---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5155 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 623 10380 4 4986 15023 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:56:e2:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84745sec preferred_lft 84745sec inet6 fe80::f816:3eff:fe56:e299/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:56:d1:a3:83:46 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-5155) 11/04/25 _x86_64_ (4 CPU) 00:26:09 LINUX RESTART (4 CPU) 00:30:41 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:13 31.12 13.20 6.28 11.64 710.81 1199.11 270823.01 00:50:14 13.00 0.53 11.45 1.02 19.45 1944.37 4711.12 Average: 21.85 6.72 8.92 6.21 356.99 1580.51 134634.03 00:30:41 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:13 8629812 11809924 4152508 25.36 114944 3218864 4269952 24.51 712284 6679408 312 00:50:14 10001216 13607888 2350936 14.36 137308 3593904 2512900 14.42 888632 5080596 9540 Average: 9315514 12708906 3251722 19.86 126126 3406384 3391426 19.47 800458 5880002 4926 00:30:41 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:13 lo 0.61 0.61 0.40 0.40 0.00 0.00 0.00 0.00 00:40:13 ens3 21.68 15.14 171.52 3.23 0.00 0.00 0.00 0.00 00:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:14 lo 311.72 311.72 296.79 296.79 0.00 0.00 0.00 0.00 00:50:14 ens3 37.33 24.40 405.73 4.25 0.00 0.00 0.00 0.00 00:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 159.83 159.83 152.08 152.08 0.00 0.00 0.00 0.00 Average: ens3 29.69 19.88 291.38 3.75 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-5155) 11/04/25 _x86_64_ (4 CPU) 00:26:09 LINUX RESTART (4 CPU) 00:30:41 CPU %user %nice %system %iowait %steal %idle 00:40:13 all 50.54 0.08 0.85 0.15 0.10 48.28 00:40:13 0 62.69 0.02 0.93 0.04 0.10 36.22 00:40:13 1 45.58 0.02 0.88 0.15 0.10 53.28 00:40:13 2 49.15 0.29 0.83 0.31 0.10 49.32 00:40:13 3 44.75 0.00 0.77 0.10 0.09 54.28 00:50:14 all 50.87 0.00 1.13 0.11 0.10 47.79 00:50:14 0 39.85 0.00 1.13 0.04 0.10 58.89 00:50:14 1 49.64 0.00 1.33 0.21 0.10 48.71 00:50:14 2 44.23 0.00 0.98 0.08 0.10 54.61 00:50:14 3 69.72 0.00 1.08 0.10 0.12 28.99 Average: all 50.71 0.04 0.99 0.13 0.10 48.03 Average: 0 51.01 0.01 1.03 0.04 0.10 47.81 Average: 1 47.66 0.01 1.11 0.18 0.10 50.94 Average: 2 46.63 0.14 0.91 0.19 0.10 52.03 Average: 3 57.52 0.00 0.93 0.10 0.11 41.34