---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2960 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 647 8583 4 6757 14999 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:db:d0:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84144sec preferred_lft 84144sec inet6 fe80::f816:3eff:fedb:d08c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:83:05:8d:6e:9f 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-2960) 10/12/25 _x86_64_ (4 CPU) 02:36:53 LINUX RESTART (4 CPU) 02:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:37 23.83 3.34 18.09 2.39 774.85 3650.48 28904.12 03:00:35 36.34 0.02 22.24 14.08 0.33 2041.77 251476.28 03:10:01 21.92 0.03 19.76 2.13 0.66 4260.05 19699.40 Average: 27.39 1.19 20.00 6.19 273.91 3307.41 99997.72 02:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:37 9559116 13272588 2685896 16.40 133264 3716360 2868452 16.46 890008 5556496 116388 03:00:35 9279516 13266712 2688456 16.42 151056 3946268 2839908 16.30 998780 5697968 28952 03:10:01 7570128 13059168 2890728 17.66 167956 5370028 3004880 17.25 1440940 6871284 530688 Average: 8802920 13199489 2755027 16.83 150759 4344219 2904413 16.67 1109909 6041916 225343 02:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:37 lo 913.11 913.11 864.14 864.14 0.00 0.00 0.00 0.00 02:50:37 ens3 108.92 82.76 960.48 15.73 0.00 0.00 0.00 0.00 02:50:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:35 lo 1189.70 1189.70 1132.55 1132.55 0.00 0.00 0.00 0.00 03:00:35 ens3 37.87 29.13 17.83 10.83 0.00 0.00 0.00 0.00 03:00:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 lo 774.34 774.34 3079.02 3079.02 0.00 0.00 0.00 0.00 03:10:01 ens3 42.44 33.40 113.93 10.95 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 961.41 961.41 1649.91 1649.91 0.00 0.00 0.00 0.00 Average: ens3 64.39 49.41 380.89 12.60 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-2960) 10/12/25 _x86_64_ (4 CPU) 02:36:53 LINUX RESTART (4 CPU) 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:37 all 42.02 0.00 2.10 0.60 0.12 55.16 02:50:37 0 41.16 0.00 2.13 0.31 0.11 56.29 02:50:37 1 42.75 0.00 2.20 0.62 0.12 54.31 02:50:37 2 41.81 0.00 2.00 1.19 0.12 54.88 02:50:37 3 42.37 0.00 2.06 0.27 0.12 55.18 03:00:35 all 64.12 0.00 2.69 0.41 0.31 32.47 03:00:35 0 63.47 0.00 2.50 0.74 0.54 32.76 03:00:35 1 65.16 0.00 2.99 0.24 0.25 31.36 03:00:35 2 64.73 0.00 2.54 0.56 0.21 31.97 03:00:35 3 63.13 0.00 2.72 0.11 0.24 33.81 03:10:01 all 52.99 0.00 2.20 0.24 0.16 44.41 03:10:01 0 54.09 0.00 2.00 0.20 0.15 43.56 03:10:01 1 53.04 0.00 2.06 0.04 0.20 44.66 03:10:01 2 54.41 0.00 2.32 0.52 0.14 42.61 03:10:01 3 50.43 0.00 2.42 0.20 0.15 46.80 Average: all 52.79 0.00 2.32 0.42 0.19 44.27 Average: 0 52.63 0.00 2.21 0.42 0.26 44.48 Average: 1 53.42 0.00 2.42 0.31 0.19 43.66 Average: 2 53.35 0.00 2.28 0.77 0.16 43.44 Average: 3 51.76 0.00 2.39 0.19 0.17 45.48