---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-30446 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 750 9437 4 5801 14896 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:d1:45:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78811sec preferred_lft 78811sec inet6 fe80::f816:3eff:fed1:4590/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:2e:d9:93:8c:83 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::682e:d9ff:fe93:8c83/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-30446) 06/25/26 _x86_64_ (4 CPU) 09:55:10 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:10 81.84 2.50 75.81 3.53 314.70 30783.26 10399.66 10:20:11 54.49 21.31 17.06 16.12 259.02 1388.49 210868.53 10:30:01 10.32 0.04 9.73 0.56 1.22 288.92 1633.04 10:40:08 7.95 0.01 7.53 0.41 0.40 226.88 1365.05 10:50:10 13.91 0.01 13.38 0.52 0.45 624.04 265.64 11:00:01 17.50 0.01 16.88 0.61 0.61 482.25 379.12 11:10:11 5.23 0.00 5.07 0.16 0.16 138.82 169.69 11:20:11 5.67 0.01 5.48 0.18 1.05 166.34 121.26 11:30:01 6.28 0.00 6.09 0.19 0.31 171.20 85.53 11:40:04 2.61 0.00 2.59 0.01 0.13 43.90 0.82 11:50:11 11.70 0.05 11.13 0.52 1.59 684.19 195.38 12:00:01 5.74 0.02 5.54 0.18 0.61 187.27 59.04 Average: 18.70 2.00 14.77 1.92 48.82 2974.33 18834.53 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:10 769876 5124004 10797508 65.95 262444 3988680 11776616 67.60 2107524 12811276 120 10:20:11 3800808 8438204 7489796 45.74 273288 4259872 8108692 46.54 2289068 9614740 504 10:30:01 5601804 10256976 5673312 34.65 275244 4275688 6582492 37.78 2310036 7792472 84 10:40:08 8917992 13673004 2258448 13.79 278928 4367292 3630920 20.84 2327608 4476780 82080 10:50:10 10480324 15294256 637460 3.89 281716 4423320 1373708 7.89 2351304 2887100 11796 11:00:01 6388396 11259744 4670556 28.53 284056 4478156 5376024 30.86 2356036 6968228 416 11:10:11 6554156 11443708 4486576 27.40 284776 4495580 5252564 30.15 2357344 6796696 12 11:20:11 4931960 9844708 6084760 37.16 285460 4518044 6813380 39.11 2359628 8406808 288 11:30:01 4955084 9890812 6038524 36.88 286148 4540304 6772056 38.87 2363136 8367012 676 11:40:04 10305556 15265052 666684 4.07 286464 4563688 1373880 7.89 2365072 3019292 22640 11:50:11 6130288 11222312 4707552 28.75 290384 4686740 5365184 30.80 2380024 7195404 120 12:00:01 5255548 10377228 5552068 33.91 290896 4715820 6112884 35.09 2390904 8041540 240 Average: 6174316 11007501 4921937 30.06 281650 4442765 5711533 32.78 2329807 7198112 9915 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:10 lo 6.89 6.89 5.82 5.82 0.00 0.00 0.00 0.00 10:10:10 ens3 77.02 55.03 860.48 5.59 0.00 0.00 0.00 0.00 10:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:11 lo 22.82 22.82 12.87 12.87 0.00 0.00 0.00 0.00 10:20:11 ens3 1.08 1.05 0.27 0.27 0.00 0.00 0.00 0.00 10:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 13.45 13.45 7.11 7.11 0.00 0.00 0.00 0.00 10:30:01 ens3 1.31 0.80 0.41 0.29 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 lo 9.90 9.90 4.99 4.99 0.00 0.00 0.00 0.00 10:40:08 ens3 0.95 1.01 0.20 1.38 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:10 lo 7.36 7.36 3.89 3.89 0.00 0.00 0.00 0.00 10:50:10 ens3 1.42 0.69 0.35 0.23 0.00 0.00 0.00 0.00 10:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 20.10 20.10 10.55 10.55 0.00 0.00 0.00 0.00 11:00:01 ens3 0.90 0.69 0.18 0.15 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:11 lo 14.20 14.20 6.14 6.14 0.00 0.00 0.00 0.00 11:10:11 ens3 0.73 0.46 0.19 0.13 0.00 0.00 0.00 0.00 11:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:11 lo 27.20 27.20 10.98 10.98 0.00 0.00 0.00 0.00 11:20:11 ens3 0.56 0.51 0.10 0.09 0.00 0.00 0.00 0.00 11:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 15.87 15.87 8.17 8.17 0.00 0.00 0.00 0.00 11:30:01 ens3 0.63 0.42 0.16 0.10 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 lo 11.64 11.64 6.34 6.34 0.00 0.00 0.00 0.00 11:40:04 ens3 0.61 0.39 0.13 0.10 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:11 lo 18.06 18.06 9.93 9.93 0.00 0.00 0.00 0.00 11:50:11 ens3 0.96 0.80 0.25 0.20 0.00 0.00 0.00 0.00 11:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 25.98 25.98 10.09 10.09 0.00 0.00 0.00 0.00 12:00:01 ens3 0.67 0.55 0.16 0.12 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.09 16.09 8.06 8.06 0.00 0.00 0.00 0.00 Average: ens3 7.34 5.28 73.09 0.73 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-30446) 06/25/26 _x86_64_ (4 CPU) 09:55:10 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:10 all 41.16 0.00 1.99 6.40 0.09 50.36 10:10:10 0 43.72 0.00 2.17 4.05 0.09 49.97 10:10:10 1 37.69 0.00 2.02 6.36 0.09 53.84 10:10:10 2 42.36 0.00 2.04 9.29 0.09 46.22 10:10:10 3 40.85 0.00 1.74 5.89 0.09 51.43 10:20:11 all 23.08 0.00 1.02 0.46 0.10 75.34 10:20:11 0 23.07 0.00 1.04 0.41 0.11 75.37 10:20:11 1 22.25 0.00 1.04 0.35 0.10 76.26 10:20:11 2 23.56 0.00 1.04 0.53 0.11 74.77 10:20:11 3 23.42 0.00 0.97 0.54 0.10 74.97 10:30:01 all 19.10 0.00 0.75 0.07 0.08 80.00 10:30:01 0 19.53 0.00 0.70 0.06 0.08 79.63 10:30:01 1 18.79 0.00 0.82 0.04 0.08 80.28 10:30:01 2 19.05 0.00 0.76 0.16 0.08 79.94 10:30:01 3 19.05 0.00 0.71 0.03 0.08 80.13 10:40:08 all 13.61 0.00 0.65 0.04 0.08 85.62 10:40:08 0 13.61 0.00 0.60 0.04 0.07 85.68 10:40:08 1 12.94 0.00 0.70 0.04 0.08 86.24 10:40:08 2 13.20 0.00 0.69 0.01 0.08 86.02 10:40:08 3 14.67 0.00 0.61 0.08 0.08 84.56 10:50:10 all 18.72 0.00 0.67 0.08 0.08 80.45 10:50:10 0 19.23 0.00 0.63 0.15 0.08 79.92 10:50:10 1 18.34 0.00 0.83 0.06 0.08 80.69 10:50:10 2 18.86 0.00 0.65 0.08 0.08 80.33 10:50:10 3 18.47 0.00 0.56 0.04 0.07 80.85 11:00:01 all 25.65 0.00 0.87 0.08 0.09 73.31 11:00:01 0 25.22 0.00 0.78 0.06 0.09 73.85 11:00:01 1 25.52 0.00 0.90 0.06 0.09 73.43 11:00:01 2 25.99 0.00 0.93 0.12 0.09 72.88 11:00:01 3 25.88 0.00 0.86 0.09 0.09 73.08 11:10:11 all 7.71 0.00 0.45 0.02 0.08 91.74 11:10:11 0 6.98 0.00 0.39 0.02 0.07 92.54 11:10:11 1 7.83 0.00 0.48 0.02 0.08 91.58 11:10:11 2 8.27 0.00 0.42 0.03 0.08 91.20 11:10:11 3 7.75 0.00 0.52 0.02 0.08 91.63 11:20:11 all 10.58 0.00 0.51 0.03 0.08 88.80 11:20:11 0 10.56 0.00 0.50 0.06 0.08 88.80 11:20:11 1 10.62 0.00 0.54 0.02 0.09 88.73 11:20:11 2 10.31 0.00 0.50 0.01 0.08 89.10 11:20:11 3 10.84 0.00 0.51 0.03 0.07 88.55 11:30:01 all 9.77 0.00 0.51 0.09 0.08 89.56 11:30:01 0 9.91 0.00 0.46 0.04 0.07 89.52 11:30:01 1 9.34 0.00 0.61 0.05 0.09 89.91 11:30:01 2 10.08 0.00 0.48 0.01 0.07 89.35 11:30:01 3 9.74 0.00 0.50 0.24 0.07 89.44 11:40:04 all 2.30 0.00 0.35 0.05 0.07 97.22 11:40:04 0 2.57 0.00 0.37 0.04 0.07 96.95 11:40:04 1 1.93 0.00 0.36 0.04 0.07 97.60 11:40:04 2 2.49 0.00 0.36 0.01 0.07 97.06 11:40:04 3 2.20 0.00 0.33 0.11 0.07 97.30 11:50:11 all 20.03 0.00 0.75 0.08 0.08 79.06 11:50:11 0 19.37 0.00 0.72 0.13 0.08 79.69 11:50:11 1 19.99 0.00 0.80 0.07 0.09 79.05 11:50:11 2 19.90 0.00 0.75 0.03 0.08 79.24 11:50:11 3 20.85 0.00 0.72 0.08 0.08 78.27 11:50:11 CPU %user %nice %system %iowait %steal %idle 12:00:01 all 10.03 0.00 0.50 0.05 0.07 89.35 12:00:01 0 9.58 0.00 0.47 0.04 0.08 89.83 12:00:01 1 10.03 0.00 0.55 0.04 0.08 89.31 12:00:01 2 10.08 0.00 0.47 0.08 0.07 89.29 12:00:01 3 10.42 0.00 0.51 0.05 0.07 88.96 Average: all 16.82 0.00 0.75 0.63 0.08 81.72 Average: 0 16.96 0.00 0.74 0.43 0.08 81.80 Average: 1 16.28 0.00 0.80 0.60 0.09 82.22 Average: 2 17.02 0.00 0.76 0.87 0.08 81.27 Average: 3 17.02 0.00 0.71 0.61 0.08 81.58