---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-456 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 12G 66G 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 657 9048 4 6283 14989 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:d1:80:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84669sec preferred_lft 84669sec inet6 fe80::f816:3eff:fed1:806d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:bb:cf:0c:50:c3 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-456) 10/20/25 _x86_64_ (4 CPU) 12:53:02 LINUX RESTART (4 CPU) 13:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:06 10.47 0.03 8.85 1.60 1.85 642.84 36403.42 13:20:02 35.32 0.19 30.79 4.33 5.08 8771.86 30027.79 Average: 22.85 0.11 19.78 2.96 3.46 4693.27 33226.65 13:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:06 9686836 13407820 2549464 15.57 128180 3717928 2848344 16.35 928296 5376540 12412 13:20:02 6613452 12700596 3244332 19.82 167512 5935404 3247904 18.64 1804516 7413476 6560 Average: 8150144 13054208 2896898 17.69 147846 4826666 3048124 17.50 1366406 6395008 9486 13:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:06 lo 55.67 55.67 14.04 14.04 0.00 0.00 0.00 0.00 13:10:06 ens3 3.98 3.59 3.55 0.95 0.00 0.00 0.00 0.00 13:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 2204.34 2204.34 2119.60 2119.60 0.00 0.00 0.00 0.00 13:20:02 ens3 57.75 45.32 569.21 9.64 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1126.28 1126.28 1063.17 1063.17 0.00 0.00 0.00 0.00 Average: ens3 30.77 24.39 285.40 5.28 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-456) 10/20/25 _x86_64_ (4 CPU) 12:53:02 LINUX RESTART (4 CPU) 13:00:07 CPU %user %nice %system %iowait %steal %idle 13:10:06 all 14.66 0.00 0.77 0.07 0.07 84.42 13:10:06 0 14.61 0.00 0.85 0.12 0.07 84.35 13:10:06 1 13.72 0.00 0.79 0.07 0.08 85.34 13:10:06 2 15.04 0.00 0.68 0.08 0.07 84.13 13:10:06 3 15.26 0.00 0.76 0.02 0.07 83.89 13:20:02 all 52.67 0.00 2.86 0.22 0.10 44.15 13:20:02 0 53.53 0.00 2.83 0.24 0.10 43.29 13:20:02 1 52.41 0.00 2.75 0.10 0.10 44.65 13:20:02 2 51.23 0.00 2.88 0.43 0.10 45.37 13:20:02 3 53.51 0.00 3.00 0.10 0.10 43.30 Average: all 33.58 0.00 1.81 0.14 0.09 64.38 Average: 0 33.97 0.00 1.84 0.18 0.09 63.92 Average: 1 33.00 0.00 1.77 0.08 0.09 65.07 Average: 2 33.04 0.00 1.77 0.25 0.08 64.85 Average: 3 34.30 0.00 1.87 0.06 0.09 63.69