---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1546 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 717 9519 4 5751 14928 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:86:7b:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84529sec preferred_lft 84529sec inet6 fe80::f816:3eff:fe86:7b77/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:0c:ae:a6:68:1b 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-1546) 10/23/25 _x86_64_ (4 CPU) 19:44:19 LINUX RESTART (4 CPU) 19:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:09 22.81 0.44 18.93 3.44 13.65 3345.67 15577.95 20:10:10 48.28 0.00 38.42 9.86 0.00 2784.94 16302.21 Average: 35.51 0.22 28.65 6.64 6.84 3065.95 15939.25 19:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:09 9127796 13294848 2658768 16.24 168976 4085888 2944860 16.90 968100 5842944 101208 20:10:10 8527324 13042808 2906160 17.75 200304 4361208 3167372 18.18 1072628 6304596 34212 Average: 8827560 13168828 2782464 16.99 184640 4223548 3056116 17.54 1020364 6073770 67710 19:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:09 lo 1576.57 1576.57 1501.96 1501.96 0.00 0.00 0.00 0.00 20:00:09 ens3 61.35 48.53 289.82 13.30 0.00 0.00 0.00 0.00 20:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:10 lo 4918.68 4918.68 4687.42 4687.42 0.00 0.00 0.00 0.00 20:10:10 ens3 38.73 33.57 15.52 10.71 0.00 0.00 0.00 0.00 20:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3243.79 3243.79 3091.05 3091.05 0.00 0.00 0.00 0.00 Average: ens3 50.07 41.07 152.98 12.01 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-1546) 10/23/25 _x86_64_ (4 CPU) 19:44:19 LINUX RESTART (4 CPU) 19:50:05 CPU %user %nice %system %iowait %steal %idle 20:00:09 all 66.29 0.00 2.95 0.45 0.14 30.16 20:00:09 0 66.30 0.00 2.78 0.30 0.15 30.48 20:00:09 1 67.84 0.00 2.85 0.41 0.14 28.76 20:00:09 2 65.58 0.00 3.09 0.71 0.15 30.47 20:00:09 3 65.47 0.00 3.08 0.39 0.14 30.92 20:10:10 all 62.95 0.00 4.03 0.33 0.13 32.56 20:10:10 0 61.68 0.00 3.94 0.24 0.13 34.01 20:10:10 1 63.36 0.00 4.25 0.50 0.13 31.76 20:10:10 2 63.78 0.00 4.08 0.34 0.13 31.67 20:10:10 3 62.99 0.00 3.84 0.23 0.14 32.80 Average: all 64.63 0.00 3.49 0.39 0.14 31.36 Average: 0 63.99 0.00 3.36 0.27 0.14 32.24 Average: 1 65.60 0.00 3.55 0.46 0.14 30.26 Average: 2 64.68 0.00 3.58 0.53 0.14 31.07 Average: 3 64.23 0.00 3.46 0.31 0.14 31.86