---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3257 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 67G 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 712 9522 4 5754 14934 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:75:df:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84469sec preferred_lft 84469sec inet6 fe80::f816:3eff:fe75:df96/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:a9:24:dd:26:c2 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-3257) 12/02/25 _x86_64_ (4 CPU) 20:46:28 LINUX RESTART (4 CPU) 20:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 25.14 3.17 20.36 1.61 755.24 5421.87 10367.94 21:10:17 37.29 0.04 33.17 4.08 1.23 4617.38 25059.06 Average: 31.30 1.59 26.85 2.86 373.35 5014.41 17808.67 20:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9297796 13419936 2533936 15.48 166796 4027092 3032232 17.40 921176 5699196 139668 21:10:17 7613720 12900776 3047436 18.61 188640 5118956 3218564 18.47 1197400 7050812 299360 Average: 8455758 13160356 2790686 17.04 177718 4573024 3125398 17.94 1059288 6375004 219514 20:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 419.63 419.63 399.01 399.01 0.00 0.00 0.00 0.00 21:00:01 ens3 102.11 79.15 941.02 17.60 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:17 lo 1619.43 1619.43 1542.78 1542.78 0.00 0.00 0.00 0.00 21:10:17 ens3 60.31 46.80 211.75 13.98 0.00 0.00 0.00 0.00 21:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1027.31 1027.31 978.31 978.31 0.00 0.00 0.00 0.00 Average: ens3 80.94 62.77 571.66 15.77 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-3257) 12/02/25 _x86_64_ (4 CPU) 20:46:28 LINUX RESTART (4 CPU) 20:50:00 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 53.23 0.00 1.79 0.22 0.09 44.67 21:00:01 0 48.77 0.00 1.64 0.20 0.09 49.30 21:00:01 1 53.25 0.00 1.65 0.18 0.09 44.83 21:00:01 2 54.88 0.00 1.81 0.17 0.09 43.05 21:00:01 3 56.01 0.00 2.07 0.34 0.09 41.50 21:10:17 all 60.04 0.00 2.53 0.31 0.10 37.02 21:10:17 0 60.83 0.00 2.91 0.16 0.10 35.99 21:10:17 1 62.32 0.00 2.27 0.18 0.10 35.14 21:10:17 2 57.92 0.00 2.60 0.60 0.10 38.77 21:10:17 3 59.08 0.00 2.35 0.29 0.10 38.18 Average: all 56.67 0.00 2.17 0.26 0.10 40.80 Average: 0 54.87 0.00 2.29 0.18 0.10 42.57 Average: 1 57.83 0.00 1.96 0.18 0.10 39.93 Average: 2 56.42 0.00 2.21 0.39 0.09 40.89 Average: 3 57.56 0.00 2.21 0.31 0.09 39.82