---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1917 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 15% / 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 728 9567 4 5692 14918 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:b5:5c:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84421sec preferred_lft 84421sec inet6 fe80::f816:3eff:feb5:5c51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:ef:1b:d9:cb:8e 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-1917) 11/28/25 _x86_64_ (4 CPU) 15:45:24 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:13 24.55 3.15 19.28 2.13 670.09 4958.92 3417.13 16:10:13 32.66 0.07 28.99 3.59 1.71 6085.67 10387.65 Average: 28.56 1.63 24.09 2.85 339.39 5516.40 6865.95 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:13 9045404 13008236 2947504 18.00 155212 3895016 3160780 18.14 920528 5974076 192128 16:10:13 7740292 12957576 2992200 18.28 188244 5049532 3543004 20.34 1194048 6941528 39488 Average: 8392848 12982906 2969852 18.14 171728 4472274 3351892 19.24 1057288 6457802 115808 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:13 lo 781.07 781.07 743.73 743.73 0.00 0.00 0.00 0.00 16:00:13 ens3 97.91 75.07 769.28 17.06 0.00 0.00 0.00 0.00 16:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:13 lo 1361.72 1361.72 1297.06 1297.06 0.00 0.00 0.00 0.00 16:10:13 ens3 61.16 48.42 230.38 13.91 0.00 0.00 0.00 0.00 16:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1068.36 1068.36 1017.50 1017.50 0.00 0.00 0.00 0.00 Average: ens3 79.72 61.88 502.65 15.50 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-1917) 11/28/25 _x86_64_ (4 CPU) 15:45:24 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:13 all 59.36 0.00 2.05 0.14 0.07 38.37 16:00:13 0 59.23 0.00 2.14 0.20 0.07 38.36 16:00:13 1 59.85 0.00 2.19 0.15 0.07 37.73 16:00:13 2 59.89 0.00 1.88 0.13 0.07 38.02 16:00:13 3 58.48 0.00 1.99 0.09 0.07 39.36 16:10:13 all 57.17 0.00 2.38 0.10 0.08 40.26 16:10:13 0 56.23 0.00 2.09 0.05 0.08 41.55 16:10:13 1 57.56 0.00 2.57 0.08 0.08 39.70 16:10:13 2 59.15 0.00 2.45 0.08 0.08 38.24 16:10:13 3 55.75 0.00 2.43 0.18 0.07 41.56 Average: all 58.28 0.00 2.22 0.12 0.07 39.31 Average: 0 57.75 0.00 2.12 0.12 0.07 39.94 Average: 1 58.72 0.00 2.38 0.12 0.07 38.71 Average: 2 59.53 0.00 2.16 0.11 0.07 38.13 Average: 3 57.13 0.00 2.21 0.14 0.07 40.45