---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11087 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 9.2G 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 594 11748 4 3646 15052 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:3e:70:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82700sec preferred_lft 82700sec inet6 fe80::f816:3eff:fe3e:700d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:c4:a7:4a:19:3b 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-11087) 11/16/25 _x86_64_ (4 CPU) 19:25:38 LINUX RESTART (4 CPU) 19:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:40:03 19.02 0.58 6.97 11.46 475.23 715.59 253682.73 19:50:03 1.75 0.01 1.72 0.02 0.04 21.33 200.67 20:00:03 1.34 0.00 1.32 0.01 0.00 16.19 0.12 20:10:03 1.91 0.00 1.90 0.02 0.00 23.13 0.13 20:20:03 1.92 0.00 1.91 0.00 0.01 23.17 0.03 Average: 5.19 0.12 2.77 2.30 95.06 159.88 50776.73 19:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:40:03 10251020 13618312 2341620 14.30 113600 3401516 2621276 15.05 820292 4899888 224 19:50:03 10250776 13618824 2341208 14.30 114252 3401640 2621532 15.05 820928 4899648 232 20:00:03 10250528 13619040 2341028 14.30 114692 3401648 2621532 15.05 821392 4899888 280 20:10:03 10250880 13620232 2339828 14.29 115484 3401660 2621724 15.05 822188 4900464 260 20:20:03 10249124 13619196 2340920 14.30 116184 3401668 2621852 15.05 822888 4900392 260 Average: 10250466 13619121 2340921 14.30 114842 3401626 2621583 15.05 821538 4900056 251 19:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:40:03 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 19:40:03 ens3 8.01 3.99 165.94 0.35 0.00 0.00 0.00 0.00 19:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:50:03 ens3 0.22 0.09 0.04 0.02 0.00 0.00 0.00 0.00 19:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:03 ens3 0.29 0.10 0.08 0.04 0.00 0.00 0.00 0.00 20:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:03 ens3 0.31 0.10 0.08 0.04 0.00 0.00 0.00 0.00 20:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:20:03 ens3 0.23 0.08 0.05 0.02 0.00 0.00 0.00 0.00 20:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 1.81 0.87 33.24 0.09 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-11087) 11/16/25 _x86_64_ (4 CPU) 19:25:38 LINUX RESTART (4 CPU) 19:30:03 CPU %user %nice %system %iowait %steal %idle 19:40:03 all 0.87 0.00 0.32 0.16 0.06 98.59 19:40:03 0 0.92 0.00 0.27 0.11 0.05 98.65 19:40:03 1 0.91 0.00 0.21 0.23 0.05 98.60 19:40:03 2 0.88 0.00 0.42 0.12 0.07 98.51 19:40:03 3 0.77 0.00 0.38 0.18 0.07 98.60 19:50:03 all 0.34 0.00 0.11 0.01 0.06 99.48 19:50:03 0 0.18 0.00 0.14 0.00 0.07 99.61 19:50:03 1 0.21 0.00 0.09 0.00 0.05 99.65 19:50:03 2 0.84 0.00 0.13 0.03 0.07 98.93 19:50:03 3 0.14 0.00 0.09 0.00 0.05 99.72 20:00:03 all 0.36 0.00 0.11 0.01 0.06 99.47 20:00:03 0 0.12 0.00 0.11 0.00 0.06 99.71 20:00:03 1 0.13 0.00 0.09 0.02 0.05 99.71 20:00:03 2 1.01 0.00 0.12 0.01 0.07 98.79 20:00:03 3 0.16 0.00 0.12 0.00 0.06 99.65 20:10:03 all 0.26 0.00 0.12 0.01 0.06 99.54 20:10:03 0 0.13 0.00 0.10 0.00 0.05 99.71 20:10:03 1 0.18 0.00 0.10 0.03 0.05 99.63 20:10:03 2 0.65 0.00 0.20 0.00 0.09 99.06 20:10:03 3 0.10 0.00 0.09 0.01 0.04 99.77 20:20:03 all 0.22 0.00 0.12 0.01 0.05 99.60 20:20:03 0 0.48 0.00 0.13 0.02 0.06 99.31 20:20:03 1 0.10 0.00 0.11 0.01 0.05 99.73 20:20:03 2 0.23 0.00 0.17 0.02 0.09 99.49 20:20:03 3 0.08 0.00 0.05 0.00 0.02 99.85 Average: all 0.41 0.00 0.16 0.04 0.06 99.33 Average: 0 0.37 0.00 0.15 0.03 0.06 99.40 Average: 1 0.31 0.00 0.12 0.06 0.05 99.46 Average: 2 0.72 0.00 0.21 0.04 0.08 98.96 Average: 3 0.25 0.00 0.15 0.04 0.05 99.52