---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-572 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 11G 145G 7% / 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 703 28047 4 3341 30933 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:84:89:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.67/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84790sec preferred_lft 84790sec inet6 fe80::f816:3eff:fe84:8939/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:2f:ec:78:5e:75 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-572) 07/17/26 _x86_64_ (8 CPU) 18:35:44 LINUX RESTART (8 CPU) 18:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:07 19.40 0.38 4.52 14.50 32.17 780.00 537189.87 19:00:07 29.49 1.33 27.45 0.71 90.47 953.57 1125.96 Average: 24.44 0.85 15.98 7.61 61.32 866.79 269157.91 18:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:07 29871612 31750096 631668 1.92 64920 2149004 1539864 4.54 212864 2494008 164 19:00:07 29328324 31751944 594296 1.81 102776 2626156 1222612 3.61 286004 2909288 345216 Average: 29599968 31751020 612982 1.87 83848 2387580 1381238 4.07 249434 2701648 172690 18:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:07 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 18:50:07 ens3 15.99 6.75 325.04 1.18 0.00 0.00 0.00 0.00 18:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:07 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 19:00:07 ens3 22.89 14.32 151.30 5.87 0.00 0.00 0.00 0.00 19:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 19.44 10.53 238.17 3.53 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-572) 07/17/26 _x86_64_ (8 CPU) 18:35:44 LINUX RESTART (8 CPU) 18:40:07 CPU %user %nice %system %iowait %steal %idle 18:50:07 all 0.31 0.00 0.08 0.06 0.01 99.55 18:50:07 0 0.32 0.00 0.10 0.05 0.01 99.53 18:50:07 1 0.80 0.00 0.08 0.20 0.01 98.90 18:50:07 2 0.31 0.00 0.10 0.03 0.01 99.55 18:50:07 3 0.33 0.00 0.08 0.02 0.00 99.57 18:50:07 4 0.19 0.00 0.04 0.00 0.00 99.77 18:50:07 5 0.14 0.00 0.08 0.02 0.01 99.76 18:50:07 6 0.18 0.00 0.08 0.12 0.01 99.61 18:50:07 7 0.20 0.00 0.06 0.02 0.00 99.72 19:00:07 all 1.09 0.00 0.13 0.12 0.01 98.65 19:00:07 0 3.50 0.00 0.31 0.11 0.03 96.06 19:00:07 1 0.75 0.00 0.12 0.01 0.01 99.11 19:00:07 2 1.26 0.00 0.12 0.02 0.01 98.59 19:00:07 3 0.57 0.00 0.09 0.01 0.00 99.32 19:00:07 4 0.97 0.00 0.11 0.02 0.01 98.89 19:00:07 5 1.14 0.00 0.11 0.02 0.01 98.72 19:00:07 6 0.30 0.00 0.18 0.75 0.01 98.75 19:00:07 7 0.21 0.00 0.03 0.00 0.01 99.76 Average: all 0.70 0.00 0.10 0.09 0.01 99.10 Average: 0 1.91 0.00 0.20 0.08 0.02 97.79 Average: 1 0.77 0.00 0.10 0.11 0.01 99.01 Average: 2 0.78 0.00 0.11 0.03 0.01 99.07 Average: 3 0.45 0.00 0.08 0.02 0.00 99.44 Average: 4 0.58 0.00 0.08 0.01 0.00 99.33 Average: 5 0.64 0.00 0.09 0.02 0.01 99.24 Average: 6 0.24 0.00 0.13 0.43 0.01 99.18 Average: 7 0.20 0.00 0.04 0.01 0.00 99.74