---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2655 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: 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 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 642 8747 4 6599 15003 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:6c:af:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84678sec preferred_lft 84678sec inet6 fe80::f816:3eff:fe6c:afbd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:07:44:a0:5c:45 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-2655) 01/21/26 _x86_64_ (4 CPU) 12:47:41 LINUX RESTART (4 CPU) 12:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:18 32.84 1.42 27.82 3.60 441.70 4005.09 26309.24 13:10:18 31.21 0.01 27.92 3.28 0.15 2652.59 25999.26 Average: 32.03 0.72 27.87 3.44 222.31 3333.08 26155.22 12:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:18 9427572 13107108 2849880 17.41 137380 3668424 3077468 17.66 835672 5733004 32748 13:10:18 8223748 12949072 3003580 18.34 156588 4648216 3146804 18.06 1136276 6578312 616024 Average: 8825660 13028090 2926730 17.88 146984 4158320 3112136 17.86 985974 6155658 324386 12:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:18 lo 1488.26 1488.26 1411.36 1411.36 0.00 0.00 0.00 0.00 13:00:18 ens3 65.64 51.18 524.93 10.81 0.00 0.00 0.00 0.00 13:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:18 lo 1476.66 1476.66 1406.14 1406.14 0.00 0.00 0.00 0.00 13:10:18 ens3 27.01 23.30 27.48 7.56 0.00 0.00 0.00 0.00 13:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1482.50 1482.50 1408.77 1408.77 0.00 0.00 0.00 0.00 Average: ens3 46.45 37.33 277.76 9.20 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-2655) 01/21/26 _x86_64_ (4 CPU) 12:47:41 LINUX RESTART (4 CPU) 12:50:11 CPU %user %nice %system %iowait %steal %idle 13:00:18 all 66.75 0.00 2.65 0.36 0.11 30.14 13:00:18 0 67.29 0.00 2.61 0.11 0.11 29.88 13:00:18 1 68.73 0.00 2.75 0.49 0.11 27.92 13:00:18 2 65.78 0.00 2.47 0.26 0.11 31.38 13:00:18 3 65.21 0.00 2.75 0.56 0.11 31.37 13:10:18 all 62.90 0.00 2.51 0.24 0.11 34.23 13:10:18 0 59.35 0.00 2.47 0.20 0.11 37.87 13:10:18 1 67.56 0.00 2.86 0.19 0.12 29.26 13:10:18 2 61.90 0.00 2.23 0.34 0.11 35.43 13:10:18 3 62.80 0.00 2.50 0.24 0.11 34.35 Average: all 64.84 0.00 2.58 0.30 0.11 32.17 Average: 0 63.35 0.00 2.54 0.16 0.11 33.84 Average: 1 68.15 0.00 2.80 0.34 0.12 28.59 Average: 2 63.85 0.00 2.35 0.30 0.11 33.39 Average: 3 64.01 0.00 2.63 0.40 0.11 32.85