---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5993 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: 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 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 693 27995 4 3403 30944 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:5a:09:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.226/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85113sec preferred_lft 85113sec inet6 fe80::f816:3eff:fe5a:9dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:e2:32:32:62:44 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-5993) 07/06/26 _x86_64_ (8 CPU) 15:39:53 LINUX RESTART (8 CPU) 15:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:12 13.56 7.49 6.01 0.06 1306.48 11873.89 1240.32 16:00:12 43.73 5.47 37.34 0.92 359.97 3211.59 1363.71 Average: 28.51 6.49 21.53 0.48 837.48 7581.65 1301.46 15:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:12 30114856 31763648 624408 1.90 58692 1929072 1521640 4.49 179632 2274760 176 16:00:12 28642172 31471816 863676 2.63 105988 3018648 1461284 4.31 408852 3461328 263240 Average: 29378514 31617732 744042 2.26 82340 2473860 1491462 4.40 294242 2868044 131708 15:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:12 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 15:50:12 ens3 22.84 13.60 56.04 3.35 0.00 0.00 0.00 0.00 15:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:12 lo 3.50 3.50 3.95 3.95 0.00 0.00 0.00 0.00 16:00:12 ens3 64.41 44.17 654.36 10.68 0.00 0.00 0.00 0.00 16:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.84 1.84 1.97 1.97 0.00 0.00 0.00 0.00 Average: ens3 43.44 28.75 352.51 6.98 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-5993) 07/06/26 _x86_64_ (8 CPU) 15:39:53 LINUX RESTART (8 CPU) 15:40:00 CPU %user %nice %system %iowait %steal %idle 15:50:12 all 0.30 0.00 0.10 0.14 0.01 99.45 15:50:12 0 0.37 0.00 0.08 0.46 0.00 99.08 15:50:12 1 0.17 0.00 0.07 0.04 0.01 99.72 15:50:12 2 0.17 0.00 0.16 0.36 0.01 99.30 15:50:12 3 0.38 0.00 0.06 0.07 0.01 99.47 15:50:12 4 0.34 0.00 0.08 0.02 0.01 99.55 15:50:12 5 0.36 0.00 0.14 0.12 0.02 99.36 15:50:12 6 0.46 0.00 0.14 0.04 0.01 99.35 15:50:12 7 0.19 0.00 0.06 0.01 0.01 99.73 16:00:12 all 6.93 0.00 0.28 0.16 0.02 92.60 16:00:12 0 6.68 0.00 0.26 0.33 0.02 92.71 16:00:12 1 4.71 0.00 0.25 0.03 0.03 94.98 16:00:12 2 9.43 0.00 0.35 0.09 0.03 90.11 16:00:12 3 5.80 0.00 0.16 0.06 0.02 93.96 16:00:12 4 7.99 0.00 0.43 0.63 0.02 90.93 16:00:12 5 8.11 0.00 0.39 0.06 0.03 91.41 16:00:12 6 5.44 0.00 0.11 0.01 0.02 94.43 16:00:12 7 7.25 0.00 0.32 0.10 0.02 92.31 Average: all 3.59 0.00 0.19 0.15 0.02 96.06 Average: 0 3.50 0.00 0.17 0.40 0.01 95.92 Average: 1 2.42 0.00 0.16 0.03 0.02 97.37 Average: 2 4.76 0.00 0.25 0.23 0.02 94.74 Average: 3 3.07 0.00 0.11 0.07 0.02 96.74 Average: 4 4.13 0.00 0.25 0.32 0.01 95.28 Average: 5 4.20 0.00 0.27 0.09 0.02 95.42 Average: 6 2.93 0.00 0.12 0.03 0.01 96.91 Average: 7 3.69 0.00 0.19 0.05 0.01 96.06