---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4155 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: 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: 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 630 8750 4 6607 15015 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:18:db:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84499sec preferred_lft 84499sec inet6 fe80::f816:3eff:fe18:db71/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:8e:87:c0:32:1a 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-4155) 01/25/26 _x86_64_ (4 CPU) 05:21:30 LINUX RESTART (4 CPU) 05:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:12 27.54 0.01 24.62 2.91 0.21 2301.71 5599.45 05:50:01 28.84 0.14 25.80 2.90 6.65 9594.42 33545.05 Average: 28.19 0.08 25.21 2.90 3.40 5915.29 19446.66 05:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:12 8106000 12254460 3699568 22.60 153332 4091176 3657380 20.99 937228 6908536 206368 05:50:01 8975772 15381556 564524 3.45 176472 6249836 1096224 6.29 1755224 5128916 656 Average: 8540886 13818008 2132046 13.02 164902 5170506 2376802 13.64 1346226 6018726 103512 05:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:12 lo 1256.40 1256.40 1196.32 1196.32 0.00 0.00 0.00 0.00 05:40:12 ens3 40.40 31.77 24.47 11.86 0.00 0.00 0.00 0.00 05:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 791.72 791.72 5254.56 5254.56 0.00 0.00 0.00 0.00 05:50:01 ens3 58.48 54.50 127.37 405.04 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 1026.15 1026.15 3207.20 3207.20 0.00 0.00 0.00 0.00 Average: ens3 49.36 43.03 75.46 206.68 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-4155) 01/25/26 _x86_64_ (4 CPU) 05:21:30 LINUX RESTART (4 CPU) 05:30:12 CPU %user %nice %system %iowait %steal %idle 05:40:12 all 65.45 0.00 2.37 0.12 0.09 31.97 05:40:12 0 64.60 0.00 2.25 0.13 0.09 32.92 05:40:12 1 66.47 0.00 2.57 0.13 0.09 30.74 05:40:12 2 65.08 0.00 2.22 0.13 0.09 32.48 05:40:12 3 65.65 0.00 2.43 0.09 0.09 31.74 05:50:01 all 43.99 0.00 1.76 0.35 0.08 53.82 05:50:01 0 40.14 0.00 1.42 0.11 0.07 58.25 05:50:01 1 55.65 0.00 1.96 0.31 0.09 42.00 05:50:01 2 39.72 0.00 1.64 0.22 0.07 58.35 05:50:01 3 40.45 0.00 2.03 0.78 0.07 56.67 Average: all 54.81 0.00 2.07 0.24 0.08 42.80 Average: 0 52.48 0.00 1.84 0.12 0.08 45.48 Average: 1 61.10 0.00 2.27 0.22 0.09 36.32 Average: 2 52.50 0.00 1.93 0.17 0.08 45.31 Average: 3 53.15 0.00 2.24 0.43 0.08 44.10