---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4312 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 751 18825 4 12516 30873 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:0a:1a:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84480sec preferred_lft 84480sec inet6 fe80::f816:3eff:fe0a:1aee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:6d:e1:5c:32:97 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::86d:e1ff:fe5c:3297/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-4312) 01/26/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 34.21 0.45 18.26 15.51 16.79 14641.42 507939.39 00:30:13 36.12 1.85 33.27 1.01 308.64 11059.96 3355.44 Average: 35.18 1.16 25.91 8.11 165.60 12815.28 250658.04 00:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19680616 28374716 3915744 11.92 184912 8582976 3929424 11.59 2249696 10293296 236 00:30:13 19458212 31592784 678356 2.06 223736 11840604 1307328 3.86 3402432 9163204 12 Average: 19569414 29983750 2297050 6.99 204324 10211790 2618376 7.72 2826064 9728250 124 00:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 2374.70 2374.70 2266.83 2266.83 0.00 0.00 0.00 0.00 00:20:01 ens3 50.58 39.35 317.53 11.56 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 00:30:13 lo 1974.55 1974.55 1877.42 1877.42 0.00 0.00 0.00 0.00 00:30:13 ens3 184.31 178.82 235.60 2615.40 0.00 0.00 0.00 0.00 00:30:13 docker0 86.49 97.71 1331.51 71.02 0.00 0.00 0.00 0.00 Average: lo 2170.67 2170.67 2068.27 2068.27 0.00 0.00 0.00 0.00 Average: ens3 118.76 110.46 275.75 1339.22 0.00 0.00 0.00 0.00 Average: docker0 44.10 49.82 678.92 36.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-4312) 01/26/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:12 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.51 0.00 1.70 0.22 0.08 69.49 00:20:01 0 26.63 0.00 1.40 0.19 0.08 71.69 00:20:01 1 33.03 0.00 2.61 0.65 0.08 63.63 00:20:01 2 25.80 0.00 1.13 0.16 0.08 72.83 00:20:01 3 27.71 0.00 1.25 0.24 0.08 70.72 00:20:01 4 32.41 0.00 2.75 0.20 0.08 64.56 00:20:01 5 23.74 0.00 1.17 0.23 0.06 74.79 00:20:01 6 28.67 0.00 2.11 0.09 0.08 69.05 00:20:01 7 30.11 0.00 1.18 0.03 0.08 68.61 00:30:13 all 11.41 0.00 1.44 0.31 0.05 86.78 00:30:13 0 9.60 0.00 0.93 0.28 0.06 89.13 00:30:13 1 13.36 0.00 1.97 0.35 0.06 84.25 00:30:13 2 11.18 0.00 1.22 0.17 0.05 87.39 00:30:13 3 13.33 0.00 1.43 0.43 0.05 84.76 00:30:13 4 9.76 0.00 2.56 0.27 0.05 87.37 00:30:13 5 11.66 0.00 1.05 0.52 0.06 86.72 00:30:13 6 10.30 0.00 1.51 0.25 0.05 87.89 00:30:13 7 12.13 0.00 0.88 0.25 0.06 86.68 Average: all 19.79 0.00 1.57 0.27 0.07 78.31 Average: 0 17.93 0.00 1.16 0.23 0.07 80.60 Average: 1 23.01 0.00 2.29 0.49 0.07 74.13 Average: 2 18.34 0.00 1.18 0.16 0.06 80.26 Average: 3 20.37 0.00 1.34 0.34 0.06 77.89 Average: 4 20.86 0.00 2.65 0.24 0.06 76.19 Average: 5 17.58 0.00 1.11 0.38 0.06 80.87 Average: 6 19.29 0.00 1.80 0.17 0.06 78.68 Average: 7 20.94 0.00 1.03 0.14 0.07 77.83