---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5363 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 634 8827 4 6526 15012 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:ec:23:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84324sec preferred_lft 84324sec inet6 fe80::f816:3eff:feec:23d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:5a:b0:2c:08:f8 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-5363) 01/28/26 _x86_64_ (4 CPU) 12:10:18 LINUX RESTART (4 CPU) 12:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 24.66 0.02 21.75 2.90 0.23 2195.62 11582.50 12:40:08 25.21 0.03 23.22 1.97 0.50 7833.85 10399.97 Average: 24.94 0.02 22.49 2.43 0.37 5046.82 10984.51 12:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 8940180 12749368 3206628 19.58 149272 3768432 3200848 18.37 822284 6204412 28912 12:40:08 6245416 12547752 3399328 20.76 175716 6147064 3387524 19.44 1672084 7954428 389892 Average: 7592798 12648560 3302978 20.17 162494 4957748 3294186 18.91 1247184 7079420 209402 12:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 1171.20 1171.20 1114.93 1114.93 0.00 0.00 0.00 0.00 12:30:01 ens3 49.47 36.92 24.84 12.20 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:08 lo 894.58 894.58 7392.05 7392.05 0.00 0.00 0.00 0.00 12:40:08 ens3 37.75 31.44 107.21 10.09 0.00 0.00 0.00 0.00 12:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1031.32 1031.32 4289.21 4289.21 0.00 0.00 0.00 0.00 Average: ens3 43.54 34.15 66.50 11.13 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-5363) 01/28/26 _x86_64_ (4 CPU) 12:10:18 LINUX RESTART (4 CPU) 12:20:08 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 66.35 0.00 2.32 0.04 0.10 31.19 12:30:01 0 65.17 0.00 2.01 0.05 0.09 32.68 12:30:01 1 68.23 0.00 2.61 0.02 0.10 29.04 12:30:01 2 66.94 0.00 2.42 0.06 0.10 30.48 12:30:01 3 65.07 0.00 2.23 0.04 0.10 32.57 12:40:08 all 47.47 0.00 1.83 0.13 0.09 50.49 12:40:08 0 47.94 0.00 1.74 0.03 0.08 50.21 12:40:08 1 51.50 0.00 2.02 0.07 0.09 46.32 12:40:08 2 45.68 0.00 1.94 0.33 0.09 51.96 12:40:08 3 44.73 0.00 1.63 0.07 0.09 53.49 Average: all 56.80 0.00 2.07 0.08 0.09 40.96 Average: 0 56.45 0.00 1.87 0.04 0.09 41.55 Average: 1 59.77 0.00 2.31 0.05 0.09 37.78 Average: 2 56.20 0.00 2.18 0.20 0.09 41.34 Average: 3 54.77 0.00 1.92 0.05 0.09 43.16