---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19006 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 636 9075 4 6277 15010 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:9b:30:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84402sec preferred_lft 84402sec inet6 fe80::f816:3eff:fe9b:300f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:66:c1:e9:11:98 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-4c-4g-19006) 01/07/26 _x86_64_ (4 CPU) 05:21:24 LINUX RESTART (4 CPU) 05:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:02 27.96 0.02 24.86 3.07 0.36 2389.35 8489.45 05:50:01 23.09 0.03 20.83 2.24 0.49 4223.18 5582.81 Average: 25.52 0.02 22.84 2.66 0.43 3306.41 7035.90 05:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:02 9409880 12987380 2970308 18.14 144200 3549340 3394828 19.49 712172 5863348 93972 05:50:01 8161696 12716064 3237736 19.77 156700 4472320 3283380 18.85 1001248 6742848 62064 Average: 8785788 12851722 3104022 18.96 150450 4010830 3339104 19.17 856710 6303098 78018 05:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:02 lo 1491.59 1491.59 1414.62 1414.62 0.00 0.00 0.00 0.00 05:40:02 ens3 47.48 36.10 27.12 12.09 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 910.37 910.37 5297.21 5297.21 0.00 0.00 0.00 0.00 05:50:01 ens3 41.59 32.32 108.57 10.48 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1200.94 1200.94 3356.22 3356.22 0.00 0.00 0.00 0.00 Average: ens3 44.54 34.21 67.85 11.28 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-4c-4g-19006) 01/07/26 _x86_64_ (4 CPU) 05:21:24 LINUX RESTART (4 CPU) 05:30:04 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 63.93 0.00 2.37 0.06 0.09 33.54 05:40:02 0 63.92 0.00 2.33 0.10 0.09 33.56 05:40:02 1 64.06 0.00 2.50 0.07 0.10 33.28 05:40:02 2 65.23 0.00 2.65 0.04 0.09 32.00 05:40:02 3 62.53 0.00 2.01 0.04 0.10 35.33 05:50:01 all 52.77 0.00 1.94 0.08 0.09 45.13 05:50:01 0 53.37 0.00 2.32 0.08 0.09 44.14 05:50:01 1 53.80 0.00 1.85 0.06 0.09 44.20 05:50:01 2 53.31 0.00 1.74 0.07 0.08 44.80 05:50:01 3 50.59 0.00 1.85 0.11 0.09 47.36 Average: all 58.35 0.00 2.16 0.07 0.09 39.34 Average: 0 58.64 0.00 2.32 0.09 0.09 38.86 Average: 1 58.92 0.00 2.18 0.06 0.09 38.75 Average: 2 59.26 0.00 2.19 0.05 0.09 38.40 Average: 3 56.56 0.00 1.93 0.07 0.09 41.34