---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3660 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 68G 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 666 10615 4 4707 14980 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:2b:a7:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84540sec preferred_lft 84540sec inet6 fe80::f816:3eff:fe2b:a7ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:8c:37:ed:34:0e 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-3660) 01/23/26 _x86_64_ (4 CPU) 17:04:39 LINUX RESTART (4 CPU) 17:10:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:21 13.28 2.01 10.35 0.93 130.68 2648.09 2880.24 17:30:21 28.56 0.92 23.51 4.13 30.08 4604.33 11378.19 Average: 20.91 1.46 16.93 2.53 80.40 3625.70 7126.98 17:10:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:21 10543648 13753308 2206396 13.48 134328 3208604 2532724 14.54 589644 4868156 16800 17:30:21 10939616 15398572 553052 3.38 168724 4330444 1078916 6.19 927288 4023904 30156 Average: 10741632 14575940 1379724 8.43 151526 3769524 1805820 10.37 758466 4446030 23478 17:10:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:21 lo 1.19 1.19 0.12 0.12 0.00 0.00 0.00 0.00 17:20:21 ens3 85.57 68.30 526.24 17.55 0.00 0.00 0.00 0.00 17:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:21 lo 1489.31 1489.31 1418.31 1418.31 0.00 0.00 0.00 0.00 17:30:21 ens3 86.39 68.25 426.36 23.87 0.00 0.00 0.00 0.00 17:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 744.86 744.86 708.84 708.84 0.00 0.00 0.00 0.00 Average: ens3 85.98 68.28 476.33 20.71 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-3660) 01/23/26 _x86_64_ (4 CPU) 17:04:39 LINUX RESTART (4 CPU) 17:10:21 CPU %user %nice %system %iowait %steal %idle 17:20:21 all 62.73 0.00 1.95 0.04 0.11 35.16 17:20:21 0 62.80 0.00 2.14 0.04 0.11 34.92 17:20:21 1 63.30 0.00 1.86 0.04 0.10 34.69 17:20:21 2 61.88 0.00 1.78 0.05 0.10 36.19 17:20:21 3 62.96 0.00 2.03 0.05 0.11 34.86 17:30:21 all 67.19 0.00 2.68 0.09 0.14 29.90 17:30:21 0 66.23 0.00 2.62 0.10 0.13 30.92 17:30:21 1 66.61 0.00 2.64 0.12 0.13 30.50 17:30:21 2 68.00 0.00 2.70 0.05 0.14 29.11 17:30:21 3 67.93 0.00 2.76 0.09 0.14 29.09 Average: all 64.96 0.00 2.32 0.07 0.12 32.54 Average: 0 64.51 0.00 2.38 0.07 0.12 32.92 Average: 1 64.95 0.00 2.25 0.08 0.11 32.60 Average: 2 64.94 0.00 2.24 0.05 0.12 32.65 Average: 3 65.44 0.00 2.39 0.07 0.12 31.97