---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12050 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 687 8869 4 6432 14959 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:02:00:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.0/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84202sec preferred_lft 84202sec inet6 fe80::f816:3eff:fe02:b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:ce:d7:61:0e:ee 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-12050) 12/09/25 _x86_64_ (4 CPU) 19:01:27 LINUX RESTART (4 CPU) 19:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:15 24.46 0.07 21.62 2.78 6.20 2290.78 6912.25 19:30:15 26.23 0.02 23.53 2.68 0.45 4223.05 8368.37 Average: 25.34 0.04 22.57 2.73 3.33 3256.46 7639.96 19:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:15 9390240 12985688 2971460 18.15 143996 3568228 2950760 16.94 771248 5784960 12568 19:30:15 5833788 10433580 5519460 33.71 158244 4515508 5364356 30.79 1065508 8999928 240 Average: 7612014 11709634 4245460 25.93 151120 4041868 4157558 23.86 918378 7392444 6404 19:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:15 lo 1288.72 1288.72 1221.26 1221.26 0.00 0.00 0.00 0.00 19:20:15 ens3 41.18 34.30 27.46 11.95 0.00 0.00 0.00 0.00 19:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:15 lo 1051.31 1051.31 3211.56 3211.56 0.00 0.00 0.00 0.00 19:30:15 ens3 42.53 32.20 30.57 11.22 0.00 0.00 0.00 0.00 19:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1170.07 1170.07 2215.94 2215.94 0.00 0.00 0.00 0.00 Average: ens3 41.85 33.25 29.01 11.59 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-12050) 12/09/25 _x86_64_ (4 CPU) 19:01:27 LINUX RESTART (4 CPU) 19:10:15 CPU %user %nice %system %iowait %steal %idle 19:20:15 all 65.49 0.00 2.28 0.09 0.10 32.04 19:20:15 0 65.32 0.00 2.17 0.07 0.10 32.34 19:20:15 1 65.64 0.00 2.45 0.06 0.10 31.75 19:20:15 2 63.31 0.00 2.10 0.04 0.10 34.44 19:20:15 3 67.68 0.00 2.40 0.20 0.10 29.62 19:30:15 all 53.36 0.00 2.09 0.13 0.09 44.33 19:30:15 0 55.31 0.00 2.05 0.06 0.09 42.50 19:30:15 1 51.15 0.00 2.13 0.13 0.09 46.50 19:30:15 2 57.05 0.00 2.30 0.23 0.09 40.33 19:30:15 3 49.92 0.00 1.89 0.12 0.09 47.99 Average: all 59.43 0.00 2.18 0.11 0.10 38.18 Average: 0 60.31 0.00 2.11 0.06 0.10 37.42 Average: 1 58.40 0.00 2.29 0.10 0.09 39.12 Average: 2 60.18 0.00 2.20 0.14 0.10 37.39 Average: 3 58.81 0.00 2.14 0.16 0.10 38.80