---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-319 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: 5600.00 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 16% / 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 662 9133 4 6193 14984 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:0a:e8:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84651sec preferred_lft 84651sec inet6 fe80::f816:3eff:fe0a:e889/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:55:d6:d7:ba:53 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-319) 11/25/25 _x86_64_ (4 CPU) 22:05:03 LINUX RESTART (4 CPU) 22:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:00 21.25 0.19 18.42 2.64 15.27 2121.72 7010.57 22:30:04 29.35 0.03 26.34 2.98 0.53 4459.19 9112.66 Average: 25.33 0.11 22.41 2.81 7.85 3297.85 8068.27 22:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:00 9590836 13054780 2905032 17.74 137004 3450216 3045004 17.48 688888 5712384 113452 22:30:04 7565556 11965036 3990600 24.37 151836 4329580 4075228 23.39 968424 7401108 432 Average: 8578196 12509908 3447816 21.06 144420 3889898 3560116 20.44 828656 6556746 56942 22:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:00 lo 1398.63 1398.63 1326.25 1326.25 0.00 0.00 0.00 0.00 22:20:00 ens3 29.83 24.49 23.42 7.65 0.00 0.00 0.00 0.00 22:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:04 lo 1212.80 1212.80 1151.59 1151.59 0.00 0.00 0.00 0.00 22:30:04 ens3 28.63 23.90 35.91 7.73 0.00 0.00 0.00 0.00 22:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1305.13 1305.13 1238.37 1238.37 0.00 0.00 0.00 0.00 Average: ens3 29.23 24.19 29.71 7.69 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-319) 11/25/25 _x86_64_ (4 CPU) 22:05:03 LINUX RESTART (4 CPU) 22:10:04 CPU %user %nice %system %iowait %steal %idle 22:20:00 all 68.21 0.00 2.43 0.05 0.10 29.21 22:20:00 0 65.01 0.00 2.50 0.04 0.10 32.36 22:20:00 1 69.48 0.00 2.18 0.05 0.10 28.19 22:20:00 2 67.87 0.00 2.22 0.06 0.10 29.76 22:20:00 3 70.47 0.00 2.81 0.07 0.10 26.54 22:30:04 all 56.33 0.00 2.30 0.14 0.09 41.14 22:30:04 0 57.58 0.00 2.11 0.05 0.10 40.17 22:30:04 1 54.39 0.00 2.52 0.17 0.09 42.83 22:30:04 2 56.30 0.00 2.18 0.12 0.09 41.31 22:30:04 3 57.05 0.00 2.39 0.22 0.09 40.24 Average: all 62.23 0.00 2.36 0.10 0.10 35.21 Average: 0 61.27 0.00 2.30 0.04 0.10 36.29 Average: 1 61.88 0.00 2.35 0.11 0.10 35.56 Average: 2 62.05 0.00 2.20 0.09 0.09 35.57 Average: 3 63.72 0.00 2.60 0.15 0.10 33.43