---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8353 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 666 8809 4 6513 14980 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:0d:21:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84769sec preferred_lft 84769sec inet6 fe80::f816:3eff:fe0d:2169/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:b2:57:b1:cc:9a 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-8353) 11/12/25 _x86_64_ (4 CPU) 22:59:00 LINUX RESTART (4 CPU) 23:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:10:08 38.71 4.34 30.46 3.91 729.43 5833.25 24117.01 23:20:08 30.21 0.02 26.95 3.25 0.21 2595.76 32277.15 Average: 34.46 2.18 28.70 3.58 364.82 4214.51 28197.08 23:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:10:08 9725148 13279904 2678652 16.36 131856 3557300 3009740 17.28 833380 5439132 31416 23:20:08 9227904 13215600 2739468 16.73 154520 3934376 2821836 16.20 951736 5768148 24072 Average: 9476526 13247752 2709060 16.55 143188 3745838 2915788 16.74 892558 5603640 27744 23:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:10:08 lo 1502.93 1502.93 1426.01 1426.01 0.00 0.00 0.00 0.00 23:10:08 ens3 102.09 80.72 950.76 14.55 0.00 0.00 0.00 0.00 23:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:08 lo 1351.02 1351.02 1286.41 1286.41 0.00 0.00 0.00 0.00 23:20:08 ens3 25.96 21.30 30.54 6.52 0.00 0.00 0.00 0.00 23:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1426.98 1426.98 1356.21 1356.21 0.00 0.00 0.00 0.00 Average: ens3 64.03 51.01 490.65 10.54 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-8353) 11/12/25 _x86_64_ (4 CPU) 22:59:00 LINUX RESTART (4 CPU) 23:00:08 CPU %user %nice %system %iowait %steal %idle 23:10:08 all 63.86 0.00 2.68 0.27 0.11 33.09 23:10:08 0 65.66 0.00 2.78 0.33 0.11 31.13 23:10:08 1 62.89 0.00 2.63 0.30 0.11 34.07 23:10:08 2 63.98 0.00 2.53 0.14 0.11 33.24 23:10:08 3 62.89 0.00 2.78 0.30 0.11 33.92 23:20:08 all 63.18 0.00 2.50 0.14 0.12 34.06 23:20:08 0 61.70 0.00 2.22 0.16 0.12 35.80 23:20:08 1 61.67 0.00 2.69 0.08 0.11 35.45 23:20:08 2 65.05 0.00 2.74 0.17 0.13 31.91 23:20:08 3 64.31 0.00 2.35 0.15 0.11 33.07 Average: all 63.52 0.00 2.59 0.20 0.11 33.58 Average: 0 63.68 0.00 2.50 0.24 0.11 33.47 Average: 1 62.28 0.00 2.66 0.19 0.11 34.76 Average: 2 64.51 0.00 2.63 0.16 0.12 32.58 Average: 3 63.60 0.00 2.57 0.23 0.11 33.49