---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5705 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 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 685 10203 4 5099 14961 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:10:43:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84182sec preferred_lft 84182sec inet6 fe80::f816:3eff:fe10:43f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:78:b0:66:61:e0 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-5705) 01/29/26 _x86_64_ (4 CPU) 09:10:58 LINUX RESTART (4 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 23.22 1.89 7.41 13.92 125.44 2116.52 239762.13 09:40:02 25.61 0.83 22.26 2.52 27.04 3442.45 1557.81 Average: 24.41 1.36 14.84 8.22 76.23 2779.52 120653.02 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 9666100 13108988 2850488 17.41 127348 3456708 3440880 19.75 753984 5571708 23616 09:40:02 8563336 13056232 2894412 17.68 168656 4379152 3055828 17.54 1006688 6331652 110240 Average: 9114718 13082610 2872450 17.54 148002 3917930 3248354 18.65 880336 5951680 66928 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 09:30:01 ens3 72.60 55.41 477.84 12.95 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:02 lo 1070.85 1070.85 1019.98 1019.98 0.00 0.00 0.00 0.00 09:40:02 ens3 80.56 61.27 364.12 17.96 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 535.88 535.88 510.06 510.06 0.00 0.00 0.00 0.00 Average: ens3 76.58 58.34 420.98 15.45 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-5705) 01/29/26 _x86_64_ (4 CPU) 09:10:58 LINUX RESTART (4 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 42.02 0.00 1.33 0.05 0.06 56.54 09:30:01 0 42.22 0.00 1.35 0.08 0.06 56.29 09:30:01 1 42.74 0.00 1.33 0.05 0.07 55.82 09:30:01 2 42.24 0.00 1.49 0.02 0.06 56.18 09:30:01 3 40.87 0.00 1.15 0.07 0.06 57.85 09:40:02 all 68.74 0.00 2.63 0.06 0.09 28.49 09:40:02 0 71.14 0.00 2.88 0.07 0.09 25.83 09:40:02 1 68.24 0.00 2.50 0.03 0.09 29.14 09:40:02 2 68.41 0.00 2.56 0.08 0.09 28.86 09:40:02 3 67.16 0.00 2.57 0.06 0.09 30.12 Average: all 55.37 0.00 1.98 0.06 0.07 42.52 Average: 0 56.66 0.00 2.11 0.07 0.07 41.08 Average: 1 55.48 0.00 1.91 0.04 0.08 42.50 Average: 2 55.32 0.00 2.03 0.05 0.07 42.53 Average: 3 54.02 0.00 1.86 0.06 0.07 43.99