---> uname -a: Linux prd-centos8-docker-8c-8g-98.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 1006 27730 19 3153 30434 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:05:07:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.1/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fe05:722/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:05:8a:0b:d5 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) 12/15/2025 _x86_64_ (8 CPU) 03:59:36 LINUX RESTART (8 CPU) 04:00:01 AM tps rtps wtps bread/s bwrtn/s 04:01:01 AM 268.18 10.41 257.76 1390.60 8211.16 04:02:01 AM 232.53 15.21 217.32 3793.07 10790.02 04:03:01 AM 150.14 4.22 145.93 156.37 21457.94 Average: 216.95 9.95 207.01 1780.33 13485.63 04:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:01:01 AM 29558772 31242512 3096940 9.48 2688 2007364 1426292 4.23 142228 2525756 172792 04:02:01 AM 28756196 30777880 3899516 11.94 2688 2333972 1763088 5.23 175020 3238728 134044 04:03:01 AM 28332504 31103600 4323208 13.24 2688 3078224 1506028 4.47 586532 3236504 280720 Average: 28882491 31041331 3773221 11.55 2688 2473187 1565136 4.64 301260 3000329 195852 04:00:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:01:01 AM eth0 144.82 114.88 1584.96 35.32 0.00 0.00 0.00 0.00 04:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:02:01 AM eth0 341.06 300.60 2434.40 64.48 0.00 0.00 0.00 0.00 04:02:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:03:01 AM eth0 274.20 221.46 2415.98 28.51 0.00 0.00 0.00 0.00 04:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 253.37 212.32 2145.13 42.77 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) 12/15/2025 _x86_64_ (8 CPU) 03:59:36 LINUX RESTART (8 CPU) 04:00:01 AM CPU %user %nice %system %iowait %steal %idle 04:01:01 AM all 9.34 0.00 1.08 0.57 0.05 88.96 04:01:01 AM 0 8.52 0.00 1.13 0.35 0.07 89.94 04:01:01 AM 1 20.92 0.00 1.62 0.38 0.05 77.03 04:01:01 AM 2 8.14 0.00 1.07 0.25 0.05 90.49 04:01:01 AM 3 11.99 0.00 1.04 0.35 0.03 86.59 04:01:01 AM 4 3.53 0.00 0.23 0.32 0.07 95.85 04:01:01 AM 5 6.86 0.00 1.67 2.46 0.03 88.98 04:01:01 AM 6 4.32 0.00 0.68 0.30 0.03 94.66 04:01:01 AM 7 10.43 0.00 1.19 0.12 0.07 88.19 04:02:01 AM all 11.92 0.00 1.06 0.91 0.07 86.05 04:02:01 AM 0 11.02 0.00 0.77 0.23 0.07 87.92 04:02:01 AM 1 8.23 0.00 1.50 1.96 0.07 88.25 04:02:01 AM 2 18.24 0.00 1.32 0.61 0.07 79.76 04:02:01 AM 3 6.74 0.00 0.84 0.38 0.07 91.98 04:02:01 AM 4 16.04 0.00 0.78 0.36 0.08 82.74 04:02:01 AM 5 11.00 0.00 1.30 2.45 0.07 85.17 04:02:01 AM 6 9.98 0.00 1.12 0.75 0.05 88.10 04:02:01 AM 7 14.23 0.00 0.85 0.52 0.07 84.33 04:03:01 AM all 8.32 0.00 0.76 0.53 0.05 90.34 04:03:01 AM 0 7.95 0.00 1.25 1.02 0.07 89.72 04:03:01 AM 1 19.18 0.00 0.73 0.73 0.07 79.29 04:03:01 AM 2 4.15 0.00 0.94 1.71 0.07 93.14 04:03:01 AM 3 13.88 0.00 0.73 0.05 0.03 85.30 04:03:01 AM 4 8.27 0.00 1.25 0.40 0.05 90.03 04:03:01 AM 5 2.49 0.00 0.43 0.13 0.05 96.89 04:03:01 AM 6 1.49 0.00 0.28 0.10 0.05 98.08 04:03:01 AM 7 9.14 0.00 0.43 0.07 0.03 90.32 Average: all 9.86 0.00 0.97 0.67 0.06 88.45 Average: 0 9.16 0.00 1.05 0.54 0.07 89.19 Average: 1 16.11 0.00 1.29 1.02 0.06 81.52 Average: 2 10.14 0.00 1.11 0.86 0.06 87.83 Average: 3 10.87 0.00 0.87 0.26 0.04 87.95 Average: 4 9.25 0.00 0.76 0.36 0.07 89.57 Average: 5 6.78 0.00 1.14 1.68 0.05 90.35 Average: 6 5.26 0.00 0.70 0.38 0.04 93.62 Average: 7 11.27 0.00 0.82 0.23 0.06 87.62