---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3131 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 645 10395 4 4947 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:70:84:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84828sec preferred_lft 84828sec inet6 fe80::f816:3eff:fe70:84ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:26:d3:f8:72:bb 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-3131) 10/29/25 _x86_64_ (4 CPU) 07:04:39 LINUX RESTART (4 CPU) 07:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:15 4.10 0.17 3.72 0.21 26.57 586.42 54.08 07:30:00 20.28 0.56 17.83 1.89 21.02 2533.13 9650.33 Average: 11.99 0.36 10.60 1.03 23.86 1535.75 4733.77 07:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:15 9505860 12679492 3283000 20.05 113532 3225768 3520128 20.21 693472 5833368 200 07:30:00 10685456 15383464 572632 3.50 136000 4669588 1087464 6.24 1068708 4194652 1072792 Average: 10095658 14031478 1927816 11.77 124766 3947678 2303796 13.22 881090 5014010 536496 07:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:15 lo 0.60 0.60 0.37 0.37 0.00 0.00 0.00 0.00 07:20:15 ens3 10.28 8.64 37.65 2.30 0.00 0.00 0.00 0.00 07:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 lo 524.18 524.18 498.84 498.84 0.00 0.00 0.00 0.00 07:30:00 ens3 50.00 39.55 497.11 17.52 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 255.93 255.93 243.45 243.45 0.00 0.00 0.00 0.00 Average: ens3 29.65 23.71 261.71 9.72 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-3131) 10/29/25 _x86_64_ (4 CPU) 07:04:39 LINUX RESTART (4 CPU) 07:10:00 CPU %user %nice %system %iowait %steal %idle 07:20:15 all 49.37 0.00 0.74 0.03 0.09 49.77 07:20:15 0 49.00 0.00 0.90 0.02 0.08 50.00 07:20:15 1 36.54 0.00 0.62 0.05 0.08 62.70 07:20:15 2 53.20 0.00 0.76 0.05 0.09 45.91 07:20:15 3 58.82 0.00 0.68 0.01 0.10 40.39 07:30:00 all 51.33 0.00 1.46 0.06 0.09 47.06 07:30:00 0 46.38 0.00 1.59 0.03 0.08 51.92 07:30:00 1 42.46 0.00 1.22 0.07 0.08 56.17 07:30:00 2 58.24 0.00 1.40 0.11 0.10 40.15 07:30:00 3 58.21 0.00 1.63 0.04 0.10 40.02 Average: all 50.33 0.00 1.09 0.05 0.09 48.44 Average: 0 47.72 0.00 1.24 0.03 0.08 50.93 Average: 1 39.42 0.00 0.91 0.06 0.08 59.53 Average: 2 55.66 0.00 1.07 0.08 0.09 43.10 Average: 3 58.52 0.00 1.14 0.03 0.10 40.21