---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10505 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 9.1G 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 616 11788 4 3584 15030 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:84:4c:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84152sec preferred_lft 84152sec inet6 fe80::f816:3eff:fe84:4cb0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:92:42:d8:ee:57 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-10505) 11/14/25 _x86_64_ (4 CPU) 15:46:00 LINUX RESTART (4 CPU) 15:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 5.05 0.65 4.05 0.35 540.03 655.99 4095.54 16:10:01 1.50 0.00 1.48 0.02 0.04 16.45 0.13 16:20:22 60.07 4.60 52.68 2.78 268.10 4183.07 3609.99 Average: 22.67 1.79 19.81 1.07 269.14 1649.37 2579.42 15:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 13474360 15508584 506388 3.09 57260 2201132 1138736 6.54 378772 2260880 200 16:10:01 13474136 15509000 505952 3.09 57888 2201144 1138736 6.54 379408 2261124 204 16:20:22 10483404 13664680 2298064 14.04 126812 3223104 2476348 14.21 723780 4812788 29748 Average: 12477300 14894088 1103468 6.74 80653 2541793 1584607 9.10 493987 3111597 10051 15:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 16:00:01 ens3 8.09 3.09 126.41 0.25 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:10:01 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:22 lo 547.31 547.31 520.78 520.78 0.00 0.00 0.00 0.00 16:20:22 ens3 107.28 82.11 832.76 17.95 0.00 0.00 0.00 0.00 16:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 186.94 186.94 177.82 177.82 0.00 0.00 0.00 0.00 Average: ens3 39.36 29.08 325.91 6.22 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-10505) 11/14/25 _x86_64_ (4 CPU) 15:46:00 LINUX RESTART (4 CPU) 15:50:02 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 0.34 0.00 0.12 0.11 0.02 99.42 16:00:01 0 0.18 0.00 0.12 0.10 0.01 99.60 16:00:01 1 0.32 0.00 0.13 0.05 0.03 99.47 16:00:01 2 0.50 0.00 0.10 0.11 0.02 99.27 16:00:01 3 0.34 0.00 0.13 0.18 0.01 99.33 16:10:01 all 0.13 0.00 0.02 0.02 0.01 99.82 16:10:01 0 0.01 0.00 0.01 0.00 0.01 99.98 16:10:01 1 0.03 0.00 0.03 0.01 0.03 99.90 16:10:01 2 0.45 0.00 0.04 0.07 0.01 99.43 16:10:01 3 0.02 0.00 0.01 0.01 0.01 99.96 16:20:22 all 30.18 0.00 1.40 0.40 0.06 67.96 16:20:22 0 29.31 0.00 1.21 0.18 0.06 69.24 16:20:22 1 30.19 0.00 1.49 0.18 0.07 68.07 16:20:22 2 29.30 0.00 1.40 0.84 0.06 68.40 16:20:22 3 31.92 0.00 1.48 0.40 0.06 66.14 Average: all 10.44 0.00 0.52 0.18 0.03 88.82 Average: 0 10.06 0.00 0.45 0.09 0.02 89.37 Average: 1 10.41 0.00 0.56 0.08 0.04 88.90 Average: 2 10.30 0.00 0.52 0.34 0.03 88.80 Average: 3 11.00 0.00 0.55 0.20 0.03 88.22