---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23618 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 16G 62G 21% / 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 709 10363 3 4916 14937 Swap: 1023 48 975 ---> 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:8c:39:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79969sec preferred_lft 79969sec inet6 fe80::f816:3eff:fe8c:3960/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:c8:61:a0:7e:b5 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::24c8:61ff:fea0:7eb5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23618) 06/04/26 _x86_64_ (4 CPU) 05:48:31 LINUX RESTART (4 CPU) 05:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:02 95.56 7.03 85.01 3.53 711.17 26368.65 5172.47 06:10:01 16.51 0.01 1.79 14.71 0.19 20.27 221131.28 06:20:01 1.65 0.00 1.63 0.02 0.01 18.29 0.16 06:30:02 1.69 0.01 1.66 0.02 0.24 18.66 0.15 06:40:01 28.88 2.32 25.15 1.41 125.38 2758.17 1533.33 06:50:01 13.88 0.85 12.33 0.69 8.04 355.90 609.77 07:00:02 43.17 19.95 22.04 1.17 182.99 1790.67 1806.59 07:10:01 12.02 0.69 10.80 0.52 27.41 582.61 684.70 07:20:01 12.34 0.26 11.63 0.46 11.68 574.76 1117.03 07:30:02 5.56 0.17 5.23 0.16 8.30 131.92 203.27 Average: 23.14 3.13 17.74 2.27 107.72 3268.43 23162.98 05:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:02 6124364 15297856 633548 3.87 219268 8784244 1371232 7.87 1545160 7987020 180 06:10:01 6120096 15298432 632984 3.87 219756 8788560 1370300 7.87 1549924 7990172 12 06:20:01 6116568 15295512 635932 3.88 220228 8788692 1370796 7.87 1550392 7990992 12 06:30:02 6114052 15293504 637904 3.90 220644 8788776 1372780 7.88 1550840 7992832 264 06:40:01 1569684 6533352 9394188 57.38 231408 4601460 10266820 58.93 1662804 12446984 260 06:50:01 1108840 5970520 9957332 60.82 233820 4500636 11365184 65.24 1703600 12872816 272 07:00:02 5486888 9652680 6278120 38.34 244348 3821648 7057608 40.51 1776504 8449168 528 07:10:01 7270664 11556988 4375972 26.73 249448 3934304 5276428 30.29 1807020 6644424 356 07:20:01 6981156 11385844 4546608 27.77 254084 4042472 5320128 30.54 1824864 6902648 116 07:30:02 6910584 11330388 4602016 28.11 254968 4056620 5254540 30.16 1835488 6965628 352 Average: 5380290 11761508 4169460 25.47 234797 6010741 5002582 28.71 1680660 8624268 235 05:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:02 lo 1.09 1.09 0.11 0.11 0.00 0.00 0.00 0.00 06:00:02 ens3 167.36 127.03 2669.82 13.66 0.00 0.00 0.00 0.00 06:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:10:01 ens3 0.51 0.74 0.07 0.95 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:20:01 ens3 0.27 0.14 0.08 0.05 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:30:02 ens3 0.36 0.16 0.11 0.07 0.00 0.00 0.00 0.00 06:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 14.83 14.83 9.24 9.24 0.00 0.00 0.00 0.00 06:40:01 ens3 1.35 1.17 0.46 0.50 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 33.85 33.85 14.07 14.07 0.00 0.00 0.00 0.00 06:50:01 ens3 1.10 0.90 0.26 0.21 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:02 lo 31.38 31.38 16.16 16.16 0.00 0.00 0.00 0.00 07:00:02 