---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11408 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 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 652 8759 4 6577 14994 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:85:32:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84311sec preferred_lft 84311sec inet6 fe80::f816:3eff:fe85:32c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:50:ad:20:bd:d2 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-11408) 12/07/25 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:16 22.17 0.07 19.43 2.67 6.50 2143.98 7612.16 19:30:01 30.16 0.03 27.07 3.07 0.56 4483.39 11795.80 Average: 26.12 0.05 23.20 2.87 3.57 3299.04 9677.80 19:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:16 8759012 12486060 3470416 21.20 145236 3698384 3429828 19.69 830148 6394280 11548 19:30:01 5525280 10306828 5645196 34.48 160780 4691428 5570984 31.98 1129704 9248988 26220 Average: 7142146 11396444 4557806 27.84 153008 4194906 4500406 25.83 979926 7821634 18884 19:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:16 lo 1228.98 1228.98 1164.29 1164.29 0.00 0.00 0.00 0.00 19:20:16 ens3 36.58 30.69 27.21 11.58 0.00 0.00 0.00 0.00 19:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1236.52 1236.52 1221.86 1221.86 0.00 0.00 0.00 0.00 19:30:01 ens3 43.98 33.42 31.93 12.16 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1232.70 1232.70 1192.71 1192.71 0.00 0.00 0.00 0.00 Average: ens3 40.24 32.04 29.54 11.87 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-11408) 12/07/25 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:16 CPU %user %nice %system %iowait %steal %idle 19:20:16 all 65.16 0.00 2.31 0.47 0.11 31.96 19:20:16 0 66.63 0.00 2.23 0.59 0.11 30.44 19:20:16 1 62.22 0.00 2.19 0.30 0.10 35.19 19:20:16 2 66.08 0.00 2.36 0.43 0.11 31.02 19:20:16 3 65.70 0.00 2.47 0.55 0.10 31.18 19:30:01 all 55.62 0.00 2.28 0.34 0.09 41.67 19:30:01 0 52.38 0.00 2.08 0.35 0.09 45.10 19:30:01 1 56.96 0.00 2.29 0.26 0.09 40.41 19:30:01 2 54.97 0.00 2.39 0.26 0.09 42.30 19:30:01 3 58.18 0.00 2.37 0.49 0.10 38.86 Average: all 60.43 0.00 2.30 0.40 0.10 36.76 Average: 0 59.57 0.00 2.16 0.47 0.10 37.70 Average: 1 59.61 0.00 2.24 0.28 0.10 37.77 Average: 2 60.58 0.00 2.38 0.34 0.10 36.60 Average: 3 61.98 0.00 2.42 0.52 0.10 34.98