---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3260 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 9.9G 68G 13% / 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 662 10853 4 4473 14984 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:f7:e8:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83868sec preferred_lft 83868sec inet6 fe80::f816:3eff:fef7:e8aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:ab:e9:98:31:cb 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-3260) 10/29/25 _x86_64_ (4 CPU) 13:16:11 LINUX RESTART (4 CPU) 13:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 16.11 0.58 4.86 10.67 475.26 656.72 250167.94 13:40:01 37.62 2.14 34.86 0.61 128.99 2073.36 683.76 13:50:00 7.79 2.14 5.26 0.38 131.65 1726.59 1376.50 Average: 20.52 1.62 15.01 3.89 245.29 1485.74 84068.85 13:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 13466452 15531188 482828 2.95 58760 2230336 1133216 6.50 406492 2248496 200 13:40:01 12907836 15489636 491832 3.00 95180 2682884 977756 5.61 521496 2629684 344 13:50:00 10571700 13708756 2253304 13.76 125616 3170572 2616104 15.02 702888 4760028 29088 Average: 12315329 14909860 1075988 6.57 93185 2694597 1575692 9.04 543625 3212736 9877 13:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 ens3 11.22 6.37 166.32 0.49 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 13:40:01 ens3 42.41 31.19 263.29 7.82 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:00 lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 13:50:00 ens3 60.81 48.78 401.93 10.61 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 38.14 28.77 277.12 6.30 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-3260) 10/29/25 _x86_64_ (4 CPU) 13:16:11 LINUX RESTART (4 CPU) 13:20:02 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 0.51 0.00 0.23 0.27 0.02 98.97 13:30:01 0 0.35 0.00 0.32 0.12 0.02 99.19 13:30:01 1 0.37 0.00 0.20 0.18 0.02 99.23 13:30:01 2 0.61 0.00 0.12 0.52 0.02 98.73 13:30:01 3 0.71 0.00 0.28 0.24 0.01 98.75 13:40:01 all 2.51 0.00 0.31 0.29 0.03 96.86 13:40:01 0 1.35 0.00 0.34 0.35 0.02 97.94 13:40:01 1 3.21 0.00 0.31 0.61 0.03 95.84 13:40:01 2 1.34 0.00 0.18 0.07 0.03 98.39 13:40:01 3 4.16 0.00 0.40 0.14 0.02 95.28 13:50:00 all 27.61 0.00 0.89 0.06 0.05 71.40 13:50:00 0 27.66 0.00 0.86 0.04 0.04 71.41 13:50:00 1 28.67 0.00 0.91 0.09 0.06 70.27 13:50:00 2 26.18 0.00 0.82 0.11 0.04 72.85 13:50:00 3 27.91 0.00 0.96 0.02 0.05 71.06 Average: all 10.19 0.00 0.47 0.21 0.03 89.09 Average: 0 9.78 0.00 0.51 0.17 0.03 89.52 Average: 1 10.73 0.00 0.47 0.29 0.04 88.46 Average: 2 9.36 0.00 0.37 0.23 0.03 90.01 Average: 3 10.90 0.00 0.55 0.13 0.03 88.38