---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32417 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 693 12424 3 2871 14952 Swap: 1023 23 1000 ---> 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:ff:84:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79901sec preferred_lft 79901sec inet6 fe80::f816:3eff:feff:8449/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:3b:44:86:f7:2a 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::583b:44ff:fe86:f72a/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-32417) 07/02/26 _x86_64_ (4 CPU) 17:59:43 LINUX RESTART (4 CPU) 18:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:04 138.83 16.13 118.21 4.49 2068.07 40351.45 11125.02 18:20:01 92.55 23.93 50.70 17.91 1089.02 5260.79 214736.05 18:30:18 14.05 1.98 11.49 0.59 47.51 339.86 407.80 18:40:08 10.99 0.09 10.38 0.53 1.98 558.27 1588.09 18:50:18 18.41 0.04 17.59 0.79 1.39 480.54 252.10 19:00:04 4.96 0.03 4.76 0.17 1.72 119.63 40.07 19:10:18 7.13 0.07 6.72 0.35 2.16 210.25 111.90 19:20:05 4.76 0.03 4.54 0.18 1.31 141.67 75.17 19:30:04 5.66 0.06 5.34 0.26 2.60 172.98 65.70 19:40:05 10.15 0.23 9.59 0.33 5.44 522.99 93.88 Average: 30.80 4.26 23.99 2.55 322.56 4831.39 22734.72 18:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:04 4200816 15266140 657244 4.01 252768 10561196 1486340 8.53 2056868 9328740 231860 18:20:01 3804404 5532832 10406748 63.56 264716 1586016 11072364 63.56 1080044 11049244 724 18:30:18 9339012 11101784 4839172 29.56 266824 1618068 5635780 32.35 1119852 5473372 216 18:40:08 13480948 15345920 600948 3.67 271396 1714996 1371392 7.87 1167832 1308668 6760 18:50:18 9593636 11512868 4432224 27.07 275492 1765052 5258108 30.18 1176648 5192264 364 19:00:04 9317132 11249152 4695636 28.68 276196 1777192 5423264 31.13 1178300 5453320 272 19:10:18 8064012 10026140 5918040 36.14 277200 1806220 6790200 38.98 1182048 6700840 240 19:20:05 7911672 9893316 6050668 36.96 277944 1824992 6855900 39.35 1185820 6858672 172 19:30:04 13247668 15348264 598608 3.66 281608 1935056 1371036 7.87 1194392 1513120 93192 19:40:05 9176332 11302292 4642216 28.35 282792 1958916 5302488 30.44 1205436 5572540 460 Average: 8813563 11657871 4284150 26.17 272694 2654770 5056687 29.03 1254724 5845078 33426 18:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:04 lo 3.25 3.25 2.34 2.34 0.00 0.00 0.00 0.00 18:10:04 ens3 178.90 132.45 2109.74 18.05 0.00 0.00 0.00 0.00 18:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 40.14 40.14 27.00 27.00 0.00 0.00 0.00 0.00 18:20:01 ens3 2.23 2.14 0.45 1.17 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:18 lo 38.48 38.48 14.78 14.78 0.00 0.00 0.00 0.00 18:30:18 ens3 1.21 0.98 0.29 0.23 0.00 0.00 0.00 0.00 18:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:08 lo 5.54 5.54 3.55 3.55 0.00 0.00 0.00 0.00 18:40:08 ens3 0.83 0.60 0.22 0.19 0.00 0.00 0.00 0.00 18:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:18 lo 12.88 12.88 7.32 7.32 0.00 0.00 0.00 0.00 18:50:18 ens3 0.85 0.71 0.17 0.14 0.00 0.00 0.00 0.00 18:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:04 lo 19.13 19.13 9.17 9.17 0.00 0.00 0.00 0.00 19:00:04 ens3 0.68 0.56 0.16 0.13 0.00 0.00 0.00 0.00 19:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:18 lo 28.50 