---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-28363 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 18G 60G 23% / 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 669 12533 3 2786 14977 Swap: 1023 56 967 ---> 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:84:98:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79624sec preferred_lft 79624sec inet6 fe80::f816:3eff:fe84:986d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:d7:9f:83:64:cb 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::b8d7:9fff:fe83:64cb/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-28363) 06/18/26 _x86_64_ (4 CPU) 13:01:31 LINUX RESTART (4 CPU) 13:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:07 55.92 13.81 39.93 2.18 343.28 4448.64 3158.18 13:30:01 35.23 10.64 23.30 1.30 810.23 1513.06 566.45 13:40:12 17.38 6.09 10.76 0.53 102.40 328.04 388.45 13:50:11 11.12 0.24 10.42 0.46 7.74 557.98 1380.90 14:00:01 32.89 0.76 15.91 16.23 18.63 517.05 213143.57 14:10:03 6.18 0.27 5.74 0.16 6.44 144.79 89.57 14:20:12 7.88 0.12 7.42 0.35 5.38 249.06 528.55 14:30:01 6.36 0.03 6.14 0.19 1.18 176.52 425.95 14:40:12 9.74 0.54 8.79 0.41 13.00 552.42 87.25 14:50:12 7.64 0.47 6.85 0.31 15.65 294.09 551.40 Average: 19.00 3.30 13.51 2.19 131.82 878.57 21674.26 13:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:07 5829844 6764100 9176900 56.05 228708 864816 10301304 59.13 773732 9370360 3380 13:30:01 3243564 4710500 11231188 68.60 242280 1379884 12002528 68.89 940184 11776420 216 13:40:12 8254992 9756784 6189284 37.80 244284 1412764 7023248 40.31 968728 6753980 480 13:50:11 10316340 11933052 4014684 24.52 249068 1517840 5117892 29.38 1019820 4657764 292 14:00:01 9919172 11620084 4327388 26.43 254304 1596668 5156564 29.60 1038944 5019996 484 14:10:03 13665224 15397696 551440 3.37 254964 1627628 1372028 7.88 1042728 1284624 15324 14:20:12 8187032 9943348 6003116 36.66 256004 1650376 6900284 39.61 1046788 6751220 272 14:30:01 8160024 9939960 6006384 36.68 256772 1673236 6817128 39.13 1050768 6773064 424 14:40:12 9669220 11579800 4367784 26.68 260736 1794468 5288884 30.36 1063052 5245144 1948 14:50:12 8785412 10749952 5197132 31.74 261672 1847344 6009316 34.49 1086236 6103528 220 Average: 8603082 10239528 5706530 34.85 250879 1536502 6598918 37.88 1003098 6373610 2304 13:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:07 lo 20.89 20.89 16.64 16.64 0.00 0.00 0.00 0.00 13:20:07 ens3 1.56 1.39 0.46 0.38 0.00 0.00 0.00 0.00 13:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 42.65 42.65 20.18 20.18 0.00 0.00 0.00 0.00 13:30:01 ens3 1.76 1.61 0.41 0.36 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:12 lo 23.90 23.90 10.37 10.37 0.00 0.00 0.00 0.00 13:40:12 ens3 1.31 1.10 0.19 1.12 0.00 0.00 0.00 0.00 13:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:11 lo 8.53 8.53 3.88 3.88 0.00 0.00 0.00 0.00 13:50:11 ens3 0.64 0.51 0.18 0.14 0.00 0.00 0.00 0.00 13:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 15.26 15.26 8.26 8.26 0.00 0.00 0.00 0.00 14:00:01 ens3 1.00 0.79 0.23 0.19 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:03 lo 18.72 18.72 8.98 8.98 0.00 0.00 0.00 0.00 14:10:03 ens3 0.69 0.63 0.15 0.12 0.00 0.00 0.00 0.00 14:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 