---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-690 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 9.1G 69G 12% / 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 599 11780 4 3609 15047 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:96:f3:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84549sec preferred_lft 84549sec inet6 fe80::f816:3eff:fe96:f3d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:08:e0:ab:6d:3d 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-690) 10/21/25 _x86_64_ (4 CPU) 06:22:50 LINUX RESTART (4 CPU) 06:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 24.33 0.52 11.60 12.20 670.92 1397.09 270265.05 06:50:01 36.61 4.15 31.72 0.73 248.26 2754.92 984.32 Average: 30.56 2.36 21.81 6.38 456.55 2085.78 133685.68 06:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 13298068 15521752 490084 2.99 76528 2370112 1132696 6.50 486884 2325464 200 06:50:01 11330508 14353792 1613204 9.85 118704 3089584 2068880 11.88 681420 4047000 38140 Average: 12314288 14937772 1051644 6.42 97616 2729848 1600788 9.19 584152 3186232 19170 06:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 06:40:01 ens3 36.63 23.51 178.28 1.65 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 2.48 2.48 0.26 0.26 0.00 0.00 0.00 0.00 06:50:01 ens3 65.19 47.82 512.46 10.66 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 51.12 35.84 347.78 6.22 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-690) 10/21/25 _x86_64_ (4 CPU) 06:22:50 LINUX RESTART (4 CPU) 06:30:18 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 0.71 0.00 0.34 0.29 0.03 98.63 06:40:01 0 0.47 0.00 0.39 0.62 0.03 98.48 06:40:01 1 1.07 0.00 0.24 0.23 0.03 98.43 06:40:01 2 0.65 0.00 0.31 0.15 0.03 98.87 06:40:01 3 0.64 0.00 0.41 0.17 0.02 98.76 06:50:01 all 13.25 0.00 0.59 0.35 0.04 85.78 06:50:01 0 12.58 0.00 0.73 0.47 0.04 86.18 06:50:01 1 12.27 0.00 0.46 0.12 0.04 87.11 06:50:01 2 15.92 0.00 0.61 0.74 0.04 82.70 06:50:01 3 12.23 0.00 0.54 0.07 0.03 87.13 Average: all 7.07 0.00 0.46 0.32 0.03 92.11 Average: 0 6.61 0.00 0.56 0.55 0.03 92.24 Average: 1 6.75 0.00 0.35 0.17 0.04 92.68 Average: 2 8.40 0.00 0.46 0.45 0.03 90.66 Average: 3 6.52 0.00 0.48 0.12 0.03 92.86