---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3274 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 67G 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 615 10458 4 4915 15031 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:ac:17:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84774sec preferred_lft 84774sec inet6 fe80::f816:3eff:feac:1717/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:ba:e0:fb:e3:68 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-3274) 10/29/25 _x86_64_ (4 CPU) 14:17:20 LINUX RESTART (4 CPU) 14:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:08 7.90 0.88 6.49 0.54 562.65 1629.08 22162.72 14:40:01 5.08 0.37 4.48 0.23 11.61 627.77 383.02 Average: 6.50 0.62 5.49 0.38 288.70 1131.27 11334.66 14:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:08 8425544 11532848 4430240 27.06 111472 3164756 4607840 26.45 662176 6938968 136 14:40:01 9386160 13159064 2800752 17.11 128280 3776932 2995304 17.19 743696 5860016 481768 Average: 8905852 12345956 3615496 22.08 119876 3470844 3801572 21.82 702936 6399492 240952 14:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:08 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 14:30:08 ens3 22.60 16.85 207.28 2.98 0.00 0.00 0.00 0.00 14:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 104.47 104.47 99.18 99.18 0.00 0.00 0.00 0.00 14:40:01 ens3 37.51 26.99 409.25 3.37 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 52.25 52.25 49.50 49.50 0.00 0.00 0.00 0.00 Average: ens3 30.01 21.89 307.69 3.18 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-3274) 10/29/25 _x86_64_ (4 CPU) 14:17:20 LINUX RESTART (4 CPU) 14:20:08 CPU %user %nice %system %iowait %steal %idle 14:30:08 all 51.63 0.00 0.89 0.12 0.11 47.26 14:30:08 0 52.26 0.00 0.87 0.21 0.12 46.55 14:30:08 1 47.01 0.00 0.83 0.07 0.11 51.98 14:30:08 2 47.34 0.00 0.87 0.09 0.10 51.61 14:30:08 3 59.90 0.00 0.99 0.10 0.12 38.88 14:40:01 all 50.34 0.00 0.74 0.05 0.10 48.77 14:40:01 0 49.14 0.00 0.74 0.05 0.11 49.97 14:40:01 1 50.49 0.00 0.76 0.09 0.11 48.55 14:40:01 2 58.95 0.00 0.79 0.01 0.10 40.14 14:40:01 3 42.77 0.00 0.66 0.05 0.09 56.44 Average: all 50.99 0.00 0.81 0.08 0.11 48.01 Average: 0 50.71 0.00 0.80 0.13 0.11 48.25 Average: 1 48.74 0.00 0.80 0.08 0.11 50.27 Average: 2 53.12 0.00 0.83 0.05 0.10 45.91 Average: 3 51.38 0.00 0.83 0.07 0.11 47.61