---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8543 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 13% / 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 637 10708 4 4643 15009 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:32:12:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84842sec preferred_lft 84842sec inet6 fe80::f816:3eff:fe32:12f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:1f:a5:e5:a8:75 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-8543) 11/13/25 _x86_64_ (4 CPU) 10:57:00 LINUX RESTART (4 CPU) 11:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:08 11.70 2.74 8.15 0.81 661.61 2433.95 10362.64 11:20:26 30.63 0.81 16.13 13.69 27.00 2858.35 236163.58 Average: 21.25 1.77 12.18 7.31 341.43 2648.08 124286.06 11:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:08 10906976 14091124 1871232 11.43 117208 3219208 2516736 14.45 678212 4425588 35992 11:20:26 8881344 12833984 3121448 19.06 155896 3882924 3639276 20.89 906820 6161048 20456 Average: 9894160 13462554 2496340 15.25 136552 3551066 3078006 17.67 792516 5293318 28224 11:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:08 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 11:10:08 ens3 63.44 48.10 516.82 8.38 0.00 0.00 0.00 0.00 11:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:26 lo 1412.06 1412.06 1345.38 1345.38 0.00 0.00 0.00 0.00 11:20:26 ens3 55.53 45.34 346.93 11.03 0.00 0.00 0.00 0.00 11:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 712.83 712.83 678.82 678.82 0.00 0.00 0.00 0.00 Average: ens3 59.45 46.71 431.10 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-8543) 11/13/25 _x86_64_ (4 CPU) 10:57:00 LINUX RESTART (4 CPU) 11:00:01 CPU %user %nice %system %iowait %steal %idle 11:10:08 all 37.86 0.00 1.33 0.12 0.06 60.64 11:10:08 0 37.99 0.00 1.34 0.06 0.06 60.55 11:10:08 1 36.50 0.00 1.25 0.16 0.06 62.02 11:10:08 2 38.33 0.00 1.27 0.16 0.06 60.17 11:10:08 3 38.61 0.00 1.44 0.11 0.05 59.80 11:20:26 all 69.92 0.00 2.65 0.26 0.09 27.08 11:20:26 0 69.73 0.00 2.64 0.32 0.09 27.22 11:20:26 1 70.03 0.00 2.77 0.30 0.09 26.80 11:20:26 2 71.42 0.00 2.78 0.34 0.09 25.37 11:20:26 3 68.50 0.00 2.41 0.08 0.09 28.92 Average: all 54.02 0.00 1.99 0.19 0.07 43.72 Average: 0 53.99 0.00 2.00 0.19 0.07 43.74 Average: 1 53.39 0.00 2.02 0.23 0.08 44.28 Average: 2 55.00 0.00 2.03 0.25 0.08 42.64 Average: 3 53.68 0.00 1.93 0.10 0.07 44.23