28.50 11.10 11.10 0.00 0.00 0.00 0.00 19:10:18 ens3 0.57 0.52 0.12 0.10 0.00 0.00 0.00 0.00 19:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:05 lo 21.08 21.08 10.76 10.76 0.00 0.00 0.00 0.00 19:20:05 ens3 0.72 0.55 0.16 0.12 0.00 0.00 0.00 0.00 19:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:04 lo 15.14 15.14 8.43 8.43 0.00 0.00 0.00 0.00 19:30:04 ens3 0.87 0.69 0.26 0.20 0.00 0.00 0.00 0.00 19:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:05 lo 15.25 15.25 8.07 8.07 0.00 0.00 0.00 0.00 19:40:05 ens3 0.88 0.60 0.23 0.17 0.00 0.00 0.00 0.00 19:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.00 20.00 10.26 10.26 0.00 0.00 0.00 0.00 Average: ens3 18.85 14.04 212.11 2.06 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-32417) 07/02/26 _x86_64_ (4 CPU) 17:59:43 LINUX RESTART (4 CPU) 18:00:00 CPU %user %nice %system %iowait %steal %idle 18:10:04 all 40.04 0.00 2.50 1.41 0.08 55.97 18:10:04 0 37.61 0.00 2.53 1.25 0.07 58.53 18:10:04 1 38.01 0.00 2.45 1.87 0.08 57.59 18:10:04 2 43.74 0.00 2.41 1.11 0.08 52.65 18:10:04 3 40.78 0.00 2.63 1.42 0.08 55.10 18:20:01 all 66.17 0.00 2.36 0.21 0.11 31.15 18:20:01 0 66.19 0.00 2.39 0.25 0.11 31.06 18:20:01 1 65.90 0.00 2.40 0.18 0.11 31.40 18:20:01 2 65.49 0.00 2.28 0.16 0.11 31.95 18:20:01 3 67.12 0.00 2.36 0.24 0.12 30.17 18:30:18 all 24.79 0.00 1.27 0.13 0.09 73.72 18:30:18 0 24.96 0.00 1.30 0.04 0.09 73.60 18:30:18 1 25.21 0.00 1.22 0.33 0.09 73.15 18:30:18 2 24.38 0.00 1.33 0.07 0.09 74.12 18:30:18 3 24.60 0.00 1.23 0.08 0.09 74.01 18:40:08 all 16.86 0.00 0.67 0.05 0.07 82.34 18:40:08 0 16.52 0.00 0.63 0.09 0.07 82.69 18:40:08 1 16.88 0.00 0.72 0.05 0.08 82.28 18:40:08 2 16.96 0.00 0.60 0.03 0.07 82.34 18:40:08 3 17.09 0.00 0.73 0.04 0.07 82.07 18:50:18 all 30.48 0.00 0.94 0.07 0.08 68.43 18:50:18 0 29.94 0.00 0.93 0.02 0.07 69.03 18:50:18 1 30.35 0.00 0.97 0.09 0.08 68.51 18:50:18 2 30.36 0.00 0.88 0.05 0.08 68.62 18:50:18 3 31.28 0.00 0.99 0.12 0.08 67.54 19:00:04 all 9.21 0.00 0.47 0.03 0.07 90.22 19:00:04 0 9.29 0.00 0.39 0.01 0.06 90.26 19:00:04 1 9.19 0.00 0.45 0.04 0.07 90.25 19:00:04 2 9.57 0.00 0.58 0.04 0.08 89.73 19:00:04 3 8.80 0.00 0.46 0.03 0.07 90.64 19:10:18 all 15.67 0.00 0.58 0.03 0.08 83.65 19:10:18 0 15.58 0.00 0.52 0.01 0.07 83.82 19:10:18 1 15.48 0.00 0.59 0.04 0.08 83.81 19:10:18 2 15.48 0.00 0.62 0.03 0.08 83.79 19:10:18 3 16.15 0.00 0.57 0.05 0.08 83.16 19:20:05 all 11.19 0.00 0.52 0.02 0.07 88.19 19:20:05 0 11.28 0.00 0.49 0.04 0.06 88.12 19:20:05 1 11.29 0.00 0.54 0.02 0.08 88.08 19:20:05 2 11.20 0.00 0.56 0.01 0.07 88.16 19:20:05 3 10.99 0.00 0.51 0.03 0.08 88.40 19:30:04 all 8.26 0.00 0.51 0.04 0.07 91.12 19:30:04 0 7.89 0.00 0.47 0.08 0.07 91.50 19:30:04 1 9.15 0.00 0.60 0.06 0.07 90.11 19:30:04 2 8.08 0.00 0.55 0.01 0.07 91.30 19:30:04 3 7.91 0.00 0.42 0.02 0.07 91.58 19:40:05 all 13.50 0.00 0.46 0.04 0.07 85.93 19:40:05 0 13.41 0.00 0.33 0.01 0.07 86.18 19:40:05 1 13.88 0.00 0.49 0.07 0.07 85.49 19:40:05 2 13.38 0.00 0.55 0.03 0.08 85.98 19:40:05 3 13.33 0.00 0.48 0.05 0.07 86.07 Average: all 23.66 0.00 1.03 0.20 0.08 75.02 Average: 0 23.31 0.00 1.00 0.18 0.08 75.44 Average: 1 23.57 0.00 1.04 0.28 0.08 75.03 Average: 2 23.91 0.00 1.04 0.15 0.08 74.81 Average: 3 23.85 0.00 1.04 0.21 0.08 74.82