---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10445 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 641 10565 4 4781 15005 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:85:ff:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84840sec preferred_lft 84840sec inet6 fe80::f816:3eff:fe85:ff97/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:f7:ae:1a:4a:f1 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-10445) 11/14/25 _x86_64_ (4 CPU) 13:05:47 LINUX RESTART (4 CPU) 13:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:13 6.07 0.54 5.15 0.38 339.83 987.89 375.24 13:30:04 18.69 0.54 16.73 1.43 19.56 2423.26 13084.06 Average: 12.33 0.54 10.90 0.90 180.88 1700.24 6682.38 13:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:13 10722108 13698748 2265224 13.84 109824 3037144 2586540 14.85 596704 4720184 288 13:30:04 9204116 12897160 3062192 18.70 131820 3693564 3262048 18.72 811608 5982672 266640 Average: 9963112 13297954 2663708 16.27 120822 3365354 2924294 16.79 704156 5351428 133464 13:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:13 lo 0.60 0.60 0.38 0.38 0.00 0.00 0.00 0.00 13:20:13 ens3 12.41 9.15 120.93 2.00 0.00 0.00 0.00 0.00 13:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:04 lo 508.89 508.89 484.52 484.52 0.00 0.00 0.00 0.00 13:30:04 ens3 37.23 27.29 415.64 3.86 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 252.86 252.86 240.65 240.65 0.00 0.00 0.00 0.00 Average: ens3 24.73 18.15 267.19 2.92 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-10445) 11/14/25 _x86_64_ (4 CPU) 13:05:47 LINUX RESTART (4 CPU) 13:10:13 CPU %user %nice %system %iowait %steal %idle 13:20:13 all 45.30 0.00 0.71 0.14 0.07 53.78 13:20:13 0 61.94 0.00 0.68 0.06 0.09 37.24 13:20:13 1 38.75 0.00 0.72 0.04 0.07 60.42 13:20:13 2 38.56 0.00 0.59 0.40 0.07 60.38 13:20:13 3 41.99 0.00 0.84 0.05 0.07 57.06 13:30:04 all 55.30 0.00 1.30 0.08 0.08 43.23 13:30:04 0 69.46 0.00 1.41 0.12 0.09 28.91 13:30:04 1 45.49 0.00 1.11 0.08 0.08 53.25 13:30:04 2 44.84 0.00 1.25 0.08 0.08 53.75 13:30:04 3 61.45 0.00 1.43 0.05 0.09 36.98 Average: all 50.26 0.00 1.00 0.11 0.08 48.55 Average: 0 65.67 0.00 1.04 0.09 0.09 33.11 Average: 1 42.10 0.00 0.91 0.06 0.08 56.85 Average: 2 41.67 0.00 0.92 0.24 0.07 57.10 Average: 3 51.64 0.00 1.13 0.05 0.08 47.10