---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6857 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 614 10617 4 4758 15032 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:04:b3:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84904sec preferred_lft 84904sec inet6 fe80::f816:3eff:fe04:b333/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:14:11:aa:f8:4d 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-6857) 11/08/25 _x86_64_ (4 CPU) 00:25:40 LINUX RESTART (4 CPU) 00:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:05 6.10 0.53 5.15 0.42 340.77 936.81 314.65 00:50:05 23.72 0.66 20.76 2.31 29.47 6024.05 11141.53 Average: 14.91 0.60 12.95 1.36 185.12 3480.41 5728.05 00:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:05 9561048 12539500 3424092 20.91 110376 3038364 3696000 21.22 603840 5871564 488 00:50:05 10855604 15371348 585608 3.58 132528 4494996 1112988 6.39 979156 4130940 12864 Average: 10208326 13955424 2004850 12.24 121452 3766680 2404494 13.80 791498 5001252 6676 00:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:05 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 00:40:05 ens3 15.16 9.55 125.61 2.62 0.00 0.00 0.00 0.00 00:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:05 lo 488.11 488.11 462.88 462.88 0.00 0.00 0.00 0.00 00:50:05 ens3 56.82 45.35 503.31 68.08 0.00 0.00 0.00 0.00 00:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 244.37 244.37 231.63 231.63 0.00 0.00 0.00 0.00 Average: ens3 35.99 27.45 314.46 35.35 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-6857) 11/08/25 _x86_64_ (4 CPU) 00:25:40 LINUX RESTART (4 CPU) 00:30:05 CPU %user %nice %system %iowait %steal %idle 00:40:05 all 48.25 0.00 0.74 0.04 0.08 50.90 00:40:05 0 40.47 0.00 0.58 0.01 0.08 58.85 00:40:05 1 41.65 0.00 0.75 0.05 0.08 57.47 00:40:05 2 50.57 0.00 0.84 0.03 0.08 48.49 00:40:05 3 60.35 0.00 0.76 0.05 0.08 38.75 00:50:05 all 48.60 0.00 1.40 0.42 0.08 49.49 00:50:05 0 41.48 0.00 1.27 0.14 0.08 57.03 00:50:05 1 52.63 0.00 1.33 0.37 0.08 45.59 00:50:05 2 52.97 0.00 1.50 0.61 0.08 44.84 00:50:05 3 47.32 0.00 1.52 0.57 0.09 50.50 Average: all 48.43 0.00 1.07 0.23 0.08 50.19 Average: 0 40.97 0.00 0.93 0.08 0.08 57.94 Average: 1 47.13 0.00 1.04 0.21 0.08 51.54 Average: 2 51.77 0.00 1.17 0.32 0.08 46.67 Average: 3 53.84 0.00 1.14 0.31 0.08 44.62