---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3888 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 10468 4 4843 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:02:69:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fe02:69b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:1c:b0:1d:d7:b1 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-3888) 10/30/25 _x86_64_ (4 CPU) 21:44:58 LINUX RESTART (4 CPU) 21:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:00:05 11.29 2.37 8.08 0.85 647.98 2452.74 12752.04 22:10:00 19.12 0.82 15.86 2.45 27.86 3442.27 7350.72 Average: 15.18 1.60 11.94 1.64 340.31 2943.70 10072.16 21:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:05 10905788 14101312 1860584 11.36 120768 3224664 2530948 14.53 686068 4423704 35340 22:10:00 8929744 13062680 2891020 17.66 162448 4037120 3013116 17.30 930948 6039820 12448 Average: 9917766 13581996 2375802 14.51 141608 3630892 2772032 15.91 808508 5231762 23894 21:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:00:05 lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 22:00:05 ens3 69.56 55.32 579.86 11.90 0.00 0.00 0.00 0.00 22:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:00 lo 924.77 924.77 880.47 880.47 0.00 0.00 0.00 0.00 22:10:00 ens3 84.57 61.41 349.14 16.78 0.00 0.00 0.00 0.00 22:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 459.19 459.19 436.89 436.89 0.00 0.00 0.00 0.00 Average: ens3 77.01 58.34 465.38 14.32 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-3888) 10/30/25 _x86_64_ (4 CPU) 21:44:58 LINUX RESTART (4 CPU) 21:50:00 CPU %user %nice %system %iowait %steal %idle 22:00:05 all 38.66 0.00 1.39 0.17 0.07 59.72 22:00:05 0 37.69 0.00 1.54 0.33 0.07 60.37 22:00:05 1 38.85 0.00 1.40 0.10 0.07 59.58 22:00:05 2 38.81 0.00 1.35 0.09 0.07 59.68 22:00:05 3 39.29 0.00 1.27 0.15 0.07 59.23 22:10:00 all 71.89 0.00 2.61 0.19 0.11 25.20 22:10:00 0 70.86 0.00 2.60 0.10 0.11 26.32 22:10:00 1 71.37 0.00 2.43 0.15 0.11 25.94 22:10:00 2 72.61 0.00 2.73 0.09 0.11 24.46 22:10:00 3 72.71 0.00 2.69 0.43 0.11 24.06 Average: all 55.13 0.00 2.00 0.18 0.09 42.61 Average: 0 54.14 0.00 2.07 0.22 0.09 43.49 Average: 1 54.95 0.00 1.91 0.13 0.09 42.93 Average: 2 55.57 0.00 2.03 0.09 0.09 42.22 Average: 3 55.86 0.00 1.97 0.29 0.09 41.79