---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15667 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 763 19084 4 12244 30861 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:49:a3:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84492sec preferred_lft 84492sec inet6 fe80::f816:3eff:fe49:a324/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:4e:5b:d0:60:7a 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::d04e:5bff:fed0:607a/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-15667) 12/22/25 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 18.37 0.44 17.53 0.40 16.58 14375.44 118.21 00:30:01 31.64 1.84 28.75 1.05 313.51 11258.70 2488.82 Average: 25.01 1.14 23.14 0.73 165.07 12816.84 1303.69 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19878916 28293604 3998124 12.17 180948 8311496 4111344 12.12 2143632 10204368 200 00:30:01 19737228 31591964 680756 2.07 219600 11568688 1318512 3.89 3296684 9000496 104 Average: 19808072 29942784 2339440 7.12 200274 9940092 2714928 8.01 2720158 9602432 152 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 2919.37 2919.37 2787.04 2787.04 0.00 0.00 0.00 0.00 00:20:01 ens3 49.46 39.51 311.37 11.30 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 1708.50 1708.50 1623.61 1623.61 0.00 0.00 0.00 0.00 00:30:01 ens3 173.94 183.29 241.98 2662.26 0.00 0.00 0.00 0.00 00:30:01 docker0 88.34 86.35 1357.35 71.58 0.00 0.00 0.00 0.00 Average: lo 2313.84 2313.84 2205.24 2205.24 0.00 0.00 0.00 0.00 Average: ens3 111.71 111.41 276.67 1336.98 0.00 0.00 0.00 0.00 Average: docker0 44.18 43.18 678.78 35.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-15667) 12/22/25 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.43 0.00 1.71 0.10 0.06 70.70 00:20:01 0 22.23 0.00 1.20 0.06 0.07 76.43 00:20:01 1 28.14 0.00 1.35 0.36 0.06 70.09 00:20:01 2 24.75 0.00 1.45 0.10 0.06 73.63 00:20:01 3 34.27 0.00 3.30 0.03 0.07 62.33 00:20:01 4 27.63 0.00 1.75 0.15 0.06 70.41 00:20:01 5 25.24 0.00 0.98 0.06 0.06 73.65 00:20:01 6 32.72 0.00 1.32 0.01 0.06 65.89 00:20:01 7 24.46 0.00 2.33 0.00 0.06 73.15 00:30:01 all 11.32 0.00 1.32 0.14 0.04 87.17 00:30:01 0 6.42 0.00 1.11 0.05 0.05 92.38 00:30:01 1 15.18 0.00 1.45 0.07 0.05 83.26 00:30:01 2 16.58 0.00 1.56 0.30 0.05 81.51 00:30:01 3 20.08 0.00 2.41 0.09 0.05 77.37 00:30:01 4 7.84 0.00 0.71 0.18 0.03 91.24 00:30:01 5 7.62 0.00 0.75 0.08 0.04 91.52 00:30:01 6 11.73 0.00 1.59 0.24 0.05 86.38 00:30:01 7 5.15 0.00 0.97 0.14 0.05 93.69 Average: all 19.37 0.00 1.51 0.12 0.05 78.95 Average: 0 14.30 0.00 1.16 0.06 0.06 84.43 Average: 1 21.65 0.00 1.40 0.21 0.05 76.68 Average: 2 20.66 0.00 1.51 0.20 0.05 77.58 Average: 3 27.16 0.00 2.86 0.06 0.06 69.87 Average: 4 17.73 0.00 1.23 0.16 0.05 80.83 Average: 5 16.42 0.00 0.87 0.07 0.05 82.59 Average: 6 22.24 0.00 1.46 0.13 0.05 76.12 Average: 7 14.80 0.00 1.65 0.07 0.05 83.42