---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11622 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 14% / 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 680 9874 4 5434 14966 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:45:5c:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84658sec preferred_lft 84658sec inet6 fe80::f816:3eff:fe45:5cef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:ff:ee:69:0a:ae 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-11622) 12/08/25 _x86_64_ (4 CPU) 12:11:45 LINUX RESTART (4 CPU) 12:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:07 9.44 0.01 8.09 1.35 0.15 579.09 26172.81 12:40:07 38.50 0.37 32.88 5.26 16.17 6425.04 27251.73 Average: 23.97 0.19 20.48 3.30 8.16 3502.07 26712.27 12:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:07 9489912 13101668 2856252 17.44 153012 3589040 3148276 18.07 860164 5637928 45780 12:40:07 10198028 15405116 544792 3.33 184332 5073920 1045160 6.00 1484600 4213660 36256 Average: 9843970 14253392 1700522 10.39 168672 4331480 2096718 12.04 1172382 4925794 41018 12:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:07 lo 53.36 53.36 13.80 13.80 0.00 0.00 0.00 0.00 12:30:07 ens3 4.62 3.91 3.55 1.09 0.00 0.00 0.00 0.00 12:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:07 lo 2192.37 2192.37 2110.36 2110.36 0.00 0.00 0.00 0.00 12:40:07 ens3 65.50 49.73 458.82 44.31 0.00 0.00 0.00 0.00 12:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1122.87 1122.87 1062.08 1062.08 0.00 0.00 0.00 0.00 Average: ens3 35.06 26.82 231.19 22.70 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-11622) 12/08/25 _x86_64_ (4 CPU) 12:11:45 LINUX RESTART (4 CPU) 12:20:07 CPU %user %nice %system %iowait %steal %idle 12:30:07 all 15.71 0.00 0.76 0.06 0.10 83.38 12:30:07 0 15.17 0.00 0.75 0.12 0.10 83.86 12:30:07 1 15.78 0.00 0.77 0.02 0.10 83.32 12:30:07 2 15.57 0.00 0.81 0.04 0.09 83.49 12:30:07 3 16.30 0.00 0.73 0.06 0.09 82.83 12:40:07 all 49.46 0.00 2.63 0.22 0.09 47.60 12:40:07 0 52.00 0.00 2.39 0.18 0.09 45.34 12:40:07 1 47.94 0.00 2.83 0.32 0.09 48.81 12:40:07 2 47.76 0.00 2.86 0.13 0.09 49.16 12:40:07 3 50.13 0.00 2.45 0.25 0.08 47.09 Average: all 32.58 0.00 1.70 0.14 0.09 65.49 Average: 0 33.59 0.00 1.57 0.15 0.09 64.59 Average: 1 31.87 0.00 1.80 0.17 0.09 66.06 Average: 2 31.66 0.00 1.83 0.08 0.09 66.34 Average: 3 33.21 0.00 1.59 0.15 0.08 64.97