---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37968 5.15.0-131-generic #141-Ubuntu SMP Fri Jan 10 21:18:28 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: 5599.99 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 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 conditional; 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 9.8G 68G 13% / 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 612 11003 4 4373 15034 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:49:7a:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84280sec preferred_lft 84280sec inet6 fe80::f816:3eff:fe49:7ad8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:c7:2c:66:b1 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 5.15.0-131-generic (prd-ubuntu2204-docker-4c-4g-37968) 06/28/25 _x86_64_ (4 CPU) 04:49:26 LINUX RESTART (4 CPU) 04:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:00:01 79.50 5.41 59.12 14.98 883.64 4636.13 261398.63 05:10:17 2.16 0.01 2.15 0.00 0.86 32.37 415.21 05:20:17 10.65 1.56 8.60 0.49 55.35 1527.88 4502.36 Average: 30.54 2.31 23.12 5.12 310.76 2048.83 88061.73 04:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:00:01 11342640 14470016 1494864 9.13 90980 3219264 1960720 11.25 524856 4145992 64 05:10:17 11186684 14315336 1649516 10.07 91868 3219628 2132780 12.24 528816 4332660 16 05:20:17 10832256 14177356 1784368 10.90 104740 3413428 2219704 12.74 659404 4527128 216 Average: 11120527 14320903 1642916 10.03 95863 3284107 2104401 12.08 571025 4335260 99 04:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:00:01 lo 0.43 0.43 0.06 0.06 0.00 0.00 0.00 0.00 05:00:01 ens3 98.11 70.62 1179.40 13.69 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:17 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 05:10:17 ens3 0.76 0.93 0.28 0.13 0.00 0.00 0.00 0.00 05:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:17 lo 127.45 127.45 121.37 121.37 0.00 0.00 0.00 0.00 05:20:17 ens3 18.23 10.39 273.84 1.15 0.00 0.00 0.00 0.00 05:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 42.34 42.34 40.14 40.14 0.00 0.00 0.00 0.00 Average: ens3 38.72 27.10 480.56 4.95 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 5.15.0-131-generic (prd-ubuntu2204-docker-4c-4g-37968) 06/28/25 _x86_64_ (4 CPU) 04:49:26 LINUX RESTART (4 CPU) 04:50:01 CPU %user %nice %system %iowait %steal %idle 05:00:01 all 6.74 0.00 0.87 0.49 0.04 91.86 05:00:01 0 8.03 0.00 0.83 0.45 0.04 90.65 05:00:01 1 6.92 0.00 1.01 0.27 0.04 91.77 05:00:01 2 6.09 0.00 0.76 0.34 0.04 92.77 05:00:01 3 5.94 0.00 0.88 0.91 0.03 92.25 05:10:17 all 0.68 0.00 0.05 0.02 0.02 99.23 05:10:17 0 0.69 0.00 0.04 0.04 0.01 99.22 05:10:17 1 0.71 0.00 0.06 0.02 0.03 99.18 05:10:17 2 0.77 0.00 0.08 0.00 0.03 99.11 05:10:17 3 0.56 0.00 0.03 0.00 0.01 99.40 05:20:17 all 6.07 0.00 0.30 0.06 0.03 93.54 05:20:17 0 6.52 0.00 0.31 0.16 0.03 92.98 05:20:17 1 6.03 0.00 0.21 0.01 0.04 93.72 05:20:17 2 6.31 0.00 0.45 0.04 0.03 93.17 05:20:17 3 5.42 0.00 0.25 0.02 0.03 94.29 Average: all 4.47 0.00 0.40 0.19 0.03 94.91 Average: 0 5.04 0.00 0.39 0.21 0.03 94.32 Average: 1 4.52 0.00 0.42 0.10 0.04 94.92 Average: 2 4.36 0.00 0.42 0.12 0.04 95.06 Average: 3 3.94 0.00 0.38 0.31 0.02 95.35