---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-483 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 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 644 10134 4 5209 15001 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:d6:75:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84774sec preferred_lft 84774sec inet6 fe80::f816:3eff:fed6:7594/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:95:ed:02:d5:4d 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-483) 10/20/25 _x86_64_ (4 CPU) 15:29:53 LINUX RESTART (4 CPU) 15:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:06 52.23 11.11 29.25 11.87 2041.68 9760.46 253044.13 15:50:06 15.12 11.96 3.05 0.11 139.97 506.34 316.02 Average: 33.76 11.53 16.21 6.01 1095.27 5155.05 127271.20 15:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:06 10512940 13786488 2175612 13.29 111996 3331628 2718044 15.60 739576 4789700 26136 15:50:06 9133260 12575844 3384436 20.67 118872 3470976 3518292 20.19 803208 6062144 296 Average: 9823100 13181166 2780024 16.98 115434 3401302 3118168 17.90 771392 5425922 13216 15:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:06 lo 0.62 0.62 0.07 0.07 0.00 0.00 0.00 0.00 15:40:06 ens3 107.43 77.14 988.33 14.05 0.00 0.00 0.00 0.00 15:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:06 lo 0.53 0.53 0.37 0.37 0.00 0.00 0.00 0.00 15:50:06 ens3 6.14 5.01 22.74 1.14 0.00 0.00 0.00 0.00 15:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 57.02 41.25 507.79 7.63 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-483) 10/20/25 _x86_64_ (4 CPU) 15:29:53 LINUX RESTART (4 CPU) 15:30:00 CPU %user %nice %system %iowait %steal %idle 15:40:06 all 41.54 0.00 1.47 3.49 0.09 53.41 15:40:06 0 41.76 0.00 1.27 2.36 0.09 54.52 15:40:06 1 45.57 0.00 1.57 4.83 0.10 47.93 15:40:06 2 35.67 0.00 1.62 5.24 0.09 57.39 15:40:06 3 43.15 0.00 1.40 1.52 0.10 53.82 15:50:06 all 43.78 0.08 0.53 0.10 0.08 55.43 15:50:06 0 29.43 0.04 0.46 0.08 0.07 69.92 15:50:06 1 39.88 0.00 0.41 0.06 0.07 59.58 15:50:06 2 40.87 0.28 0.65 0.27 0.08 57.85 15:50:06 3 64.97 0.00 0.59 0.01 0.10 34.35 Average: all 42.66 0.04 1.00 1.80 0.09 54.42 Average: 0 35.62 0.02 0.87 1.22 0.08 62.19 Average: 1 42.74 0.00 0.99 2.45 0.09 53.73 Average: 2 38.26 0.14 1.14 2.76 0.08 57.62 Average: 3 54.02 0.00 1.00 0.77 0.10 44.12