---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1017 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 12G 144G 8% / 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 898 25028 4 6166 30726 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:09:a7:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84408sec preferred_lft 84408sec inet6 fe80::f816:3eff:fe09:a76b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:6b:60:f7:0f:2f 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-1017) 01/16/26 _x86_64_ (8 CPU) 09:16:52 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:30 33.79 0.61 29.26 3.93 394.90 4109.42 15341.36 09:40:35 35.13 0.01 30.69 4.42 0.09 2942.01 11701.20 Average: 34.44 0.32 29.96 4.17 201.59 3537.83 13559.07 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:30 25860880 29368788 2940072 8.95 161380 3582900 3002924 8.86 826848 5739440 14260 09:40:35 25263980 29309576 2994824 9.11 199772 4031008 3017920 8.90 968284 6131728 21572 Average: 25562430 29339182 2967448 9.03 180576 3806954 3010422 8.88 897566 5935584 17916 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:30 lo 1457.82 1457.82 1386.93 1386.93 0.00 0.00 0.00 0.00 09:30:30 ens3 37.28 28.74 206.47 9.04 0.00 0.00 0.00 0.00 09:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:35 lo 1904.94 1904.94 1813.96 1813.96 0.00 0.00 0.00 0.00 09:40:35 ens3 23.14 18.08 7.45 6.66 0.00 0.00 0.00 0.00 09:40:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1676.74 1676.74 1596.01 1596.01 0.00 0.00 0.00 0.00 Average: ens3 30.36 23.52 109.02 7.88 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-1017) 01/16/26 _x86_64_ (8 CPU) 09:16:52 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:30 all 38.76 0.00 1.71 0.14 0.09 59.31 09:30:30 0 32.43 0.00 1.60 0.10 0.08 65.79 09:30:30 1 40.00 0.00 1.71 0.25 0.09 57.95 09:30:30 2 42.95 0.00 1.75 0.12 0.09 55.09 09:30:30 3 43.82 0.00 1.97 0.07 0.10 54.05 09:30:30 4 37.49 0.00 1.58 0.10 0.09 60.74 09:30:30 5 36.69 0.00 1.90 0.24 0.09 61.08 09:30:30 6 37.43 0.00 1.43 0.12 0.08 60.94 09:30:30 7 39.25 0.00 1.73 0.08 0.09 58.85 09:40:35 all 35.10 0.00 1.77 0.33 0.09 62.71 09:40:35 0 31.18 0.00 1.59 0.28 0.09 66.85 09:40:35 1 37.65 0.00 2.04 0.28 0.09 59.94 09:40:35 2 37.36 0.00 2.03 0.27 0.09 60.24 09:40:35 3 34.84 0.00 1.74 0.24 0.09 63.09 09:40:35 4 35.54 0.00 1.74 0.08 0.09 62.55 09:40:35 5 36.53 0.00 1.66 0.88 0.09 60.85 09:40:35 6 31.23 0.00 1.78 0.40 0.09 66.50 09:40:35 7 36.52 0.00 1.57 0.19 0.10 61.62 Average: all 36.97 0.00 1.74 0.23 0.09 60.97 Average: 0 31.82 0.00 1.60 0.19 0.09 66.31 Average: 1 38.85 0.00 1.87 0.26 0.09 58.92 Average: 2 40.22 0.00 1.89 0.20 0.09 57.61 Average: 3 39.42 0.00 1.86 0.15 0.09 58.47 Average: 4 36.54 0.00 1.66 0.09 0.09 61.63 Average: 5 36.61 0.00 1.78 0.55 0.09 60.97 Average: 6 34.40 0.00 1.60 0.26 0.09 63.66 Average: 7 37.92 0.00 1.65 0.13 0.10 60.21