---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9570 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 624 10485 4 4880 15022 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:cd:fc:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84830sec preferred_lft 84830sec inet6 fe80::f816:3eff:fecd:fc04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:52:4e:3e:de:06 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-9570) 12/05/25 _x86_64_ (4 CPU) 13:35:03 LINUX RESTART (4 CPU) 13:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:01 18.29 12.41 5.49 0.39 544.90 980.08 408.73 14:00:04 19.46 0.54 17.36 1.55 19.45 2435.18 13764.43 Average: 18.87 6.45 11.45 0.97 281.00 1710.88 7116.41 13:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 9697664 12795752 3167188 19.34 113940 3137752 3386340 19.44 659040 5660664 1128 14:00:04 9460864 13559420 2398432 14.65 137896 4069316 2530364 14.52 917956 5595460 553996 Average: 9579264 13177586 2782810 17.00 125918 3603534 2958352 16.98 788498 5628062 277562 13:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:01 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 13:50:01 ens3 13.94 10.44 166.49 2.49 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:04 lo 549.50 549.50 523.18 523.18 0.00 0.00 0.00 0.00 14:00:04 ens3 44.07 31.88 479.98 4.98 0.00 0.00 0.00 0.00 14:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 276.30 276.30 262.95 262.95 0.00 0.00 0.00 0.00 Average: ens3 29.07 21.21 323.93 3.74 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-9570) 12/05/25 _x86_64_ (4 CPU) 13:35:03 LINUX RESTART (4 CPU) 13:40:04 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 47.96 0.08 0.76 0.17 0.08 50.96 13:50:01 0 47.07 0.01 0.63 0.03 0.08 52.19 13:50:01 1 49.11 0.03 0.76 0.14 0.07 49.89 13:50:01 2 56.59 0.09 0.86 0.27 0.09 42.11 13:50:01 3 39.08 0.18 0.80 0.23 0.09 59.62 14:00:04 all 56.71 0.00 1.42 0.08 0.09 41.70 14:00:04 0 56.67 0.00 1.42 0.13 0.09 41.69 14:00:04 1 48.77 0.00 1.50 0.07 0.08 49.58 14:00:04 2 51.51 0.00 1.45 0.05 0.09 46.90 14:00:04 3 69.91 0.00 1.32 0.07 0.09 28.61 Average: all 52.35 0.04 1.10 0.12 0.08 46.31 Average: 0 51.89 0.00 1.03 0.08 0.08 46.92 Average: 1 48.94 0.01 1.13 0.11 0.08 49.73 Average: 2 54.04 0.05 1.16 0.16 0.09 44.52 Average: 3 54.54 0.09 1.06 0.15 0.09 44.07