---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13879 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 646 8869 4 6472 14999 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:c0:40:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84365sec preferred_lft 84365sec inet6 fe80::f816:3eff:fec0:400b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:c2:5d:54:6a:00 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-13879) 12/15/25 _x86_64_ (4 CPU) 15:41:08 LINUX RESTART (4 CPU) 15:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:03 24.19 0.01 21.41 2.77 0.20 2131.16 15404.95 16:10:01 23.73 0.02 21.20 2.51 0.47 5012.71 12972.02 Average: 23.96 0.02 21.30 2.64 0.34 3582.92 14179.21 15:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:03 9235436 13017428 2938408 17.95 144816 3750324 3061780 17.57 842828 5901156 26304 16:10:01 7633344 12318640 3633972 22.19 156708 4605336 3655764 20.98 1097340 7203048 960 Average: 8434390 12668034 3286190 20.07 150762 4177830 3358772 19.28 970084 6552102 13632 15:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:03 lo 1170.87 1170.87 1114.31 1114.31 0.00 0.00 0.00 0.00 16:00:03 ens3 25.16 21.81 14.87 6.96 0.00 0.00 0.00 0.00 16:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 881.41 881.41 836.52 836.52 0.00 0.00 0.00 0.00 16:10:01 ens3 17.29 14.98 29.30 5.06 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1025.03 1025.03 974.35 974.35 0.00 0.00 0.00 0.00 Average: ens3 21.20 18.37 22.14 6.00 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-13879) 12/15/25 _x86_64_ (4 CPU) 15:41:08 LINUX RESTART (4 CPU) 15:50:14 CPU %user %nice %system %iowait %steal %idle 16:00:03 all 65.85 0.00 2.33 0.19 0.14 31.49 16:00:03 0 65.22 0.00 2.40 0.08 0.13 32.17 16:00:03 1 67.76 0.00 2.31 0.26 0.14 29.53 16:00:03 2 66.33 0.00 2.42 0.22 0.14 30.89 16:00:03 3 64.11 0.00 2.19 0.22 0.14 33.35 16:10:01 all 34.77 0.00 1.69 12.07 0.13 51.35 16:10:01 0 32.42 0.00 1.51 4.58 0.12 61.36 16:10:01 1 33.18 0.00 1.70 13.26 0.11 51.74 16:10:01 2 36.04 0.00 1.57 14.13 0.14 48.13 16:10:01 3 37.43 0.00 1.97 16.32 0.13 44.15 Average: all 50.22 0.00 2.01 6.17 0.13 41.48 Average: 0 48.72 0.00 1.95 2.34 0.13 46.85 Average: 1 50.37 0.00 2.00 6.80 0.13 40.70 Average: 2 51.08 0.00 1.99 7.22 0.14 39.56 Average: 3 50.69 0.00 2.08 8.31 0.13 38.78