---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10337 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 927 25111 4 6053 30697 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:9f:7b:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82099sec preferred_lft 82099sec inet6 fe80::f816:3eff:fe9f:7baa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:81:83:5b:46:36 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-10337) 05/02/26 _x86_64_ (8 CPU) 07:11:52 LINUX RESTART (8 CPU) 07:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:02 1.53 0.00 1.52 0.00 0.04 17.37 0.13 07:40:02 1.39 0.00 1.39 0.00 0.00 15.54 0.00 07:50:38 1.35 0.00 1.35 0.00 0.06 14.69 0.00 08:00:38 1.42 0.00 1.42 0.00 0.00 16.07 0.00 08:10:19 1.47 0.00 1.47 0.00 0.00 16.80 0.00 08:20:35 48.52 3.70 44.12 0.69 129.91 11943.76 3281.33 Average: 9.41 0.63 8.67 0.12 22.04 2037.99 556.25 07:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:02 30218544 31861612 525352 1.60 60028 1921040 1512436 4.46 198992 2147736 264 07:40:02 30219180 31863004 524068 1.59 60620 1921180 1512436 4.46 199588 2149088 228 07:50:38 30218692 31863148 523692 1.59 61220 1921208 1512436 4.46 200164 2149884 8 08:00:38 30218220 31863308 523316 1.59 61840 1921216 1512564 4.46 200784 2151880 12 08:10:19 30216292 31861992 524376 1.60 62424 1921216 1512564 4.46 201384 2153808 4 08:20:35 26350484 31509648 800424 2.44 128752 5272940 1365176 4.03 1286916 4758492 4 Average: 29573569 31803785 570205 1.74 72481 2479800 1487935 4.39 381305 2585148 87 07:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:02 ens3 0.27 0.12 0.08 0.05 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 07:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:02 ens3 0.27 0.12 0.08 0.05 0.00 0.00 0.00 0.00 07:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:38 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 07:50:38 ens3 0.14 0.08 0.04 0.02 0.00 0.00 0.00 0.00 07:50:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:38 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:38 ens3 0.30 0.15 0.11 0.07 0.00 0.00 0.00 0.00 08:00:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:19 ens3 0.44 0.21 0.18 0.12 0.00 0.00 0.00 0.00 08:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:35 lo 142.36 142.36 177.75 177.75 0.00 0.00 0.00 0.00 08:20:35 ens3 659.20 385.39 1653.08 1128.57 0.00 0.00 0.00 0.00 08:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.22 24.22 30.14 30.14 0.00 0.00 0.00 0.00 Average: ens3 111.98 65.44 280.30 191.36 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-8c-8g-10337) 05/02/26 _x86_64_ (8 CPU) 07:11:52 LINUX RESTART (8 CPU) 07:20:00 CPU %user %nice %system %iowait %steal %idle 07:30:02 all 0.11 0.00 0.01 0.00 0.01 99.86 07:30:02 0 0.01 0.00 0.01 0.00 0.01 99.97 07:30:02 1 0.27 0.00 0.01 0.00 0.01 99.71 07:30:02 2 0.03 0.00 0.03 0.00 0.02 99.92 07:30:02 3 0.01 0.00 0.02 0.00 0.01 99.96 07:30:02 4 0.55 0.00 0.01 0.00 0.01 99.43 07:30:02 5 0.01 0.00 0.01 0.03 0.01 99.93 07:30:02 6 0.01 0.00 0.01 0.00 0.00 99.98 07:30:02 7 0.00 0.00 0.00 0.00 0.00 99.99 07:40:02 all 0.07 0.00 0.01 0.01 0.01 99.90 07:40:02 0 0.01 0.00 0.01 0.01 0.01 99.95 07:40:02 1 0.45 0.00 0.02 0.00 0.02 99.52 07:40:02 2 0.02 0.00 0.03 0.00 0.02 99.94 07:40:02 3 0.02 0.00 0.02 0.00 0.01 99.95 07:40:02 4 0.02 0.00 0.01 0.00 0.01 99.96 07:40:02 5 0.01 0.00 0.01 0.03 0.00 99.96 07:40:02 6 0.02 0.00 0.02 0.00 0.01 99.95 07:40:02 7 0.00 0.00 0.00 0.00 0.00 99.99 07:50:38 all 0.07 0.00 0.01 0.00 0.01 99.90 07:50:38 0 0.01 0.00 0.02 0.00 0.02 99.94 07:50:38 1 0.46 0.00 0.01 0.00 0.01 99.51 07:50:38 2 0.01 0.00 0.02 0.00 0.02 99.95 07:50:38 3 0.03 0.00 0.02 0.00 0.02 99.94 07:50:38 4 0.01 0.00 0.01 0.00 0.00 99.98 07:50:38 5 0.01 0.00 0.01 0.03 0.00 99.95 07:50:38 6 0.01 0.00 0.01 0.00 0.01 99.97 07:50:38 7 0.00 0.00 0.00 0.00 0.00 99.99 08:00:38 all 0.08 0.00 0.01 0.01 0.01 99.89 08:00:38 0 0.16 0.00 0.01 0.00 0.01 99.82 08:00:38 1 0.39 0.00 0.02 0.00 0.01 99.57 08:00:38 2 0.01 0.00 0.01 0.00 0.01 99.97 08:00:38 3 0.03 0.00 0.03 0.00 0.03 99.91 08:00:38 4 0.01 0.00 0.01 0.00 0.01 99.97 08:00:38 5 0.01 0.00 0.01 0.03 0.00 99.95 08:00:38 6 0.02 0.00 0.01 0.00 0.01 99.96 08:00:38 7 0.01 0.00 0.01 0.00 0.01 99.98 08:10:19 all 0.18 0.00 0.02 0.01 0.01 99.79 08:10:19 0 1.29 0.00 0.02 0.00 0.01 98.67 08:10:19 1 0.01 0.00 0.01 0.00 0.01 99.96 08:10:19 2 0.01 0.00 0.01 0.00 0.01 99.96 08:10:19 3 0.02 0.00 0.04 0.02 0.03 99.88 08:10:19 4 0.01 0.00 0.01 0.00 0.00 99.98 08:10:19 5 0.06 0.00 0.01 0.01 0.01 99.91 08:10:19 6 0.02 0.00 0.01 0.00 0.00 99.97 08:10:19 7 0.00 0.00 0.01 0.00 0.00 99.99 08:20:35 all 11.81 0.00 0.89 0.12 0.04 87.13 08:20:35 0 12.91 0.00 1.08 0.12 0.05 85.84 08:20:35 1 12.76 0.00 1.37 0.38 0.06 85.43 08:20:35 2 12.19 0.00 1.01 0.06 0.05 86.70 08:20:35 3 12.00 0.00 0.72 0.02 0.04 87.22 08:20:35 4 9.88 0.00 0.78 0.11 0.04 89.19 08:20:35 5 10.31 0.00 0.81 0.02 0.04 88.81 08:20:35 6 15.19 0.00 0.84 0.23 0.04 83.70 08:20:35 7 9.24 0.00 0.55 0.05 0.04 90.12 Average: all 2.08 0.00 0.16 0.03 0.02 97.72 Average: 0 2.42 0.00 0.20 0.02 0.02 97.34 Average: 1 2.42 0.00 0.24 0.06 0.02 97.25 Average: 2 2.07 0.00 0.19 0.01 0.02 97.71 Average: 3 2.05 0.00 0.14 0.01 0.02 97.78 Average: 4 1.77 0.00 0.14 0.02 0.01 98.06 Average: 5 1.76 0.00 0.15 0.02 0.01 98.06 Average: 6 2.58 0.00 0.15 0.04 0.01 97.21 Average: 7 1.57 0.00 0.10 0.01 0.01 98.32