---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5152 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 68G 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 677 10311 4 4999 14969 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:a8:d6:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82899sec preferred_lft 82899sec inet6 fe80::f816:3eff:fea8:d6c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:e3:6d:60:66:af 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-5152) 10/19/25 _x86_64_ (4 CPU) 04:44:13 LINUX RESTART (4 CPU) 04:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:00:03 1.64 0.00 1.62 0.01 0.04 21.00 925.08 05:10:03 1.36 0.00 1.36 0.00 0.00 16.03 0.00 05:20:03 1.45 0.24 1.22 0.00 8.55 30.91 0.00 05:30:03 40.82 4.18 35.16 1.48 259.29 4643.76 3482.11 05:40:01 26.64 0.59 21.92 4.12 20.22 4558.74 10681.75 Average: 14.36 1.00 12.24 1.12 57.59 1849.99 3009.61 04:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:00:03 13326320 15532628 479948 2.93 60860 2368668 1116844 6.41 470180 2326252 280 05:10:03 13324396 15531176 481328 2.94 61340 2368664 1116844 6.41 470640 2327264 44 05:20:03 13304600 15519104 493404 3.01 61764 2375928 1122176 6.44 472192 2349364 20 05:30:03 9935484 13497000 2462048 15.04 137012 3557112 2815140 16.16 832216 5234236 13280 05:40:01 10626632 15385348 565016 3.45 169024 4633272 1069316 6.14 1154668 4093724 248 Average: 12103486 15093051 896349 5.47 98000 3060729 1448064 8.31 679979 3266168 2774 04:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 05:00:03 ens3 1.40 0.17 0.21 0.06 0.00 0.00 0.00 0.00 05:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 05:10:03 ens3 0.53 0.12 0.10 0.04 0.00 0.00 0.00 0.00 05:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 05:20:03 ens3 7.61 4.33 16.26 1.45 0.00 0.00 0.00 0.00 05:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:03 lo 1.32 1.32 0.14 0.14 0.00 0.00 0.00 0.00 05:30:03 ens3 126.36 93.71 714.85 23.19 0.00 0.00 0.00 0.00 05:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 1418.85 1418.85 1347.94 1347.94 0.00 0.00 0.00 0.00 05:40:01 ens3 98.61 78.96 411.65 81.32 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 282.91 282.91 268.50 268.50 0.00 0.00 0.00 0.00 Average: ens3 46.81 35.38 228.22 21.14 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-5152) 10/19/25 _x86_64_ (4 CPU) 04:44:13 LINUX RESTART (4 CPU) 04:50:00 CPU %user %nice %system %iowait %steal %idle 05:00:03 all 0.11 0.00 0.02 0.12 0.01 99.74 05:00:03 0 0.01 0.00 0.02 0.06 0.01 99.89 05:00:03 1 0.02 0.00 0.02 0.03 0.00 99.93 05:00:03 2 0.03 0.00 0.03 0.39 0.01 99.55 05:00:03 3 0.36 0.00 0.02 0.01 0.01 99.59 05:10:03 all 0.29 0.00 0.02 0.01 0.01 99.67 05:10:03 0 0.01 0.00 0.02 0.01 0.01 99.95 05:10:03 1 0.23 0.00 0.01 0.00 0.01 99.76 05:10:03 2 0.68 0.00 0.02 0.03 0.01 99.27 05:10:03 3 0.25 0.00 0.04 0.00 0.01 99.70 05:20:03 all 0.15 0.00 0.02 0.03 0.01 99.79 05:20:03 0 0.06 0.00 0.02 0.01 0.01 99.90 05:20:03 1 0.23 0.00 0.02 0.00 0.01 99.74 05:20:03 2 0.23 0.00 0.03 0.11 0.02 99.61 05:20:03 3 0.07 0.00 0.02 0.01 0.01 99.89 05:30:03 all 63.37 0.00 2.18 0.31 0.10 34.05 05:30:03 0 61.05 0.00 2.07 0.12 0.10 36.67 05:30:03 1 63.39 0.00 2.46 0.26 0.10 33.78 05:30:03 2 65.76 0.00 2.19 0.51 0.10 31.44 05:30:03 3 63.26 0.00 2.01 0.33 0.10 34.30 05:40:01 all 63.19 0.00 2.53 0.11 0.11 34.07 05:40:01 0 60.67 0.00 2.27 0.13 0.10 36.83 05:40:01 1 66.63 0.00 2.63 0.15 0.11 30.48 05:40:01 2 62.35 0.00 2.53 0.12 0.11 34.90 05:40:01 3 63.12 0.00 2.69 0.03 0.10 34.06 Average: all 25.31 0.00 0.95 0.11 0.05 73.57 Average: 0 24.27 0.00 0.88 0.07 0.04 74.74 Average: 1 26.01 0.00 1.02 0.09 0.05 72.84 Average: 2 25.67 0.00 0.95 0.23 0.05 73.09 Average: 3 25.29 0.00 0.95 0.08 0.05 73.63