---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2899 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 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 631 10560 4 4797 15015 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:f9:48:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84770sec preferred_lft 84770sec inet6 fe80::f816:3eff:fef9:48f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:e9:3a:8c:49:55 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-2899) 10/28/25 _x86_64_ (4 CPU) 14:49:20 LINUX RESTART (4 CPU) 14:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:11 42.72 4.30 27.11 11.32 564.46 3983.73 238973.16 15:10:11 3.25 0.04 3.15 0.06 3.24 362.54 21.65 Average: 23.16 2.19 15.23 5.74 286.33 2189.12 120552.39 14:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:11 10451492 13421064 2542756 15.53 109660 3031664 2809084 16.12 597100 4985792 26896 15:10:11 10255220 13299660 2663628 16.27 112712 3096732 2880760 16.54 618804 5163136 4140 Average: 10353356 13360362 2603192 15.90 111186 3064198 2844922 16.33 607952 5074464 15518 14:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:11 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 15:00:11 ens3 82.25 62.72 810.95 11.32 0.00 0.00 0.00 0.00 15:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:11 lo 0.50 0.50 0.36 0.36 0.00 0.00 0.00 0.00 15:10:11 ens3 3.14 2.43 1.80 0.67 0.00 0.00 0.00 0.00 15:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 43.04 32.84 409.95 6.04 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-2899) 10/28/25 _x86_64_ (4 CPU) 14:49:20 LINUX RESTART (4 CPU) 14:50:00 CPU %user %nice %system %iowait %steal %idle 15:00:11 all 50.82 0.00 1.25 0.43 0.11 47.39 15:00:11 0 47.03 0.00 1.03 0.12 0.11 51.71 15:00:11 1 56.73 0.00 1.17 0.56 0.12 41.42 15:00:11 2 48.70 0.00 1.39 0.21 0.12 49.59 15:00:11 3 50.81 0.00 1.43 0.82 0.11 46.84 15:10:11 all 45.01 0.00 0.41 0.04 0.10 54.45 15:10:11 0 53.77 0.00 0.35 0.00 0.10 45.77 15:10:11 1 27.80 0.00 0.40 0.04 0.08 71.67 15:10:11 2 29.17 0.00 0.32 0.08 0.09 70.34 15:10:11 3 69.24 0.00 0.58 0.03 0.11 30.04 Average: all 47.93 0.00 0.84 0.24 0.10 50.89 Average: 0 50.38 0.00 0.69 0.06 0.10 48.76 Average: 1 42.38 0.00 0.79 0.30 0.10 56.43 Average: 2 39.01 0.00 0.86 0.15 0.10 59.88 Average: 3 59.95 0.00 1.00 0.43 0.11 38.50