---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-757 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 615 10783 4 4590 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:42:51:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84831sec preferred_lft 84831sec inet6 fe80::f816:3eff:fe42:5176/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:d1:b5:4f:bf:59 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-757) 11/25/25 _x86_64_ (4 CPU) 22:15:08 LINUX RESTART (4 CPU) 22:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:01 3.83 0.18 3.45 0.20 15.36 593.04 201.60 22:40:09 19.25 0.53 17.15 1.56 19.18 2407.97 14914.95 Average: 11.64 0.36 10.39 0.89 17.29 1512.07 7652.07 22:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:01 10361348 13173028 2791568 17.05 108344 2874340 3081380 17.69 479188 5202296 1880 22:40:09 9748416 13622564 2336824 14.27 129016 3870164 2513576 14.43 795180 5419256 619632 Average: 10054882 13397796 2564196 15.66 118680 3372252 2797478 16.06 637184 5310776 310756 22:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:01 lo 0.63 0.63 0.39 0.39 0.00 0.00 0.00 0.00 22:30:01 ens3 9.09 7.32 37.91 2.14 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:09 lo 504.92 504.92 480.60 480.60 0.00 0.00 0.00 0.00 22:40:09 ens3 44.58 32.38 475.78 4.96 0.00 0.00 0.00 0.00 22:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 255.99 255.99 243.55 243.55 0.00 0.00 0.00 0.00 Average: ens3 27.06 20.01 259.64 3.57 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-757) 11/25/25 _x86_64_ (4 CPU) 22:15:08 LINUX RESTART (4 CPU) 22:20:09 CPU %user %nice %system %iowait %steal %idle 22:30:01 all 49.00 0.00 0.70 0.04 0.07 50.18 22:30:01 0 38.27 0.00 0.71 0.09 0.08 60.86 22:30:01 1 68.24 0.00 0.86 0.02 0.08 30.81 22:30:01 2 42.27 0.00 0.59 0.02 0.06 57.07 22:30:01 3 47.27 0.00 0.65 0.04 0.07 51.96 22:40:09 all 54.55 0.00 1.38 0.13 0.11 43.83 22:40:09 0 71.33 0.00 1.47 0.10 0.10 27.00 22:40:09 1 56.93 0.00 1.41 0.13 0.09 41.44 22:40:09 2 44.72 0.00 1.23 0.10 0.16 53.79 22:40:09 3 45.27 0.00 1.42 0.19 0.09 53.04 Average: all 51.81 0.00 1.05 0.09 0.09 46.97 Average: 0 54.99 0.00 1.10 0.09 0.09 43.73 Average: 1 62.51 0.00 1.14 0.07 0.08 36.19 Average: 2 43.50 0.00 0.91 0.06 0.11 55.41 Average: 3 46.25 0.00 1.04 0.12 0.08 52.51