---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-848 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: 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 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 12G 67G 15% / 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 627 9196 4 6165 15018 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:b6:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84370sec preferred_lft 84370sec inet6 fe80::f816:3eff:fe85:b625/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:31:b5:bc:59:f4 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-848) 10/21/25 _x86_64_ (4 CPU) 09:21:08 LINUX RESTART (4 CPU) 09:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:15 10.81 0.02 9.13 1.67 0.61 829.84 26314.73 09:50:01 32.31 0.20 28.00 4.11 5.23 7816.20 26554.25 Average: 21.43 0.11 18.45 2.87 2.89 4280.32 26433.03 09:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:15 9223680 12966052 2990948 18.27 137972 3728268 3275748 18.80 945728 5801688 1044 09:50:01 7162524 12927660 3019188 18.44 170248 5623856 3069268 17.62 1758864 6958620 11136 Average: 8193102 12946856 3005068 18.35 154110 4676062 3172508 18.21 1352296 6380154 6090 09:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:15 lo 47.99 47.99 11.49 11.49 0.00 0.00 0.00 0.00 09:40:15 ens3 9.09 7.85 8.77 2.68 0.00 0.00 0.00 0.00 09:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 1771.10 1771.10 1681.47 1681.47 0.00 0.00 0.00 0.00 09:50:01 ens3 75.16 57.20 457.33 14.90 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 899.02 899.02 836.27 836.27 0.00 0.00 0.00 0.00 Average: ens3 41.72 32.23 230.31 8.72 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-848) 10/21/25 _x86_64_ (4 CPU) 09:21:08 LINUX RESTART (4 CPU) 09:30:15 CPU %user %nice %system %iowait %steal %idle 09:40:15 all 21.13 0.00 0.90 1.30 0.08 76.58 09:40:15 0 20.64 0.00 0.93 1.00 0.08 77.36 09:40:15 1 21.85 0.00 0.98 2.92 0.09 74.15 09:40:15 2 20.80 0.00 0.85 0.40 0.08 77.87 09:40:15 3 21.25 0.00 0.82 0.90 0.08 76.96 09:50:01 all 46.98 0.00 2.39 0.56 0.11 49.96 09:50:01 0 45.91 0.00 2.38 0.38 0.11 51.22 09:50:01 1 46.05 0.00 2.10 0.17 0.10 51.58 09:50:01 2 50.23 0.00 2.88 0.89 0.11 45.89 09:50:01 3 45.72 0.00 2.21 0.81 0.11 51.15 Average: all 33.89 0.00 1.63 0.94 0.10 63.44 Average: 0 33.12 0.00 1.65 0.69 0.09 64.45 Average: 1 33.80 0.00 1.53 1.56 0.10 63.00 Average: 2 35.33 0.00 1.85 0.64 0.09 62.09 Average: 3 33.33 0.00 1.51 0.85 0.09 64.21