---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10955 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 12G 66G 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 657 9132 4 6199 14989 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:06:21:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84595sec preferred_lft 84595sec inet6 fe80::f816:3eff:fe06:21a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:1c:b2:4b:f9:72 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-10955) 11/16/25 _x86_64_ (4 CPU) 01:08:41 LINUX RESTART (4 CPU) 01:10:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:22 17.30 0.63 5.90 10.77 659.20 924.17 264946.70 01:30:22 47.09 4.62 40.86 1.61 271.80 4494.70 3063.40 Average: 32.20 2.63 23.38 6.19 465.50 2709.42 134006.14 01:10:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:22 13298380 15509132 503376 3.07 60296 2373680 1137372 6.53 471020 2339592 128 01:30:22 10311292 13756572 2203440 13.46 120460 3482728 2472848 14.19 829304 4868132 12116 Average: 11804836 14632852 1353408 8.27 90378 2928204 1805110 10.36 650162 3603862 6122 01:10:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:22 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 01:20:22 ens3 13.82 9.08 207.12 0.69 0.00 0.00 0.00 0.00 01:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:22 lo 420.83 420.83 400.37 400.37 0.00 0.00 0.00 0.00 01:30:22 ens3 106.64 84.26 1010.65 16.91 0.00 0.00 0.00 0.00 01:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 210.49 210.49 200.19 200.19 0.00 0.00 0.00 0.00 Average: ens3 60.23 46.67 608.88 8.80 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-10955) 11/16/25 _x86_64_ (4 CPU) 01:08:41 LINUX RESTART (4 CPU) 01:10:22 CPU %user %nice %system %iowait %steal %idle 01:20:22 all 0.46 0.00 0.31 0.24 0.01 98.98 01:20:22 0 0.56 0.00 0.38 0.50 0.01 98.55 01:20:22 1 0.66 0.00 0.39 0.12 0.02 98.81 01:20:22 2 0.37 0.00 0.21 0.23 0.01 99.18 01:20:22 3 0.25 0.00 0.28 0.10 0.01 99.37 01:30:22 all 30.26 0.00 1.28 0.39 0.05 68.01 01:30:22 0 27.49 0.00 1.25 0.19 0.05 71.03 01:30:22 1 31.13 0.00 1.12 0.20 0.05 67.50 01:30:22 2 29.93 0.00 1.37 0.55 0.05 68.10 01:30:22 3 32.49 0.00 1.39 0.64 0.05 65.43 Average: all 15.36 0.00 0.80 0.32 0.03 83.49 Average: 0 14.03 0.00 0.81 0.34 0.03 84.79 Average: 1 15.91 0.00 0.75 0.16 0.03 83.15 Average: 2 15.14 0.00 0.79 0.39 0.03 83.65 Average: 3 16.36 0.00 0.83 0.37 0.03 82.40