---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11945 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 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 644 9041 4 6303 15002 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:9d:db:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84511sec preferred_lft 84511sec inet6 fe80::f816:3eff:fe9d:db7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:52:35:f6:74:bf 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-11945) 12/09/25 _x86_64_ (4 CPU) 10:40:48 LINUX RESTART (4 CPU) 10:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:07 27.27 0.08 24.03 3.17 6.75 2270.17 7886.54 11:10:07 31.84 0.14 28.31 3.40 6.39 9837.51 15172.80 Average: 29.55 0.11 26.16 3.28 6.57 6035.76 11512.27 10:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:07 9376356 12880372 3078232 18.80 141076 3487088 3108856 17.84 760588 5840884 15592 11:10:07 9257948 15351220 597688 3.65 169772 5954496 1092224 6.27 1628820 4964344 244 Average: 9317152 14115796 1837960 11.23 155424 4720792 2100540 12.06 1194704 5402614 7918 10:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:07 lo 1452.31 1452.31 1375.59 1375.59 0.00 0.00 0.00 0.00 11:00:07 ens3 31.86 26.21 22.51 12.08 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:07 lo 839.02 839.02 790.98 790.98 0.00 0.00 0.00 0.00 11:10:07 ens3 76.39 74.15 164.64 452.42 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1147.13 1147.13 1084.68 1084.68 0.00 0.00 0.00 0.00 Average: ens3 54.02 50.06 93.24 231.20 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-11945) 12/09/25 _x86_64_ (4 CPU) 10:40:48 LINUX RESTART (4 CPU) 10:50:01 CPU %user %nice %system %iowait %steal %idle 11:00:07 all 63.93 0.00 2.35 0.08 0.10 33.53 11:00:07 0 62.09 0.00 1.98 0.09 0.10 35.73 11:00:07 1 65.44 0.00 2.65 0.09 0.10 31.72 11:00:07 2 62.87 0.00 2.30 0.07 0.10 34.66 11:00:07 3 65.34 0.00 2.45 0.09 0.10 32.02 11:10:07 all 50.38 0.00 2.15 0.72 0.10 46.65 11:10:07 0 51.75 0.00 2.15 1.30 0.09 44.71 11:10:07 1 49.21 0.00 2.23 0.96 0.09 47.50 11:10:07 2 51.55 0.00 1.96 0.52 0.13 45.84 11:10:07 3 48.99 0.00 2.27 0.08 0.09 48.56 Average: all 57.19 0.00 2.25 0.40 0.10 40.06 Average: 0 56.94 0.00 2.06 0.69 0.10 40.20 Average: 1 57.36 0.00 2.44 0.52 0.10 39.57 Average: 2 57.24 0.00 2.13 0.29 0.11 40.23 Average: 3 57.21 0.00 2.36 0.09 0.09 40.25