / 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 721 9578 4 5689 14925 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:19:06:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79740sec preferred_lft 79740sec inet6 fe80::f816:3eff:fe19:660/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:43:2d:f0:48:1a 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::ec43:2dff:fef0:481a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-12732) 05/11/26 _x86_64_ (4 CPU) 12:10:59 LINUX RESTART (4 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:28 1.55 0.00 1.53 0.02 0.04 17.76 0.26 12:40:14 1.52 0.00 1.51 0.02 0.00 17.00 0.14 12:50:01 1.50 0.00 1.48 0.02 0.00 16.51 0.16 13:00:08 19.92 0.01 5.07 14.84 0.21 855.42 229995.55 13:10:31 1.51 0.00 1.48 0.03 0.00 17.46 0.46 13:20:01 3.13 0.00 2.96 0.17 0.01 361.13 189.94 13:30:15 1.71 0.00 1.66 0.05 0.00 20.29 0.57 13:40:06 1.50 0.00 1.47 0.02 0.00 17.79 0.22 13:50:01 1.36 0.00 1.34 0.02 0.04 15.60 0.16 14:00:31 1.39 0.00 1.38 0.02 0.00 16.38 0.15 Average: 3.51 0.00 1.98 1.53 0.03 134.23 23173.74 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:28 10157448 15278100 669740 4.09 174152 4937400 1382368 7.93 553508 5100276 144 12:40:14 10157812 15278952 668892 4.09 174604 4937416 1383468 7.94 553980 5102088 16 12:50:01 10158216 15279956 667780 4.08 175068 4937552 1383444 7.94 554444 5102392 200 13:00:08 9852844 15228560 717332 4.38 184100 5158788 1518352 8.72 568480 5402776 220 13:10:31 9841000 15217064 728864 4.45 184432 5158792 1518480 8.72 568808 5407244 12 13:20:01 9759088 15218620 726696 4.44 187544 5231040 1502156 8.62 572072 5479484 200 13:30:15 9804588 15264692 680684 4.16 187928 5231196 1457796 8.37 572500 5437120 24 13:40:06 9834900 15295596 649840 3.97 188196 5231516 1396928 8.02 572792 5395012 20 13:50:01 9834144 15295052 650364 3.97 188372 5231540 1396928 8.02 572976 5395172 260 14:00:31 9831376 15292712 652712 3.99 188664 5231676 1396928 8.02 573252 5395316 188 Average: 9923142 15264930 681290 4.16 183306 5128692 1433685 8.23 566281 5321688 128 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:28 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:28 ens3 0.37 0.16 0.09 0.05 0.00 0.00 0.00 0.00 12:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:40:14 ens3 0.45 0.18 0.14 0.09 0.00 0.00 0.00 0.00 12:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:50:01 ens3 0.23 0.13 0.05 0.02 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:08 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 13:00:08 ens3 1.09 0.80 0.40 1.38 0.00 0.00 0.00 0.00 13:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:10:31 ens3 0.54 0.24 0.18 0.11 0.00 0.00 0.00 0.00 13:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:01 ens3 0.43 0.32 0.14 0.13 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:15 ens3 0.29 0.16 0.06 0.09 0.00 0.00 0.00 0.00 13:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:06 ens3 0.36 0.15 0.08 0.08 0.00 0.00 0.00 0.00 13:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:01 ens3 0.23 0.10 0.05 0.02 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:00:31 ens3 0.33 0.15 0.10 0.06 0.00 0.00 0.00 0.00 14:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.43 0.24 0.13 0.20 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-12732) 05/11/26 _x86_64_ (4 CPU) 12:10:59 LINUX RESTART (4 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:28 all 0.11 0.00 0.03 0.01 0.02 99.83 12:30:28 0 0.06 0.00 0.04 0.02 0.02 99.87 12:30:28 1 0.09 0.00 0.04 0.01 0.03 99.83 12:30:28 2 0.24 0.00 0.04 0.00 0.02 99.70 12:30:28 3 0.05 0.00 0.02 0.00 0.01 99.91 12:40:14 all 0.14 0.00 0.04 0.01 0.02 99.80 12:40:14 0 0.01 0.00 0.01 0.00 0.01 99.96 12:40:14 1 0.38 0.00 0.05 0.02 0.03 99.52 12:40:14 2 0.10 0.00 0.05 0.00 0.02 99.84 12:40:14 3 0.08 0.00 0.04 0.00 0.02 99.86 12:50:01 all 0.25 0.00 0.04 0.01 0.02 99.69 12:50:01 0 0.02 0.00 0.02 0.00 0.01 99.94 12:50:01 1 0.80 0.00 0.04 0.00 0.02 99.14 12:50:01 2 0.05 0.00 0.05 0.02 0.01 99.87 12:50:01 3 0.13 0.00 0.04 0.00 0.02 99.81 13:00:08 all 0.98 0.00 0.15 0.04 0.02 98.81 13:00:08 0 0.72 0.00 0.14 0.11 0.01 99.02 13:00:08 1 0.96 0.00 0.16 0.01 0.03 98.84 13:00:08 2 1.35 0.00 0.14 0.02 0.02 98.46 13:00:08 3 0.89 0.00 0.15 0.01 0.02 98.92 13:10:31 all 0.16 0.00 0.06 0.01 0.02 99.75 13:10:31 0 0.08 0.00 0.04 0.00 0.02 99.86 13:10:31 1 0.16 0.00 0.07 0.00 0.03 99.74 13:10:31 2 0.28 0.00 0.07 0.01 0.03 99.61 13:10:31 3 0.12 0.00 0.07 0.00 0.02 99.78 13:20:01 all 0.42 0.00 0.09 0.02 0.03 99.44 13:20:01 0 0.10 0.00 0.06 0.04 0.02 99.77 13:20:01 1 1.19 0.00 0.14 0.01 0.03 98.62 13:20:01 2 0.20 0.00 0.07 0.02 0.03 99.68 13:20:01 3 0.18 0.00 0.08 0.02 0.03 99.70 13:30:15 all 0.34 0.00 0.06 0.01 0.02 99.57 13:30:15 0 0.37 0.00 0.05 0.00 0.02 99.56 13:30:15 1 0.48 0.00 0.07 0.00 0.03 99.41 13:30:15 2 0.35 0.00 0.07 0.00 0.03 99.55 13:30:15 3 0.17 0.00 0.06 0.02 0.02 99.73 13:40:06 all 0.23 0.00 0.04 0.01 0.02 99.71 13:40:06 0 0.35 0.00 0.01 0.00 0.01 99.62 13:40:06 1 0.35 0.00 0.06 0.01 0.02 99.56 13:40:06 2 0.16 0.00 0.06 0.02 0.02 99.73 13:40:06 3 0.05 0.00 0.03 0.00 0.01 99.91 13:50:01 all 0.15 0.00 0.04 0.00 0.02 99.79 13:50:01 0 0.05 0.00 0.03 0.00 0.01 99.90 13:50:01 1 0.31 0.00 0.03 0.01 0.02 99.64 13:50:01 2 0.16 0.00 0.06 0.01 0.02 99.74 13:50:01 3 0.06 0.00 0.03 0.01 0.01 99.89 14:00:31 all 0.08 0.00 0.04 0.01 0.02 99.86 14:00:31 0 0.02 0.00 0.02 0.01 0.01 99.95 14:00:31 1 0.05 0.00 0.04 0.02 0.02 99.88 14:00:31 2 0.17 0.00 0.06 0.00 0.03 99.74 14:00:31 3 0.08 0.00 0.03 0.00 0.02 99.88 Average: all 0.28 0.00 0.06 0.01 0.02 99.63 Average: 0 0.18 0.00 0.04 0.02 0.01 99.75 Average: 1 0.47 0.00 0.07 0.01 0.03 99.43 Average: 2 0.31 0.00 0.07 0.01 0.02 99.59 Average: 3 0.18 0.00 0.05 0.01 0.02 99.74