---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11031 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 633 8711 4 6644 15013 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:28:04:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84162sec preferred_lft 84162sec inet6 fe80::f816:3eff:fe28:408/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:25:73:73:73:cb 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-11031) 12/06/25 _x86_64_ (4 CPU) 05:21:26 LINUX RESTART (4 CPU) 05:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:12 25.28 0.39 21.87 3.02 19.03 2936.90 5374.28 05:50:01 32.70 0.01 29.26 3.43 0.11 3073.07 9748.98 Average: 28.93 0.20 25.50 3.22 9.72 3003.92 7527.51 05:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:12 8899432 12682492 3273976 20.00 143884 3758048 3379004 19.40 878824 6199976 28120 05:50:01 7441332 12300112 3651724 22.30 162424 4766452 3678344 21.11 1177912 7302652 537280 Average: 8170382 12491302 3462850 21.15 153154 4262250 3528674 20.25 1028368 6751314 282700 05:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:12 lo 1664.39 1664.39 1580.15 1580.15 0.00 0.00 0.00 0.00 05:40:12 ens3 57.48 45.31 63.55 15.19 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 1292.45 1292.45 1230.42 1230.42 0.00 0.00 0.00 0.00 05:50:01 ens3 45.02 34.70 43.79 14.11 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 1481.32 1481.32 1408.01 1408.01 0.00 0.00 0.00 0.00 Average: ens3 51.35 40.09 53.82 14.66 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-11031) 12/06/25 _x86_64_ (4 CPU) 05:21:26 LINUX RESTART (4 CPU) 05:30:05 CPU %user %nice %system %iowait %steal %idle 05:40:12 all 67.66 0.00 2.52 0.55 0.10 29.17 05:40:12 0 64.82 0.00 2.45 1.96 0.11 30.67 05:40:12 1 69.55 0.00 2.55 0.11 0.10 27.69 05:40:12 2 69.18 0.00 2.31 0.07 0.10 28.35 05:40:12 3 67.10 0.00 2.78 0.07 0.10 29.95 05:50:01 all 61.86 0.00 2.54 0.25 0.10 35.25 05:50:01 0 61.57 0.00 2.35 0.14 0.10 35.83 05:50:01 1 60.89 0.00 2.48 0.42 0.11 36.10 05:50:01 2 61.89 0.00 2.50 0.20 0.11 35.30 05:50:01 3 63.08 0.00 2.81 0.25 0.10 33.75 Average: all 64.81 0.00 2.53 0.41 0.10 32.16 Average: 0 63.22 0.00 2.40 1.06 0.10 33.21 Average: 1 65.29 0.00 2.52 0.26 0.10 31.83 Average: 2 65.60 0.00 2.40 0.13 0.10 31.77 Average: 3 65.12 0.00 2.80 0.16 0.10 31.82