---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17529 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 11G 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 724 9728 4 5536 14922 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:cb:66:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84634sec preferred_lft 84634sec inet6 fe80::f816:3eff:fecb:6678/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:74:9d:dc:90:f3 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-17529) 12/30/25 _x86_64_ (4 CPU) 20:46:26 LINUX RESTART (4 CPU) 20:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:05 28.23 2.06 24.07 2.10 292.60 5563.30 16460.51 21:10:16 48.27 0.04 31.15 17.07 1.36 5502.18 286632.61 Average: 38.43 1.03 27.68 9.72 144.41 5532.20 153931.45 20:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:05 9687192 13560868 2393624 14.62 164556 3785964 2635852 15.13 827040 5421488 25632 21:10:16 8175360 13237064 2712244 16.57 184004 4903492 2863532 16.44 1073140 6628428 39012 Average: 8931276 13398966 2552934 15.59 174280 4344728 2749692 15.78 950090 6024958 32322 20:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:05 lo 749.27 749.27 713.56 713.56 0.00 0.00 0.00 0.00 21:00:05 ens3 94.36 71.86 515.89 17.73 0.00 0.00 0.00 0.00 21:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:16 lo 1389.83 1389.83 1323.67 1323.67 0.00 0.00 0.00 0.00 21:10:16 ens3 63.73 49.23 212.12 14.72 0.00 0.00 0.00 0.00 21:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1075.20 1075.20 1024.00 1024.00 0.00 0.00 0.00 0.00 Average: ens3 78.77 60.34 361.32 16.20 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-17529) 12/30/25 _x86_64_ (4 CPU) 20:46:26 LINUX RESTART (4 CPU) 20:50:15 CPU %user %nice %system %iowait %steal %idle 21:00:05 all 64.08 0.00 2.09 0.23 0.10 33.50 21:00:05 0 65.25 0.00 1.86 0.09 0.10 32.69 21:00:05 1 63.11 0.00 2.26 0.35 0.11 34.16 21:00:05 2 63.16 0.00 1.93 0.29 0.10 34.52 21:00:05 3 64.79 0.00 2.30 0.18 0.10 32.63 21:10:16 all 63.84 0.00 2.43 0.25 0.10 33.38 21:10:16 0 61.50 0.00 2.17 0.28 0.10 35.95 21:10:16 1 63.79 0.00 2.43 0.24 0.10 33.44 21:10:16 2 62.26 0.00 2.44 0.24 0.10 34.97 21:10:16 3 67.83 0.00 2.68 0.23 0.10 29.16 Average: all 63.96 0.00 2.26 0.24 0.10 33.44 Average: 0 63.34 0.00 2.02 0.19 0.10 34.35 Average: 1 63.46 0.00 2.35 0.30 0.10 33.80 Average: 2 62.70 0.00 2.19 0.27 0.10 34.75 Average: 3 66.34 0.00 2.50 0.21 0.10 30.86