---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3102 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 9.0G 69G 12% / 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 649 11873 4 3466 14997 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:0b:30:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85098sec preferred_lft 85098sec inet6 fe80::f816:3eff:fe0b:30a5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:9d:50:bb:a7:23 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-3102) 10/29/25 _x86_64_ (4 CPU) 06:19:13 LINUX RESTART (4 CPU) 06:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:31 31.29 4.53 25.51 1.25 693.73 4238.44 4923.16 06:40:00 3.03 0.02 2.63 0.38 1.87 198.67 99.32 Average: 17.88 2.39 14.65 0.84 365.26 2320.50 2632.97 06:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:31 9780880 12913236 3049260 18.62 112264 3189420 3332156 19.13 683096 5566224 1260 06:40:00 12193212 15375384 586992 3.59 115556 3231264 1119856 6.43 701420 3118496 25348 Average: 10987046 14144310 1818126 11.10 113910 3210342 2226006 12.78 692258 4342360 13304 06:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:31 lo 0.54 0.54 0.06 0.06 0.00 0.00 0.00 0.00 06:30:31 ens3 84.42 66.41 871.99 12.19 0.00 0.00 0.00 0.00 06:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:00 lo 0.50 0.50 0.38 0.38 0.00 0.00 0.00 0.00 06:40:00 ens3 3.25 2.79 2.50 1.08 0.00 0.00 0.00 0.00 06:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 45.89 36.21 459.19 6.91 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-3102) 10/29/25 _x86_64_ (4 CPU) 06:19:13 LINUX RESTART (4 CPU) 06:20:00 CPU %user %nice %system %iowait %steal %idle 06:30:31 all 48.83 0.00 1.36 1.20 0.11 48.50 06:30:31 0 44.45 0.00 1.28 1.02 0.11 53.14 06:30:31 1 51.88 0.00 1.64 2.15 0.12 44.22 06:30:31 2 47.66 0.00 1.29 0.79 0.11 50.15 06:30:31 3 51.34 0.00 1.23 0.82 0.11 46.50 06:40:00 all 39.71 0.00 0.41 0.02 0.08 59.76 06:40:00 0 35.53 0.00 0.40 0.02 0.08 63.97 06:40:00 1 27.72 0.00 0.36 0.05 0.07 71.80 06:40:00 2 37.56 0.00 0.45 0.03 0.08 61.88 06:40:00 3 57.99 0.00 0.45 0.00 0.11 41.45 Average: all 44.50 0.00 0.91 0.64 0.10 53.85 Average: 0 40.21 0.00 0.86 0.54 0.10 58.28 Average: 1 40.41 0.00 1.03 1.15 0.10 57.32 Average: 2 42.86 0.00 0.89 0.43 0.09 55.73 Average: 3 54.50 0.00 0.86 0.43 0.11 44.10