---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4388 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 20G 135G 13% / 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 817 17139 4 14135 30807 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:6e:b7:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.120/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82668sec preferred_lft 82668sec inet6 fe80::f816:3eff:fe6e:b740/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:a0:2e:15:2e:63 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::7ca0:2eff:fe15:2e63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4388) 07/01/26 _x86_64_ (8 CPU) 16:05:01 LINUX RESTART (8 CPU) 16:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:01 5.52 0.57 4.47 0.48 607.98 697.92 5145.00 16:30:02 1.28 0.19 1.07 0.02 1.56 13.17 392.94 16:40:02 1.01 0.00 1.01 0.00 0.00 12.08 0.00 16:50:01 1.05 0.00 1.05 0.00 0.00 12.53 0.00 17:00:02 104.40 3.86 97.67 2.88 334.58 25239.10 28590.36 Average: 22.70 0.93 21.10 0.68 188.82 5206.24 6837.40 16:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:01 29730692 31737960 644244 1.96 64788 2278080 1539324 4.54 385776 2457108 4 16:30:02 29725480 31733772 648452 1.97 65620 2278216 1538796 4.54 386620 2464884 156 16:40:02 29716724 31725360 656804 2.00 65972 2278232 1538988 4.54 386932 2471580 160 16:50:01 29711208 31720336 661748 2.01 66316 2278364 1539052 4.54 387284 2478860 136 17:00:02 21986932 29792484 2497448 7.60 200552 7687628 2620872 7.73 2674660 7568116 284 Average: 28174207 31341982 1021739 3.11 92650 3360104 1755406 5.18 844254 3488110 148 16:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 16:20:01 ens3 19.34 10.54 189.63 0.98 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:30:02 ens3 0.28 0.20 0.11 0.26 0.00 0.00 0.00 0.00 16:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:02 ens3 0.25 0.17 0.09 0.20 0.00 0.00 0.00 0.00 16:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:01 ens3 0.25 0.17 0.09 0.20 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:02 lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 17:00:02 ens3 211.13 154.90 1976.27 670.52 0.00 0.00 0.00 0.00 17:00:02 docker0 4.62 7.05 0.39 113.03 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 46.34 33.27 434.08 134.74 0.00 0.00 0.00 0.00 Average: docker0 0.93 1.41 0.08 22.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4388) 07/01/26 _x86_64_ (8 CPU) 16:05:01 LINUX RESTART (8 CPU) 16:10:02 CPU %user %nice %system %iowait %steal %idle 16:20:01 all 0.26 0.00 0.08 0.05 0.01 99.60 16:20:01 0 0.71 0.00 0.08 0.02 0.01 99.18 16:20:01 1 0.25 0.00 0.08 0.27 0.01 99.39 16:20:01 2 0.19 0.00 0.10 0.04 0.03 99.65 16:20:01 3 0.16 0.00 0.09 0.02 0.02 99.71 16:20:01 4 0.24 0.00 0.10 0.03 0.02 99.61 16:20:01 5 0.27 0.00 0.06 0.03 0.01 99.64 16:20:01 6 0.20 0.00 0.06 0.03 0.01 99.71 16:20:01 7 0.06 0.00 0.05 0.01 0.01 99.87 16:30:02 all 0.12 0.00 0.01 0.01 0.01 99.85 16:30:02 0 0.07 0.00 0.02 0.00 0.01 99.91 16:30:02 1 0.50 0.00 0.02 0.00 0.02 99.45 16:30:02 2 0.01 0.00 0.02 0.03 0.02 99.92 16:30:02 3 0.01 0.00 0.02 0.01 0.02 99.94 16:30:02 4 0.01 0.00 0.00 0.00 0.00 99.98 16:30:02 5 0.00 0.00 0.00 0.00 0.00 99.99 16:30:02 6 0.02 0.00 0.01 0.00 0.01 99.96 16:30:02 7 0.34 0.00 0.01 0.00 0.01 99.64 16:40:02 all 0.01 0.00 0.01 0.00 0.01 99.96 16:40:02 0 0.01 0.00 0.02 0.01 0.01 99.96 16:40:02 1 0.02 0.00 0.02 0.00 0.02 99.94 16:40:02 2 0.01 0.00 0.01 0.00 0.02 99.96 16:40:02 3 0.02 0.00 0.02 0.03 0.02 99.93 16:40:02 4 0.01 0.00 0.01 0.00 0.01 99.96 16:40:02 5 0.01 0.00 0.01 0.00 0.01 99.98 16:40:02 6 0.01 0.00 0.01 0.00 0.01 99.97 16:40:02 7 0.01 0.00 0.01 0.00 0.01 99.98 16:50:01 all 0.02 0.00 0.01 0.00 0.01 99.95 16:50:01 0 0.01 0.00 0.01 0.00 0.00 99.98 16:50:01 1 0.02 0.00 0.02 0.00 0.01 99.95 16:50:01 2 0.09 0.00 0.02 0.00 0.03 99.85 16:50:01 3 0.02 0.00 0.02 0.02 0.02 99.92 16:50:01 4 0.01 0.00 0.02 0.01 0.01 99.96 16:50:01 5 0.01 0.00 0.01 0.00 0.01 99.98 16:50:01 6 0.01 0.00 0.01 0.00 0.01 99.97 16:50:01 7 0.01 0.00 0.01 0.00 0.01 99.98 17:00:02 all 15.51 0.00 1.53 0.33 0.05 82.58 17:00:02 0 14.12 0.00 1.10 0.16 0.04 84.56 17:00:02 1 13.90 0.00 1.23 0.17 0.04 84.65 17:00:02 2 18.50 0.00 1.58 0.30 0.06 79.57 17:00:02 3 12.69 0.00 1.61 0.69 0.05 84.96 17:00:02 4 16.17 0.00 1.64 0.51 0.04 81.64 17:00:02 5 16.19 0.00 1.97 0.22 0.04 81.58 17:00:02 6 13.20 0.00 1.39 0.21 0.04 85.16 17:00:02 7 19.33 0.00 1.73 0.37 0.04 78.54 Average: all 3.19 0.00 0.33 0.08 0.02 96.39 Average: 0 2.99 0.00 0.24 0.04 0.02 96.71 Average: 1 2.94 0.00 0.28 0.09 0.02 96.67 Average: 2 3.76 0.00 0.35 0.07 0.03 95.79 Average: 3 2.58 0.00 0.35 0.15 0.02 96.89 Average: 4 3.29 0.00 0.36 0.11 0.02 96.23 Average: 5 3.30 0.00 0.41 0.05 0.01 96.23 Average: 6 2.69 0.00 0.29 0.05 0.01 96.96 Average: 7 3.95 0.00 0.36 0.07 0.01 95.60