---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13455 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 18G 138G 12% / 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 758 19136 4 12197 30866 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:7c:d4:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fe7c:d44b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:60:3d:2a:75:a7 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::6460:3dff:fe2a:75a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-13455) 12/14/25 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:10 9.62 0.07 9.12 0.44 3.19 2545.68 365.93 00:50:01 66.57 2.22 48.56 15.78 334.14 23736.45 495944.73 Average: 37.65 1.13 28.53 7.99 166.10 12977.04 244319.30 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:10 23746156 29115824 3188496 9.70 158040 5396376 3122280 9.21 1385600 7214008 738064 00:50:01 19854088 31657328 617176 1.88 219328 11522040 1436300 4.24 3303104 8910828 136 Average: 21800122 30386576 1902836 5.79 188684 8459208 2279290 6.72 2344352 8062418 369100 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:10 lo 1.79 1.79 0.17 0.17 0.00 0.00 0.00 0.00 00:40:10 ens3 52.41 41.81 228.93 13.09 0.00 0.00 0.00 0.00 00:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 4511.94 4511.94 4308.57 4308.57 0.00 0.00 0.00 0.00 00:50:01 ens3 124.41 107.47 343.95 1234.84 0.00 0.00 0.00 0.00 00:50:01 docker0 72.47 75.00 1224.05 69.16 0.00 0.00 0.00 0.00 00:50:01 veth4fde1b7 70.15 72.42 1224.87 7.32 0.00 0.00 0.00 0.10 Average: lo 2221.95 2221.95 2121.02 2121.02 0.00 0.00 0.00 0.00 Average: ens3 87.85 74.13 285.55 614.51 0.00 0.00 0.00 0.00 Average: docker0 35.67 36.92 602.55 34.04 0.00 0.00 0.00 0.00 Average: veth4fde1b7 34.53 35.65 602.95 3.61 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-13455) 12/14/25 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:10 all 35.65 0.00 1.40 0.03 0.07 62.85 00:40:10 0 33.25 0.00 1.15 0.02 0.07 65.51 00:40:10 1 32.94 0.00 1.51 0.03 0.07 65.44 00:40:10 2 40.72 0.00 1.56 0.01 0.07 57.64 00:40:10 3 36.28 0.00 1.29 0.02 0.07 62.33 00:40:10 4 35.43 0.00 1.45 0.07 0.08 62.98 00:40:10 5 37.79 0.00 1.38 0.04 0.07 60.71 00:40:10 6 40.17 0.00 1.45 0.01 0.06 58.31 00:40:10 7 28.67 0.00 1.37 0.04 0.07 69.85 00:50:01 all 15.16 0.00 2.01 0.50 0.05 82.28 00:50:01 0 19.04 0.00 4.10 0.40 0.06 76.39 00:50:01 1 10.59 0.00 0.86 0.29 0.06 88.19 00:50:01 2 15.02 0.00 1.14 0.54 0.05 83.26 00:50:01 3 15.26 0.00 1.77 0.47 0.05 82.45 00:50:01 4 14.41 0.00 1.58 0.80 0.05 83.16 00:50:01 5 11.87 0.00 1.26 0.20 0.05 86.62 00:50:01 6 25.40 0.00 4.52 0.33 0.05 69.70 00:50:01 7 9.85 0.00 0.94 0.94 0.04 88.22 Average: all 25.57 0.00 1.70 0.26 0.06 72.41 Average: 0 26.30 0.00 2.60 0.21 0.06 70.84 Average: 1 21.94 0.00 1.19 0.16 0.07 76.64 Average: 2 28.05 0.00 1.35 0.27 0.06 70.27 Average: 3 25.93 0.00 1.53 0.25 0.06 72.24 Average: 4 25.06 0.00 1.51 0.43 0.07 72.93 Average: 5 25.02 0.00 1.32 0.12 0.06 73.48 Average: 6 32.93 0.00 2.95 0.17 0.06 63.89 Average: 7 19.40 0.00 1.16 0.48 0.06 78.90