---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5893 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 659 10475 4 4853 14987 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:40:49:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84468sec preferred_lft 84468sec inet6 fe80::f816:3eff:fe40:49cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:e9:0f:79:c8:06 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-5893) 01/30/26 _x86_64_ (4 CPU) 02:59:48 LINUX RESTART (4 CPU) 03:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:08 45.86 10.99 33.89 0.98 1841.73 7550.08 2252.41 03:20:08 12.07 0.47 10.50 1.10 15.79 2628.24 2889.88 03:30:08 26.03 0.60 21.44 3.99 21.59 3857.89 3020.24 Average: 28.06 4.05 21.99 2.02 631.24 4690.26 2718.96 03:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:08 11677332 14522672 1442308 8.81 110476 2913364 2213876 12.71 581504 3786292 31992 03:20:08 9843736 13463392 2494540 15.24 145280 3576252 2867136 16.46 773824 5348516 26532 03:30:08 10777864 15386948 564084 3.45 169592 4477196 1100328 6.32 1038232 4053896 12 Average: 10766311 14457671 1500311 9.16 141783 3655604 2060447 11.83 797853 4396235 19512 03:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:08 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 03:10:08 ens3 111.28 79.39 976.17 15.22 0.00 0.00 0.00 0.00 03:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:08 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 03:20:08 ens3 63.36 50.18 137.29 16.76 0.00 0.00 0.00 0.00 03:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:08 lo 1543.85 1543.85 1462.90 1462.90 0.00 0.00 0.00 0.00 03:30:08 ens3 98.31 85.22 410.65 156.28 0.00 0.00 0.00 0.00 03:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 513.20 513.20 485.75 485.75 0.00 0.00 0.00 0.00 Average: ens3 91.07 71.63 509.92 62.56 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-5893) 01/30/26 _x86_64_ (4 CPU) 02:59:48 LINUX RESTART (4 CPU) 03:00:00 CPU %user %nice %system %iowait %steal %idle 03:10:08 all 12.36 0.00 0.90 0.57 0.05 86.12 03:10:08 0 14.11 0.00 0.90 0.29 0.04 84.65 03:10:08 1 13.77 0.00 1.18 0.77 0.05 84.23 03:10:08 2 10.25 0.00 0.66 0.52 0.05 88.53 03:10:08 3 11.34 0.00 0.85 0.70 0.04 87.06 03:20:08 all 73.68 0.00 2.30 0.04 0.14 23.84 03:20:08 0 72.35 0.00 2.37 0.03 0.14 25.11 03:20:08 1 75.18 0.00 2.28 0.05 0.14 22.37 03:20:08 2 74.56 0.00 2.14 0.03 0.14 23.13 03:20:08 3 72.63 0.00 2.41 0.05 0.14 24.76 03:30:08 all 49.27 0.00 2.18 0.20 0.11 48.23 03:30:08 0 48.09 0.00 2.10 0.15 0.11 49.55 03:30:08 1 49.89 0.00 2.44 0.12 0.11 47.44 03:30:08 2 49.50 0.00 2.10 0.41 0.12 47.88 03:30:08 3 49.62 0.00 2.08 0.15 0.11 48.04 Average: all 44.95 0.00 1.79 0.27 0.10 52.89 Average: 0 44.71 0.00 1.79 0.16 0.10 53.25 Average: 1 46.14 0.00 1.96 0.31 0.10 51.49 Average: 2 44.58 0.00 1.63 0.32 0.10 53.38 Average: 3 44.36 0.00 1.78 0.30 0.10 53.46