---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1738 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 11G 67G 14% / 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 658 10182 4 5148 14988 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:39:b5:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84540sec preferred_lft 84540sec inet6 fe80::f816:3eff:fe39:b530/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:1d:a4:1c:68:8e 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-1738) 11/28/25 _x86_64_ (4 CPU) 00:37:06 LINUX RESTART (4 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:24 49.12 2.33 32.04 14.74 141.78 3240.61 328507.56 01:00:25 15.47 0.20 13.45 1.81 5.76 1590.30 5040.13 Average: 32.61 1.29 22.92 8.40 75.04 2430.89 169799.17 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:24 10330832 13474496 2487612 15.19 144408 3141004 2738536 15.72 650756 5028344 13140 01:00:25 10083948 13602808 2355624 14.39 161364 3471812 2512768 14.42 771336 5118964 18880 Average: 10207390 13538652 2421618 14.79 152886 3306408 2625652 15.07 711046 5073654 16010 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:24 lo 19.21 19.21 4.10 4.10 0.00 0.00 0.00 0.00 00:50:24 ens3 56.17 44.93 429.22 9.81 0.00 0.00 0.00 0.00 00:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:25 lo 1083.18 1083.18 1001.20 1001.20 0.00 0.00 0.00 0.00 01:00:25 ens3 34.53 26.13 272.51 6.03 0.00 0.00 0.00 0.00 01:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 541.24 541.24 493.33 493.33 0.00 0.00 0.00 0.00 Average: ens3 45.55 35.71 352.33 7.95 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-1738) 11/28/25 _x86_64_ (4 CPU) 00:37:06 LINUX RESTART (4 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:24 all 37.24 0.00 1.40 0.34 0.09 60.93 00:50:24 0 37.30 0.00 1.16 0.15 0.09 61.31 00:50:24 1 37.93 0.00 1.69 0.10 0.09 60.19 00:50:24 2 36.40 0.00 1.49 0.17 0.09 61.86 00:50:24 3 37.32 0.00 1.26 0.96 0.09 60.37 01:00:25 all 25.58 0.00 1.36 0.07 0.08 72.91 01:00:25 0 26.04 0.00 1.47 0.06 0.08 72.34 01:00:25 1 25.43 0.00 1.37 0.07 0.08 73.05 01:00:25 2 24.49 0.00 1.36 0.07 0.08 74.01 01:00:25 3 26.37 0.00 1.24 0.08 0.08 72.23 Average: all 31.52 0.00 1.38 0.21 0.08 66.80 Average: 0 31.78 0.00 1.31 0.11 0.08 66.72 Average: 1 31.81 0.00 1.53 0.08 0.08 66.49 Average: 2 30.56 0.00 1.43 0.12 0.08 67.81 Average: 3 31.95 0.00 1.25 0.53 0.09 66.18