---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19141 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 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 718 26527 4 4846 30906 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:86:91:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84528sec preferred_lft 84528sec inet6 fe80::f816:3eff:fe86:91bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:ce:98:f2:c2:1d 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-19141) 01/07/26 _x86_64_ (8 CPU) 09:25:28 LINUX RESTART (8 CPU) 09:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:13 3.84 0.40 3.24 0.19 395.90 388.66 5428.58 09:50:13 44.83 3.28 40.84 0.71 206.47 3436.29 758.15 Average: 24.13 1.83 21.86 0.45 302.10 1897.70 3116.01 09:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:13 30043260 31876560 505768 1.54 62864 2106976 1488096 4.39 336096 2184596 36 09:50:13 26997464 29889968 2427940 7.39 132088 3041504 2821084 8.32 573188 4921784 133696 Average: 28520362 30883264 1466854 4.46 97476 2574240 2154590 6.35 454642 3553190 66866 09:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:13 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 09:40:13 ens3 6.05 2.66 125.00 0.27 0.00 0.00 0.00 0.00 09:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:13 lo 0.29 0.29 0.04 0.04 0.00 0.00 0.00 0.00 09:50:13 ens3 86.52 66.23 665.81 13.38 0.00 0.00 0.00 0.00 09:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 45.90 34.14 392.78 6.76 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-19141) 01/07/26 _x86_64_ (8 CPU) 09:25:28 LINUX RESTART (8 CPU) 09:30:01 CPU %user %nice %system %iowait %steal %idle 09:40:13 all 0.17 0.00 0.05 0.04 0.01 99.73 09:40:13 0 0.40 0.00 0.03 0.00 0.01 99.56 09:40:13 1 0.11 0.00 0.05 0.01 0.03 99.80 09:40:13 2 0.23 0.00 0.07 0.04 0.02 99.64 09:40:13 3 0.08 0.00 0.04 0.01 0.01 99.87 09:40:13 4 0.13 0.00 0.09 0.19 0.02 99.58 09:40:13 5 0.08 0.00 0.04 0.01 0.01 99.86 09:40:13 6 0.14 0.00 0.03 0.03 0.01 99.79 09:40:13 7 0.17 0.00 0.05 0.05 0.01 99.72 09:50:13 all 7.71 0.00 0.37 0.13 0.03 91.77 09:50:13 0 7.08 0.00 0.30 0.01 0.02 92.60 09:50:13 1 8.31 0.00 0.28 0.04 0.03 91.34 09:50:13 2 8.90 0.00 0.30 0.02 0.02 90.77 09:50:13 3 8.17 0.00 0.38 0.03 0.02 91.39 09:50:13 4 7.62 0.00 0.24 0.03 0.02 92.09 09:50:13 5 9.44 0.00 0.50 0.18 0.03 89.87 09:50:13 6 6.91 0.00 0.53 0.66 0.02 91.88 09:50:13 7 5.29 0.00 0.42 0.05 0.04 94.20 Average: all 3.90 0.00 0.21 0.08 0.02 95.79 Average: 0 3.71 0.00 0.16 0.00 0.01 96.11 Average: 1 4.17 0.00 0.17 0.02 0.03 95.61 Average: 2 4.52 0.00 0.18 0.03 0.02 95.25 Average: 3 4.09 0.00 0.21 0.02 0.02 95.67 Average: 4 3.84 0.00 0.16 0.11 0.02 95.87 Average: 5 4.71 0.00 0.27 0.09 0.02 94.91 Average: 6 3.49 0.00 0.28 0.34 0.01 95.87 Average: 7 2.71 0.00 0.23 0.05 0.03 96.99