---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33461 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: 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: 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 752 25089 4 6249 30871 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:3a:68:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82528sec preferred_lft 82528sec inet6 fe80::f816:3eff:fe3a:6825/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:7d:35:80:48:22 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-33461) 07/06/26 _x86_64_ (8 CPU) 15:24:12 LINUX RESTART (8 CPU) 15:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 1.29 0.01 1.29 0.00 0.45 14.88 0.13 15:50:17 1.09 0.00 1.09 0.00 0.00 12.46 0.00 16:00:17 13.44 11.88 1.55 0.01 132.27 29.31 0.11 16:10:18 15.12 0.00 1.30 13.81 0.15 14.64 513467.52 16:20:03 30.70 3.20 27.41 0.10 106.85 1996.81 215.63 Average: 12.18 3.00 6.39 2.78 47.38 403.31 102745.14 15:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 30251304 31894676 491720 1.50 59664 1921680 1519916 4.48 199224 2128264 12 15:50:17 30249048 31892864 493524 1.50 60040 1921696 1519980 4.48 199636 2130896 196 16:00:17 30195156 31888720 489664 1.49 63024 1961388 1520012 4.48 237500 2136112 32 16:10:18 30189108 31893212 485168 1.48 63700 1971216 1520044 4.48 248044 2138568 24 16:20:03 27500272 30063760 2282444 6.95 89264 2778924 2683060 7.91 474456 4538460 332564 Average: 29676978 31526646 848504 2.58 67138 2110981 1752602 5.17 271772 2614460 66566 15:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:40:01 ens3 0.42 0.13 0.19 0.04 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:17 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 15:50:17 ens3 0.37 0.15 0.10 0.07 0.00 0.00 0.00 0.00 15:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:00:17 ens3 0.39 0.17 0.15 0.09 0.00 0.00 0.00 0.00 16:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:10:18 ens3 0.51 0.20 0.16 0.11 0.00 0.00 0.00 0.00 16:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:03 lo 79.69 79.69 112.29 112.29 0.00 0.00 0.00 0.00 16:20:03 ens3 206.82 142.50 1125.29 40.04 0.00 0.00 0.00 0.00 16:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.61 15.61 21.88 21.88 0.00 0.00 0.00 0.00 Average: ens3 40.63 27.89 219.33 7.86 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-33461) 07/06/26 _x86_64_ (8 CPU) 15:24:12 LINUX RESTART (8 CPU) 15:30:00 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 0.05 0.00 0.01 0.01 0.01 99.92 15:40:01 0 0.33 0.00 0.01 0.00 0.01 99.65 15:40:01 1 0.01 0.00 0.01 0.00 0.01 99.97 15:40:01 2 0.03 0.00 0.01 0.00 0.01 99.95 15:40:01 3 0.01 0.00 0.00 0.00 0.00 99.98 15:40:01 4 0.01 0.00 0.01 0.00 0.00 99.98 15:40:01 5 0.01 0.00 0.02 0.01 0.02 99.94 15:40:01 6 0.01 0.00 0.02 0.03 0.01 99.93 15:40:01 7 0.02 0.00 0.02 0.00 0.02 99.93 15:50:17 all 0.04 0.00 0.01 0.01 0.01 99.94 15:50:17 0 0.20 0.00 0.00 0.00 0.01 99.79 15:50:17 1 0.01 0.00 0.01 0.00 0.02 99.96 15:50:17 2 0.04 0.00 0.02 0.00 0.02 99.92 15:50:17 3 0.00 0.00 0.01 0.00 0.00 99.98 15:50:17 4 0.01 0.00 0.01 0.00 0.00 99.97 15:50:17 5 0.01 0.00 0.01 0.00 0.01 99.96 15:50:17 6 0.01 0.00 0.01 0.04 0.00 99.94 15:50:17 7 0.01 0.00 0.01 0.00 0.01 99.97 16:00:17 all 0.07 0.04 0.02 0.03 0.01 99.83 16:00:17 0 0.37 0.00 0.01 0.00 0.01 99.62 16:00:17 1 0.02 0.00 0.03 0.00 0.02 99.93 16:00:17 2 0.10 0.00 0.03 0.00 0.02 99.85 16:00:17 3 0.01 0.00 0.01 0.01 0.00 99.97 16:00:17 4 0.01 0.00 0.01 0.00 0.00 99.97 16:00:17 5 0.01 0.00 0.02 0.01 0.02 99.94 16:00:17 6 0.01 0.00 0.01 0.04 0.00 99.94 16:00:17 7 0.01 0.29 0.07 0.21 0.01 99.41 16:10:18 all 0.06 0.00 0.02 0.03 0.01 99.88 16:10:18 0 0.38 0.00 0.01 0.00 0.01 99.61 16:10:18 1 0.01 0.00 0.01 0.02 0.01 99.95 16:10:18 2 0.02 0.00 0.01 0.02 0.01 99.93 16:10:18 3 0.02 0.00 0.01 0.00 0.00 99.96 16:10:18 4 0.01 0.00 0.02 0.14 0.00 99.82 16:10:18 5 0.02 0.00 0.02 0.02 0.01 99.94 16:10:18 6 0.01 0.00 0.01 0.00 0.00 99.97 16:10:18 7 0.01 0.00 0.02 0.05 0.02 99.89 16:20:03 all 3.97 0.00 0.32 0.07 0.02 95.61 16:20:03 0 3.55 0.00 0.27 0.02 0.02 96.14 16:20:03 1 4.63 0.00 0.45 0.02 0.02 94.87 16:20:03 2 4.32 0.00 0.47 0.02 0.02 95.16 16:20:03 3 4.07 0.00 0.27 0.04 0.02 95.60 16:20:03 4 3.66 0.00 0.23 0.02 0.02 96.07 16:20:03 5 3.33 0.00 0.28 0.10 0.03 96.27 16:20:03 6 2.97 0.00 0.37 0.33 0.02 96.30 16:20:03 7 5.22 0.00 0.24 0.01 0.04 94.50 Average: all 0.82 0.01 0.08 0.03 0.01 99.06 Average: 0 0.95 0.00 0.06 0.00 0.01 98.98 Average: 1 0.91 0.00 0.10 0.01 0.02 98.96 Average: 2 0.88 0.00 0.11 0.01 0.02 98.99 Average: 3 0.80 0.00 0.06 0.01 0.01 99.12 Average: 4 0.72 0.00 0.06 0.03 0.01 99.18 Average: 5 0.66 0.00 0.07 0.02 0.02 99.23 Average: 6 0.59 0.00 0.08 0.09 0.01 99.24 Average: 7 1.03 0.06 0.07 0.06 0.02 98.77