---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25522 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 657 9680 4 5651 14989 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:5e:a7:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84527sec preferred_lft 84527sec inet6 fe80::f816:3eff:fe5e:a703/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:49:5a:7e:fc:ff 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25522) 01/11/26 _x86_64_ (4 CPU) 00:41:40 LINUX RESTART (4 CPU) 00:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:26 4.93 0.01 4.70 0.23 0.17 561.54 15210.41 01:10:16 33.85 0.47 28.88 4.50 17.19 6821.50 34569.97 Average: 19.02 0.23 16.48 2.31 8.46 3611.86 24643.82 00:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:26 9446768 13107424 2850688 17.41 148616 3646424 3076244 17.66 879740 5663676 848 01:10:16 9966412 15395168 553012 3.38 184108 5285988 1109052 6.37 1544572 4384296 31900 Average: 9706590 14251296 1701850 10.39 166362 4466206 2092648 12.01 1212156 5023986 16374 00:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:26 lo 55.83 55.83 13.59 13.59 0.00 0.00 0.00 0.00 01:00:26 ens3 4.66 3.50 12.48 1.20 0.00 0.00 0.00 0.00 01:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:16 lo 1979.35 1979.35 1903.00 1903.00 0.00 0.00 0.00 0.00 01:10:16 ens3 80.59 63.19 488.61 28.92 0.00 0.00 0.00 0.00 01:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 993.11 993.11 934.25 934.25 0.00 0.00 0.00 0.00 Average: ens3 41.66 32.59 244.49 14.70 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25522) 01/11/26 _x86_64_ (4 CPU) 00:41:40 LINUX RESTART (4 CPU) 00:50:05 CPU %user %nice %system %iowait %steal %idle 01:00:26 all 14.28 0.00 0.83 0.03 0.08 84.78 01:00:26 0 14.05 0.00 0.85 0.02 0.08 85.01 01:00:26 1 14.02 0.00 0.87 0.02 0.08 85.01 01:00:26 2 14.53 0.00 0.85 0.03 0.08 84.51 01:00:26 3 14.51 0.00 0.76 0.07 0.07 84.58 01:10:16 all 52.06 0.00 2.59 0.08 0.09 45.18 01:10:16 0 52.05 0.00 2.53 0.06 0.09 45.27 01:10:16 1 50.85 0.00 2.64 0.05 0.09 46.37 01:10:16 2 51.18 0.00 2.52 0.12 0.09 46.09 01:10:16 3 54.17 0.00 2.69 0.07 0.09 42.98 Average: all 32.68 0.00 1.69 0.05 0.08 65.50 Average: 0 32.56 0.00 1.67 0.04 0.08 65.65 Average: 1 31.93 0.00 1.73 0.03 0.08 66.22 Average: 2 32.38 0.00 1.67 0.07 0.08 65.80 Average: 3 33.83 0.00 1.70 0.07 0.08 64.32