---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11090 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 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 617 10447 4 4924 15029 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:cc:9d:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.4/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84795sec preferred_lft 84795sec inet6 fe80::f816:3eff:fecc:9db6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:9c:bd:b7:45:9a 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-11090) 11/16/25 _x86_64_ (4 CPU) 20:09:20 LINUX RESTART (4 CPU) 20:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:01 19.54 3.55 14.87 1.12 708.23 4258.96 11945.79 20:30:06 2.55 0.03 2.43 0.09 3.13 250.64 389.62 Average: 10.98 1.78 8.60 0.60 352.93 2239.17 6122.64 20:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:01 10100360 13216072 2746768 16.78 111888 3172264 3016056 17.31 668024 5260392 700 20:30:06 10570624 13783568 2178652 13.31 115460 3257480 2428484 13.94 690780 4765288 31532 Average: 10335492 13499820 2462710 15.04 113674 3214872 2722270 15.63 679402 5012840 16116 20:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:01 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 20:20:01 ens3 69.47 56.48 832.38 8.97 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:06 lo 0.50 0.50 0.36 0.36 0.00 0.00 0.00 0.00 20:30:06 ens3 3.19 2.75 1.97 0.81 0.00 0.00 0.00 0.00 20:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 36.07 29.41 413.94 4.86 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-11090) 11/16/25 _x86_64_ (4 CPU) 20:09:20 LINUX RESTART (4 CPU) 20:10:05 CPU %user %nice %system %iowait %steal %idle 20:20:01 all 48.24 0.00 1.17 0.36 0.08 50.15 20:20:01 0 47.44 0.00 1.34 0.25 0.08 50.90 20:20:01 1 50.84 0.00 1.21 0.30 0.08 47.57 20:20:01 2 46.37 0.00 1.05 0.21 0.08 52.29 20:20:01 3 48.31 0.00 1.07 0.69 0.08 49.86 20:30:06 all 44.88 0.00 0.49 0.02 0.07 54.55 20:30:06 0 35.89 0.00 0.51 0.01 0.07 63.53 20:30:06 1 84.84 0.00 0.57 0.00 0.09 14.50 20:30:06 2 29.28 0.00 0.40 0.04 0.07 70.21 20:30:06 3 29.57 0.00 0.46 0.01 0.06 69.90 Average: all 46.54 0.00 0.82 0.19 0.07 52.37 Average: 0 41.61 0.00 0.92 0.13 0.07 57.27 Average: 1 67.98 0.00 0.89 0.15 0.09 30.90 Average: 2 37.73 0.00 0.72 0.13 0.07 61.35 Average: 3 38.85 0.00 0.76 0.35 0.07 59.97