---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10589 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 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 704 9564 4 5720 14942 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:74:c8:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84433sec preferred_lft 84433sec inet6 fe80::f816:3eff:fe74:c8f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:75:c2:3b:4e:a5 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-10589) 11/14/25 _x86_64_ (4 CPU) 18:47:40 LINUX RESTART (4 CPU) 18:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:13 20.46 3.13 15.57 1.76 618.28 4649.22 15155.35 19:10:06 33.74 0.04 29.77 3.92 1.31 3407.45 16248.24 19:20:08 19.91 0.16 16.20 3.55 11.14 5739.35 69531.75 Average: 24.66 1.12 20.47 3.07 211.37 4604.37 33722.31 18:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:13 9816416 13573332 2382720 14.55 153084 3704460 2962140 17.00 895996 5253708 23236 19:10:06 8786424 13112448 2839108 17.34 180040 4200404 3119416 17.91 1049428 6062628 19928 19:20:08 9849340 15349136 596860 3.65 201348 5285464 1098728 6.31 1128364 4849048 13972 Average: 9484060 14011639 1939563 11.85 178157 4396776 2393428 13.74 1024596 5388461 19045 18:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:13 lo 430.43 430.43 409.39 409.39 0.00 0.00 0.00 0.00 19:00:13 ens3 108.51 85.54 856.46 16.61 0.00 0.00 0.00 0.00 19:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:06 lo 1548.20 1548.20 1474.83 1474.83 0.00 0.00 0.00 0.00 19:10:06 ens3 50.29 40.02 136.40 12.26 0.00 0.00 0.00 0.00 19:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:08 lo 11.81 11.81 1.23 1.23 0.00 0.00 0.00 0.00 19:20:08 ens3 80.05 73.46 121.44 227.58 0.00 0.00 0.00 0.00 19:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 659.19 659.19 624.38 624.38 0.00 0.00 0.00 0.00 Average: ens3 79.77 66.47 372.70 85.81 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-10589) 11/14/25 _x86_64_ (4 CPU) 18:47:40 LINUX RESTART (4 CPU) 18:50:11 CPU %user %nice %system %iowait %steal %idle 19:00:13 all 48.19 0.00 1.80 0.19 0.08 49.74 19:00:13 0 47.99 0.00 1.56 0.21 0.08 50.16 19:00:13 1 48.12 0.00 1.73 0.10 0.08 49.97 19:00:13 2 46.59 0.00 2.02 0.20 0.08 51.10 19:00:13 3 50.05 0.00 1.88 0.27 0.08 47.72 19:10:06 all 61.24 0.00 2.58 0.15 0.10 35.93 19:10:06 0 58.44 0.00 2.63 0.18 0.10 38.65 19:10:06 1 63.48 0.00 2.50 0.11 0.10 33.81 19:10:06 2 63.84 0.00 2.64 0.10 0.10 33.32 19:10:06 3 59.21 0.00 2.54 0.22 0.10 37.93 19:20:08 all 43.41 0.00 1.53 0.13 0.08 54.85 19:20:08 0 43.52 0.00 1.44 0.07 0.08 54.90 19:20:08 1 39.93 0.00 1.35 0.09 0.08 58.55 19:20:08 2 44.98 0.00 1.95 0.11 0.08 52.88 19:20:08 3 45.20 0.00 1.37 0.26 0.08 53.09 Average: all 50.88 0.00 1.96 0.16 0.09 46.90 Average: 0 49.94 0.00 1.87 0.15 0.09 47.95 Average: 1 50.43 0.00 1.85 0.10 0.09 47.53 Average: 2 51.74 0.00 2.20 0.14 0.09 45.84 Average: 3 51.44 0.00 1.93 0.25 0.09 46.30