---> uname -a: Linux prd-centos8-docker-8c-8g-39384.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 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 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 995 28462 19 2432 30446 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b0:e7:db brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.37/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:feb0:e7db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:99:42:45:c0 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/21/2025 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 205.10 9.60 195.50 1377.67 7420.16 05:20:01 AM 169.74 1.60 168.14 727.89 10346.20 05:21:01 AM 95.03 1.63 93.40 393.87 7200.67 Average: 156.63 4.28 152.35 833.14 8322.34 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29572304 31304692 3083408 9.44 2688 2051808 1392684 4.13 145216 2496496 230560 05:20:01 AM 27729548 29582616 4926164 15.09 2688 2166568 3504792 10.40 200620 4243184 77576 05:21:01 AM 29173244 31184616 3482468 10.66 2688 2320120 1476800 4.38 232212 2756516 48104 Average: 28825032 30690641 3830680 11.73 2688 2179499 2124759 6.30 192683 3165399 118747 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 245.37 166.18 1409.47 54.16 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 193.02 173.28 1196.30 42.60 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 166.89 142.70 1549.82 32.87 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 201.76 160.72 1385.20 43.21 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/21/2025 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 11.05 0.00 1.25 0.79 0.04 86.87 05:19:01 AM 0 5.16 0.00 0.67 0.02 0.05 94.11 05:19:01 AM 1 10.03 0.00 1.39 0.45 0.05 88.08 05:19:01 AM 2 12.71 0.00 1.81 0.95 0.07 84.46 05:19:01 AM 3 13.46 0.00 1.05 0.32 0.03 85.13 05:19:01 AM 4 14.10 0.00 2.39 2.36 0.03 81.12 05:19:01 AM 5 5.78 0.00 0.63 0.42 0.02 93.15 05:19:01 AM 6 14.94 0.00 1.22 1.53 0.03 82.28 05:19:01 AM 7 12.24 0.00 0.87 0.27 0.02 86.61 05:20:01 AM all 29.61 0.00 1.19 0.88 0.07 68.24 05:20:01 AM 0 42.54 0.00 0.70 0.15 0.07 56.54 05:20:01 AM 1 18.74 0.00 1.04 1.14 0.07 79.02 05:20:01 AM 2 27.01 0.00 1.17 0.33 0.07 71.42 05:20:01 AM 3 25.23 0.00 1.14 0.13 0.08 73.42 05:20:01 AM 4 26.30 0.00 1.17 0.50 0.07 71.97 05:20:01 AM 5 21.45 0.00 1.39 1.77 0.08 75.30 05:20:01 AM 6 33.19 0.00 1.50 0.84 0.07 64.40 05:20:01 AM 7 42.37 0.00 1.45 2.20 0.08 53.90 05:21:01 AM all 38.20 0.00 1.77 0.46 0.09 59.48 05:21:01 AM 0 48.37 0.00 1.49 0.17 0.10 49.87 05:21:01 AM 1 43.77 0.00 1.89 1.10 0.10 53.14 05:21:01 AM 2 24.90 0.00 1.70 0.57 0.08 72.74 05:21:01 AM 3 29.50 0.00 1.63 0.25 0.07 68.55 05:21:01 AM 4 38.76 0.00 1.87 0.22 0.08 59.07 05:21:01 AM 5 31.76 0.00 1.51 0.59 0.08 66.06 05:21:01 AM 6 46.81 0.00 2.27 0.58 0.10 50.23 05:21:01 AM 7 41.64 0.00 1.79 0.23 0.08 56.26 Average: all 26.28 0.00 1.41 0.71 0.07 71.53 Average: 0 32.02 0.00 0.95 0.11 0.07 66.84 Average: 1 24.18 0.00 1.44 0.90 0.07 73.41 Average: 2 21.55 0.00 1.56 0.62 0.07 76.20 Average: 3 22.72 0.00 1.27 0.23 0.06 75.71 Average: 4 26.38 0.00 1.81 1.03 0.06 70.72 Average: 5 19.65 0.00 1.18 0.93 0.06 78.19 Average: 6 31.64 0.00 1.66 0.98 0.07 65.65 Average: 7 32.08 0.00 1.37 0.90 0.06 65.59