---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1591 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 620 10405 4 4963 15026 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:72:b5:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84746sec preferred_lft 84746sec inet6 fe80::f816:3eff:fe72:b5f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:71:ce:79:a0:56 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-1591) 11/27/25 _x86_64_ (4 CPU) 09:54:25 LINUX RESTART (4 CPU) 10:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:15 3.66 0.06 3.39 0.21 6.82 538.25 57.83 10:20:17 31.77 12.42 17.80 1.55 152.78 2350.53 7007.74 Average: 17.64 6.21 10.56 0.87 79.41 1439.49 3513.98 10:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:15 9915444 13086472 2875388 17.56 115036 3221232 3106224 17.83 707640 5410596 13316 10:20:17 9459856 13643932 2312816 14.13 138624 4153268 2521824 14.48 982792 5509384 526512 Average: 9687650 13365202 2594102 15.84 126830 3687250 2814024 16.15 845216 5459990 269914 10:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:15 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 10:10:15 ens3 9.42 7.96 37.05 2.29 0.00 0.00 0.00 0.00 10:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:17 lo 543.09 543.09 516.60 516.60 0.00 0.00 0.00 0.00 10:20:17 ens3 40.61 32.26 466.46 5.43 0.00 0.00 0.00 0.00 10:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 270.38 270.38 257.09 257.09 0.00 0.00 0.00 0.00 Average: ens3 24.93 20.05 250.60 3.85 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-1591) 11/27/25 _x86_64_ (4 CPU) 09:54:25 LINUX RESTART (4 CPU) 10:00:08 CPU %user %nice %system %iowait %steal %idle 10:10:15 all 50.08 0.00 0.70 0.28 0.10 48.85 10:10:15 0 43.81 0.00 0.75 0.43 0.09 54.93 10:10:15 1 48.50 0.00 0.69 0.26 0.10 50.45 10:10:15 2 43.33 0.00 0.69 0.27 0.09 55.61 10:10:15 3 64.72 0.00 0.65 0.14 0.10 34.38 10:20:17 all 54.40 0.07 1.38 0.32 0.09 43.74 10:20:17 0 42.43 0.00 1.35 0.59 0.09 55.54 10:20:17 1 45.76 0.09 1.41 0.12 0.09 52.53 10:20:17 2 67.12 0.03 1.58 0.27 0.10 30.91 10:20:17 3 62.28 0.16 1.17 0.30 0.10 36.00 Average: all 52.23 0.03 1.03 0.30 0.09 46.31 Average: 0 43.12 0.00 1.05 0.51 0.09 55.23 Average: 1 47.14 0.04 1.05 0.19 0.09 51.49 Average: 2 55.16 0.01 1.13 0.27 0.09 43.33 Average: 3 63.51 0.08 0.91 0.22 0.10 35.19