---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-26638 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: 5600.00 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 597 12652 3 2739 15049 Swap: 1023 127 896 ---> 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:60:82:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79968sec preferred_lft 79968sec inet6 fe80::f816:3eff:fe60:822d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:06:90:08:cb:12 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::c406:90ff:fe08:cb12/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-26638) 06/11/26 _x86_64_ (4 CPU) 07:37:49 LINUX RESTART (4 CPU) 07:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:07 134.51 21.13 109.21 4.17 910.61 36841.22 10807.85 08:00:07 57.33 24.76 30.87 1.70 1109.14 2296.73 1221.28 08:10:07 10.35 1.07 8.88 0.41 43.97 264.08 825.61 08:20:00 9.25 0.32 8.47 0.46 11.55 542.39 329.57 08:30:07 19.25 0.27 18.17 0.81 10.10 606.94 1858.70 08:40:07 5.00 0.37 4.47 0.16 14.37 128.56 55.80 08:50:07 7.41 0.31 6.79 0.31 9.91 244.73 198.24 09:00:07 5.29 0.18 4.91 0.20 8.85 161.51 68.35 09:10:02 6.41 0.25 5.90 0.26 15.48 197.91 59.32 09:20:01 25.88 0.78 9.38 15.72 24.24 597.36 208597.96 Average: 28.22 4.97 20.83 2.42 216.80 4229.46 22393.61 07:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:07 1588064 5478748 10449804 63.82 262600 3540316 12539860 71.98 2117572 12008424 2124 08:00:07 2575560 3948696 11998604 73.28 160576 1392928 13422580 77.05 842460 12583292 700 08:10:07 13546528 14954672 1000296 6.11 161924 1426436 1905356 10.94 862184 1634516 6864 08:20:00 13950284 15476544 478492 2.92 166484 1534716 1360044 7.81 916600 1155988 11164 08:30:07 10029684 11636644 4316608 26.36 170060 1611732 5252348 30.15 928700 5068464 376 08:40:07 9682720 11306956 4645996 28.38 170668 1628416 5496100 31.55 934212 5390072 400 08:50:07 8572496 10236000 5716424 34.91 171504 1666812 6706916 38.50 940104 6498984 324 09:00:07 8389044 10077040 5875088 35.88 172264 1690516 6733096 38.65 946300 6675664 204 09:10:02 13637780 15463828 491144 3.00 176488 1818320 1361096 7.81 957628 1425500 105328 09:20:01 12272572 14161824 1792876 10.95 178596 1879088 2948632 16.93 988460 2765316 26452 Average: 9424473 11274095 4676533 28.56 179116 1818928 5772603 33.13 1043422 5520622 15394 07:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:07 lo 9.55 9.55 9.66 9.66 0.00 0.00 0.00 0.00 07:50:07 ens3 99.64 78.02 1492.08 8.57 0.00 0.00 0.00 0.00 07:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:07 lo 46.34 46.34 24.90 24.90 0.00 0.00 0.00 0.00 08:00:07 ens3 2.06 1.84 0.52 0.44 0.00 0.00 0.00 0.00 08:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:07 lo 28.73 28.73 11.67 11.67 0.00 0.00 0.00 0.00 08:10:07 ens3 1.09 0.79 0.29 0.22 0.00 0.00 0.00 0.00 08:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 12.59 12.59 6.59 6.59 0.00 0.00 0.00 0.00 08:20:00 ens3 0.79 0.66 0.21 0.17 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:07 lo 12.95 12.95 7.41 7.41 0.00 0.00 0.00 0.00 08:30:07 ens3 0.83 0.90 0.17 0.15 0.00 0.00 0.00 0.00 08:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:07 lo 20.42 20.42 9.58 9.58 0.00 0.00 0.00 0.00 08:40:07 ens3 0.86 0.68 0.21 0.16 0.00 0.00 0.00 0.00 08:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 lo 27.11 27.11 10.63 10.63 0.00 0.00 0.00 0.00 08:50:07 ens3 0.56 0.45 0.13 0.09 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:07 lo 21.31 21.31 10.77 10.77 0.00 0.00 0.00 0.00 09:00:07 ens3 0.67 0.55 0.15 0.13 0.00 0.00 0.00 0.00 09:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:02 lo 15.30 15.30 8.50 8.50 0.00 0.00 0.00 0.00 09:10:02 ens3 0.75 0.65 0.21 0.18 0.00 0.00 0.00 0.00 09:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 23.35 23.35 10.93 10.93 0.00 0.00 0.00 0.00 09:20:01 ens3 0.86 0.72 0.19 0.16 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.76 21.76 11.06 11.06 0.00 0.00 0.00 0.00 Average: ens3 10.92 8.61 151.10 1.04 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-26638) 06/11/26 _x86_64_ (4 CPU) 07:37:49 LINUX RESTART (4 CPU) 07:40:00 CPU %user %nice %system %iowait %steal %idle 07:50:07 all 58.29 0.07 2.64 0.35 0.09 38.56 07:50:07 0 59.14 0.04 2.67 0.36 0.09 37.70 07:50:07 1 59.01 0.00 2.56 0.29 0.10 38.04 07:50:07 2 56.45 0.22 2.79 0.62 0.09 39.83 07:50:07 3 58.56 0.02 2.52 0.14 0.09 38.68 08:00:07 all 61.56 0.00 2.23 0.96 0.13 35.12 08:00:07 0 60.78 0.00 2.13 1.17 0.13 35.79 08:00:07 1 61.75 0.00 2.31 0.71 0.12 35.11 08:00:07 2 62.09 0.00 2.31 0.75 0.13 34.72 08:00:07 3 61.63 0.00 2.18 1.19 0.12 34.87 08:10:07 all 16.60 0.00 0.73 0.05 0.08 82.55 08:10:07 0 16.75 0.00 0.72 0.04 0.08 82.41 08:10:07 1 16.34 0.00 0.82 0.06 0.08 82.71 08:10:07 2 16.67 0.00 0.70 0.05 0.08 82.50 08:10:07 3 16.64 0.00 0.67 0.05 0.08 82.57 08:20:00 all 19.13 0.00 0.82 0.08 0.08 79.89 08:20:00 0 18.85 0.00 0.88 0.06 0.08 80.13 08:20:00 1 19.84 0.00 0.71 0.02 0.08 79.36 08:20:00 2 18.93 0.00 0.78 0.07 0.08 80.14 08:20:00 3 18.90 0.00 0.89 0.17 0.08 79.95 08:30:07 all 30.81 0.00 0.96 0.08 0.09 68.06 08:30:07 0 31.40 0.00 0.97 0.08 0.08 67.46 08:30:07 1 31.11 0.00 1.05 0.05 0.09 67.70 08:30:07 2 30.50 0.00 0.93 0.05 0.09 68.43 08:30:07 3 30.23 0.00 0.90 0.13 0.08 68.66 08:40:07 all 9.33 0.00 0.51 0.02 0.07 90.08 08:40:07 0 8.70 0.00 0.47 0.03 0.06 90.74 08:40:07 1 9.47 0.00 0.55 0.01 0.07 89.90 08:40:07 2 9.84 0.00 0.55 0.02 0.07 89.52 08:40:07 3 9.31 0.00 0.47 0.02 0.07 90.13 08:50:07 all 15.85 0.00 0.57 0.03 0.07 83.47 08:50:07 0 15.86 0.00 0.61 0.02 0.08 83.43 08:50:07 1 15.45 0.00 0.52 0.04 0.08 83.91 08:50:07 2 16.02 0.00 0.58 0.02 0.07 83.30 08:50:07 3 16.08 0.00 0.54 0.05 0.07 83.26 09:00:07 all 11.15 0.00 0.44 0.02 0.07 88.32 09:00:07 0 11.19 0.00 0.55 0.04 0.07 88.15 09:00:07 1 11.32 0.00 0.36 0.02 0.08 88.23 09:00:07 2 10.83 0.00 0.48 0.01 0.07 88.61 09:00:07 3 11.27 0.00 0.36 0.01 0.07 88.29 09:10:02 all 8.46 0.00 0.45 0.03 0.07 91.00 09:10:02 0 8.32 0.00 0.43 0.04 0.07 91.15 09:10:02 1 8.32 0.00 0.48 0.03 0.07 91.10 09:10:02 2 8.72 0.00 0.50 0.04 0.07 90.67 09:10:02 3 8.46 0.00 0.38 0.01 0.07 91.07 09:20:01 all 16.83 0.00 0.55 0.04 0.08 82.49 09:20:01 0 16.73 0.00 0.52 0.05 0.08 82.63 09:20:01 1 17.27 0.00 0.50 0.02 0.09 82.12 09:20:01 2 16.75 0.00 0.61 0.03 0.08 82.52 09:20:01 3 16.58 0.00 0.58 0.05 0.08 82.71 Average: all 24.88 0.01 0.99 0.17 0.08 73.88 Average: 0 24.85 0.00 1.00 0.19 0.08 73.88 Average: 1 25.07 0.00 0.99 0.13 0.08 73.73 Average: 2 24.75 0.02 1.02 0.17 0.08 73.96 Average: 3 24.84 0.00 0.95 0.18 0.08 73.94