---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6560 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: 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 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 777 19003 4 12311 30846 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:94:2c:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84859sec preferred_lft 84859sec inet6 fe80::f816:3eff:fe94:2cf6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:d0:a2:85:7a:ad 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::90d0:a2ff:fe85:7aad/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-6560) 02/01/26 _x86_64_ (8 CPU) 00:36:44 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:21 16.89 0.65 15.11 1.13 574.82 5856.73 3654.61 01:00:04 47.63 2.26 44.33 1.04 337.31 25379.26 2779.79 Average: 31.79 1.43 29.27 1.09 459.69 15320.32 3230.54 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:21 24903720 29446212 2860056 8.70 145844 4620044 3052608 9.00 1033048 6477064 9576 01:00:04 19531828 31645124 628128 1.91 222060 11822292 1417936 4.18 3376984 9139664 164 Average: 22217774 30545668 1744092 5.31 183952 8221168 2235272 6.59 2205016 7808364 4870 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:21 lo 5.54 5.54 0.54 0.54 0.00 0.00 0.00 0.00 00:50:21 ens3 76.74 58.69 556.27 13.85 0.00 0.00 0.00 0.00 00:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:04 lo 4701.85 4701.85 4489.82 4489.82 0.00 0.00 0.00 0.00 01:00:04 ens3 70.67 53.51 534.03 12.49 0.00 0.00 0.00 0.00 01:00:04 docker0 2.31 2.60 0.14 62.63 0.00 0.00 0.00 0.00 01:00:04 veth2abff9d 0.03 0.03 0.01 0.00 0.00 0.00 0.00 0.00 Average: lo 2282.09 2282.09 2176.73 2176.73 0.00 0.00 0.00 0.00 Average: ens3 73.79 56.18 545.49 13.19 0.00 0.00 0.00 0.00 Average: docker0 1.12 1.26 0.07 30.36 0.00 0.00 0.00 0.00 Average: veth2abff9d 0.02 0.01 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-6560) 02/01/26 _x86_64_ (8 CPU) 00:36:44 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:21 all 37.76 0.00 1.37 0.13 0.07 60.67 00:50:21 0 35.39 0.00 1.37 0.15 0.07 63.01 00:50:21 1 47.62 0.00 1.59 0.06 0.08 50.65 00:50:21 2 37.47 0.00 1.38 0.22 0.07 60.85 00:50:21 3 41.26 0.00 1.43 0.03 0.07 57.21 00:50:21 4 33.22 0.00 1.23 0.10 0.07 65.38 00:50:21 5 34.77 0.00 1.27 0.03 0.07 63.86 00:50:21 6 36.46 0.00 1.31 0.04 0.07 62.13 00:50:21 7 35.92 0.00 1.37 0.43 0.07 62.22 01:00:04 all 18.36 0.00 2.09 0.52 0.05 78.98 01:00:04 0 16.47 0.00 1.65 0.98 0.06 80.84 01:00:04 1 17.01 0.00 1.63 0.54 0.05 80.78 01:00:04 2 16.47 0.00 2.78 0.28 0.05 80.43 01:00:04 3 33.10 0.00 4.61 0.87 0.07 61.36 01:00:04 4 14.07 0.00 1.20 0.63 0.05 84.05 01:00:04 5 18.01 0.00 1.21 0.28 0.05 80.45 01:00:04 6 17.13 0.00 1.86 0.27 0.05 80.68 01:00:04 7 14.78 0.00 1.81 0.28 0.05 83.08 Average: all 28.37 0.00 1.72 0.32 0.06 69.53 Average: 0 26.22 0.00 1.51 0.55 0.07 71.66 Average: 1 32.79 0.00 1.61 0.29 0.06 65.24 Average: 2 27.31 0.00 2.05 0.25 0.06 70.32 Average: 3 37.33 0.00 2.96 0.43 0.07 59.21 Average: 4 23.96 0.00 1.22 0.35 0.06 74.41 Average: 5 26.65 0.00 1.24 0.15 0.06 71.90 Average: 6 27.10 0.00 1.58 0.15 0.06 71.11 Average: 7 25.69 0.00 1.58 0.36 0.06 72.32