---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11691 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 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 662 9783 4 5542 14984 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:8a:fe:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.98/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fe8a:fef9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:8c:17:b6:e0:5a 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-11691) 12/08/25 _x86_64_ (4 CPU) 20:03:07 LINUX RESTART (4 CPU) 20:10:41 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:35 13.05 0.02 10.93 2.11 0.61 826.03 52629.36 20:30:01 34.26 0.20 29.62 4.43 6.37 6162.11 30692.46 Average: 23.40 0.11 20.05 3.24 3.42 3430.35 41922.86 20:10:41 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:35 9429128 13008512 2949708 18.02 152844 3559812 3150416 18.08 853188 5698020 24 20:30:01 7704520 12856972 3092728 18.89 181784 5023368 3041596 17.46 1430496 6772872 27852 Average: 8566824 12932742 3021218 18.45 167314 4291590 3096006 17.77 1141842 6235446 13938 20:10:41 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:35 lo 50.07 50.07 12.41 12.41 0.00 0.00 0.00 0.00 20:20:35 ens3 5.96 5.46 7.68 1.83 0.00 0.00 0.00 0.00 20:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 1855.32 1855.32 1763.34 1763.34 0.00 0.00 0.00 0.00 20:30:01 ens3 67.76 53.17 486.27 13.83 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 931.14 931.14 866.96 866.96 0.00 0.00 0.00 0.00 Average: ens3 36.13 28.75 241.26 7.69 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-11691) 12/08/25 _x86_64_ (4 CPU) 20:03:07 LINUX RESTART (4 CPU) 20:10:41 CPU %user %nice %system %iowait %steal %idle 20:20:35 all 18.26 0.00 0.82 0.37 0.09 80.47 20:20:35 0 18.33 0.00 0.77 0.13 0.09 80.68 20:20:35 1 17.39 0.00 0.81 0.08 0.09 81.63 20:20:35 2 19.23 0.00 0.79 1.20 0.09 78.69 20:20:35 3 18.08 0.00 0.90 0.06 0.09 80.87 20:30:01 all 48.26 0.00 2.32 0.12 0.09 49.21 20:30:01 0 49.79 0.00 2.35 0.05 0.09 47.71 20:30:01 1 48.58 0.00 2.34 0.07 0.09 48.93 20:30:01 2 47.73 0.00 2.44 0.28 0.09 49.47 20:30:01 3 46.96 0.00 2.13 0.09 0.09 50.73 Average: all 32.89 0.00 1.55 0.25 0.09 65.22 Average: 0 33.68 0.00 1.54 0.09 0.09 64.60 Average: 1 32.60 0.00 1.56 0.07 0.09 65.67 Average: 2 33.13 0.00 1.59 0.75 0.09 64.44 Average: 3 32.15 0.00 1.50 0.07 0.09 66.19