lo 29.11 29.11 11.52 11.52 0.00 0.00 0.00 0.00 14:20:12 ens3 0.57 0.44 0.11 0.08 0.00 0.00 0.00 0.00 14:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 19.68 19.68 10.37 10.37 0.00 0.00 0.00 0.00 14:30:01 ens3 0.66 0.58 0.14 0.11 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:12 lo 15.68 15.68 9.73 9.73 0.00 0.00 0.00 0.00 14:40:12 ens3 0.88 0.69 0.24 0.19 0.00 0.00 0.00 0.00 14:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:12 lo 23.78 23.78 10.28 10.28 0.00 0.00 0.00 0.00 14:50:12 ens3 0.83 0.69 0.17 0.14 0.00 0.00 0.00 0.00 14:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.82 21.82 11.02 11.02 0.00 0.00 0.00 0.00 Average: ens3 0.99 0.84 0.23 0.28 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-28363) 06/18/26 _x86_64_ (4 CPU) 13:01:31 LINUX RESTART (4 CPU) 13:10:04 CPU %user %nice %system %iowait %steal %idle 13:20:07 all 48.79 0.00 2.04 0.22 0.12 48.82 13:20:07 0 49.16 0.00 1.81 0.25 0.12 48.66 13:20:07 1 47.96 0.00 2.17 0.17 0.13 49.58 13:20:07 2 47.84 0.00 2.13 0.31 0.12 49.60 13:20:07 3 50.20 0.00 2.05 0.17 0.12 47.45 13:30:01 all 46.30 0.00 1.79 0.13 0.12 51.66 13:30:01 0 46.53 0.00 1.78 0.14 0.12 51.43 13:30:01 1 46.28 0.00 1.83 0.10 0.12 51.67 13:30:01 2 45.84 0.00 1.70 0.10 0.13 52.24 13:30:01 3 46.57 0.00 1.83 0.18 0.12 51.29 13:40:12 all 22.28 0.00 1.10 0.08 0.09 76.45 13:40:12 0 21.95 0.00 1.14 0.14 0.08 76.69 13:40:12 1 22.81 0.00 1.05 0.03 0.09 76.02 13:40:12 2 21.84 0.00 1.17 0.07 0.09 76.83 13:40:12 3 22.53 0.00 1.05 0.08 0.09 76.24 13:50:11 all 15.65 0.00 0.69 0.04 0.06 83.55 13:50:11 0 16.19 0.00 0.61 0.05 0.07 83.09 13:50:11 1 15.40 0.00 0.67 0.05 0.06 83.82 13:50:11 2 15.90 0.00 0.81 0.03 0.07 83.19 13:50:11 3 15.12 0.00 0.67 0.04 0.06 84.11 14:00:01 all 27.67 0.00 0.89 0.11 0.08 71.25 14:00:01 0 27.52 0.00 0.93 0.16 0.08 71.30 14:00:01 1 27.62 0.00 0.86 0.06 0.08 71.37 14:00:01 2 28.46 0.00 0.96 0.10 0.08 70.39 14:00:01 3 27.07 0.00 0.81 0.12 0.08 71.92 14:10:03 all 8.68 0.00 0.48 0.02 0.05 90.77 14:10:03 0 8.55 0.00 0.48 0.02 0.05 90.91 14:10:03 1 9.12 0.00 0.48 0.02 0.06 90.33 14:10:03 2 8.19 0.00 0.47 0.03 0.05 91.26 14:10:03 3 8.86 0.00 0.50 0.03 0.05 90.57 14:20:12 all 16.64 0.00 0.67 0.03 0.07 82.60 14:20:12 0 16.34 0.00 0.62 0.01 0.06 82.97 14:20:12 1 16.90 0.00 0.77 0.03 0.07 82.22 14:20:12 2 16.62 0.00 0.61 0.06 0.07 82.65 14:20:12 3 16.69 0.00 0.68 0.03 0.06 82.54 14:30:01 all 10.58 0.00 0.48 0.02 0.07 88.86 14:30:01 0 10.75 0.00 0.44 0.01 0.06 88.74 14:30:01 1 10.13 0.00 0.47 0.01 0.07 89.32 14:30:01 2 10.44 0.00 0.54 0.02 0.07 88.93 14:30:01 3 10.99 0.00 0.45 0.04 0.06 88.46 14:40:12 all 13.48 0.00 0.59 0.04 0.07 85.83 14:40:12 0 13.19 0.00 0.50 0.01 0.07 86.24 14:40:12 1 13.37 0.00 0.67 0.05 0.07 85.84 14:40:12 2 13.92 0.00 0.65 0.03 0.07 85.33 14:40:12 3 13.43 0.00 0.53 0.07 0.07 85.91 14:50:12 all 15.99 0.00 0.59 0.04 0.07 83.32 14:50:12 0 15.99 0.00 0.71 0.02 0.07 83.22 14:50:12 1 16.00 0.00 0.51 0.08 0.07 83.34 14:50:12 2 16.24 0.00 0.52 0.02 0.07 83.16 14:50:12 3 15.74 0.00 0.62 0.04 0.07 83.54 Average: all 22.58 0.00 0.93 0.07 0.08 76.34 Average: 0 22.59 0.00 0.90 0.08 0.08 76.36 Average: 1 22.53 0.00 0.95 0.06 0.08 76.39 Average: 2 22.50 0.00 0.95 0.08 0.08 76.39 Average: 3 22.69 0.00 0.92 0.08 0.08 76.24