---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1725 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 631 8848 4 6509 15015 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:85:dc:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84555sec preferred_lft 84555sec inet6 fe80::f816:3eff:fe85:dca4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:be:f6:b3:89:40 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-1725) 01/18/26 _x86_64_ (4 CPU) 10:40:37 LINUX RESTART (4 CPU) 10:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:00 26.02 0.04 23.03 2.96 0.69 2192.24 36430.41 11:10:00 30.94 0.14 27.66 3.14 6.53 9292.99 21356.07 Average: 28.48 0.09 25.34 3.05 3.61 5742.67 28893.11 10:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:00 9318944 13050276 2906676 17.75 145000 3708328 2948528 16.92 868296 5788856 20292 11:10:00 9078964 15383436 563192 3.44 171904 6161112 1101800 6.32 1731540 5046584 44 Average: 9198954 14216856 1734934 10.60 158452 4934720 2025164 11.62 1299918 5417720 10168 10:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:00 lo 1418.13 1418.13 1344.05 1344.05 0.00 0.00 0.00 0.00 11:00:00 ens3 36.96 28.16 20.06 10.37 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 787.34 787.34 739.42 739.42 0.00 0.00 0.00 0.00 11:10:00 ens3 103.43 106.26 168.50 1012.83 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1102.73 1102.73 1041.73 1041.73 0.00 0.00 0.00 0.00 Average: ens3 70.20 67.21 94.28 511.61 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-1725) 01/18/26 _x86_64_ (4 CPU) 10:40:37 LINUX RESTART (4 CPU) 10:50:00 CPU %user %nice %system %iowait %steal %idle 11:00:00 all 63.26 0.00 2.44 0.06 0.09 34.15 11:00:00 0 64.11 0.00 2.47 0.04 0.09 33.30 11:00:00 1 63.68 0.00 2.63 0.11 0.09 33.50 11:00:00 2 62.28 0.00 2.49 0.05 0.09 35.08 11:00:00 3 62.97 0.00 2.15 0.06 0.09 34.74 11:10:00 all 48.75 0.00 1.97 0.22 0.08 48.98 11:10:00 0 45.45 0.00 1.90 0.22 0.08 52.35 11:10:00 1 52.73 0.00 2.30 0.07 0.08 44.82 11:10:00 2 52.71 0.00 1.78 0.20 0.08 45.23 11:10:00 3 44.13 0.00 1.91 0.38 0.08 53.50 Average: all 56.00 0.00 2.20 0.14 0.08 41.57 Average: 0 54.77 0.00 2.18 0.13 0.08 42.84 Average: 1 58.20 0.00 2.47 0.09 0.09 39.16 Average: 2 57.49 0.00 2.13 0.13 0.09 40.16 Average: 3 53.55 0.00 2.03 0.22 0.09 44.12