---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11798 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: 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 15% / 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 667 9231 4 6091 14979 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:1c:2d:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84599sec preferred_lft 84599sec inet6 fe80::f816:3eff:fe1c:2daf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:4c:70:d4:42:2a 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-11798) 12/09/25 _x86_64_ (4 CPU) 01:48:38 LINUX RESTART (4 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:14 36.53 3.85 28.87 3.82 767.48 5404.75 50874.64 02:10:01 20.93 0.16 17.86 2.92 5.08 1560.76 26591.06 Average: 28.90 2.04 23.48 3.38 394.45 3523.98 38993.25 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:14 9435440 13090500 2867532 17.51 130408 3648980 3153772 18.10 855116 5702292 928 02:10:01 8861976 12956068 2998816 18.32 151416 4037560 3164880 18.17 983908 6099708 115200 Average: 9148708 13023284 2933174 17.91 140912 3843270 3159326 18.13 919512 5901000 58064 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:14 lo 21.87 21.87 4.90 4.90 0.00 0.00 0.00 0.00 02:00:14 ens3 85.72 65.75 817.23 12.83 0.00 0.00 0.00 0.00 02:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 lo 1150.65 1150.65 1066.11 1066.11 0.00 0.00 0.00 0.00 02:10:01 ens3 36.80 27.12 253.42 6.96 0.00 0.00 0.00 0.00 02:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 574.15 574.15 524.12 524.12 0.00 0.00 0.00 0.00 Average: ens3 61.78 46.85 541.37 9.96 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-11798) 12/09/25 _x86_64_ (4 CPU) 01:48:38 LINUX RESTART (4 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:14 all 39.85 0.00 1.57 0.27 0.09 58.21 02:00:14 0 39.00 0.00 1.53 0.46 0.10 58.92 02:00:14 1 38.28 0.00 1.48 0.15 0.09 60.00 02:00:14 2 40.58 0.00 1.58 0.20 0.09 57.54 02:00:14 3 41.53 0.00 1.69 0.28 0.10 56.40 02:10:01 all 25.74 0.00 1.49 0.07 0.08 72.62 02:10:01 0 26.08 0.00 1.40 0.04 0.08 72.40 02:10:01 1 25.97 0.00 1.50 0.12 0.07 72.33 02:10:01 2 25.70 0.00 1.69 0.05 0.08 72.48 02:10:01 3 25.22 0.00 1.36 0.06 0.08 73.27 Average: all 32.95 0.00 1.53 0.17 0.09 65.26 Average: 0 32.68 0.00 1.47 0.25 0.09 65.51 Average: 1 32.26 0.00 1.49 0.14 0.08 66.03 Average: 2 33.31 0.00 1.63 0.13 0.09 64.85 Average: 3 33.55 0.00 1.53 0.17 0.09 64.65