ens3 1.53 1.29 0.42 0.37 0.00 0.00 0.00 0.00 07:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 8.98 8.98 4.15 4.15 0.00 0.00 0.00 0.00 07:10:01 ens3 0.85 0.64 0.28 0.21 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 8.29 8.29 5.06 5.06 0.00 0.00 0.00 0.00 07:20:01 ens3 0.76 0.67 0.24 0.21 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:02 lo 16.76 16.76 6.87 6.87 0.00 0.00 0.00 0.00 07:30:02 ens3 0.57 0.46 0.12 0.09 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 11.55 11.55 5.57 5.57 0.00 0.00 0.00 0.00 Average: ens3 17.51 13.35 267.89 1.63 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-23618) 06/04/26 _x86_64_ (4 CPU) 05:48:31 LINUX RESTART (4 CPU) 05:50:01 CPU %user %nice %system %iowait %steal %idle 06:00:02 all 24.00 0.00 1.69 1.65 0.05 72.61 06:00:02 0 24.32 0.00 1.69 1.86 0.05 72.07 06:00:02 1 26.30 0.00 1.83 1.44 0.05 70.38 06:00:02 2 22.37 0.00 1.61 1.85 0.05 74.11 06:00:02 3 22.99 0.00 1.64 1.45 0.06 73.86 06:10:01 all 0.17 0.00 0.05 1.31 0.02 98.45 06:10:01 0 0.31 0.00 0.02 0.93 0.01 98.72 06:10:01 1 0.16 0.00 0.06 0.03 0.02 99.74 06:10:01 2 0.08 0.00 0.03 0.08 0.02 99.79 06:10:01 3 0.15 0.00 0.07 4.21 0.03 95.54 06:20:01 all 0.14 0.00 0.04 0.08 0.02 99.72 06:20:01 0 0.04 0.00 0.04 0.11 0.02 99.80 06:20:01 1 0.20 0.00 0.04 0.15 0.02 99.60 06:20:01 2 0.26 0.00 0.07 0.04 0.03 99.61 06:20:01 3 0.08 0.00 0.04 0.01 0.02 99.86 06:30:02 all 0.20 0.00 0.05 0.11 0.02 99.62 06:30:02 0 0.06 0.00 0.03 0.37 0.01 99.53 06:30:02 1 0.04 0.00 0.03 0.02 0.01 99.90 06:30:02 2 0.59 0.00 0.06 0.03 0.03 99.29 06:30:02 3 0.13 0.00 0.06 0.02 0.02 99.77 06:40:01 all 28.25 0.00 1.16 0.21 0.07 70.31 06:40:01 0 27.96 0.00 1.10 0.22 0.07 70.65 06:40:01 1 27.67 0.00 1.22 0.40 0.07 70.63 06:40:01 2 28.04 0.00 1.16 0.11 0.07 70.63 06:40:01 3 29.35 0.00 1.18 0.09 0.07 69.32 06:50:01 all 29.61 0.00 1.26 0.21 0.09 68.82 06:50:01 0 29.52 0.00 1.27 0.18 0.09 68.95 06:50:01 1 29.72 0.00 1.23 0.15 0.09 68.80 06:50:01 2 29.72 0.00 1.39 0.31 0.09 68.49 06:50:01 3 29.49 0.00 1.17 0.19 0.09 69.06 07:00:02 all 33.48 0.00 1.32 0.19 0.09 64.92 07:00:02 0 33.47 0.00 1.35 0.13 0.09 64.95 07:00:02 1 32.92 0.00 1.26 0.30 0.09 65.43 07:00:02 2 33.51 0.00 1.40 0.18 0.09 64.82 07:00:02 3 34.02 0.00 1.29 0.13 0.09 64.47 07:10:01 all 15.92 0.00 0.64 0.08 0.07 83.30 07:10:01 0 14.51 0.00 0.52 0.06 0.06 84.84 07:10:01 1 16.93 0.00 0.77 0.13 0.07 82.10 07:10:01 2 16.13 0.00 0.69 0.11 0.07 83.00 07:10:01 3 16.08 0.00 0.57 0.03 0.07 83.24 07:20:01 all 14.61 0.00 0.53 5.46 0.07 79.33 07:20:01 0 13.90 0.00 0.55 6.54 0.06 78.94 07:20:01 1 15.95 0.00 0.48 3.61 0.07 79.88 07:20:01 2 14.63 0.00 0.62 10.27 0.07 74.41 07:20:01 3 13.95 0.00 0.48 1.42 0.07 84.08 07:30:02 all 8.31 0.00 0.36 0.17 0.06 91.10 07:30:02 0 7.83 0.00 0.45 0.34 0.06 91.31 07:30:02 1 8.09 0.00 0.30 0.06 0.06 91.49 07:30:02 2 8.92 0.00 0.33 0.07 0.06 90.62 07:30:02 3 8.40 0.00 0.37 0.22 0.06 90.97 Average: all 15.47 0.00 0.71 0.95 0.06 82.82 Average: 0 15.19 0.00 0.70 1.08 0.05 82.98 Average: 1 15.80 0.00 0.72 0.63 0.05 82.79 Average: 2 15.41 0.00 0.74 1.31 0.06 82.49 Average: 3 15.47 0.00 0.69 0.78 0.06 83.01