---> uname -a: Linux prd-centos8-docker-8c-8g-6158.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 1019 28411 19 2458 30421 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:77:5e:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe77:5ed0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:1b:a8:96 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) 02/08/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 178.37 2.77 175.61 333.22 10851.83 05:20:01 AM 181.94 2.55 179.39 941.42 9429.12 05:21:01 AM 68.78 0.90 67.88 42.38 5663.00 Average: 143.03 2.07 140.96 438.98 8647.82 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29233492 31010012 3422220 10.48 2688 2093104 1988060 5.90 160900 2798268 145868 05:20:01 AM 27634120 29640808 5021592 15.38 2688 2316296 2724528 8.08 223824 4298156 110768 05:21:01 AM 29082940 31138520 3572772 10.94 2688 2362084 1452516 4.31 409336 2662008 41472 Average: 28650184 30596447 4005528 12.27 2688 2257161 2055035 6.10 264687 3252811 99369 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 185.99 161.60 1680.00 51.44 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 222.48 193.50 2360.96 37.09 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 180.03 175.91 351.36 175.97 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 196.16 177.00 1464.05 88.17 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) 02/08/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 15.79 0.00 1.40 0.58 0.06 82.18 05:19:01 AM 0 15.52 0.00 1.42 0.55 0.07 82.44 05:19:01 AM 1 19.57 0.00 1.58 0.65 0.08 78.11 05:19:01 AM 2 14.26 0.00 1.54 0.74 0.05 83.41 05:19:01 AM 3 25.46 0.00 1.87 0.62 0.07 71.98 05:19:01 AM 4 25.91 0.00 1.97 0.82 0.05 71.25 05:19:01 AM 5 15.84 0.00 1.42 0.35 0.05 82.33 05:19:01 AM 6 7.18 0.00 0.82 0.80 0.08 91.11 05:19:01 AM 7 2.52 0.00 0.53 0.08 0.03 96.83 05:20:01 AM all 42.67 0.00 1.66 0.57 0.10 55.00 05:20:01 AM 0 44.14 0.00 1.72 1.22 0.10 52.82 05:20:01 AM 1 52.18 0.00 1.84 0.47 0.08 45.43 05:20:01 AM 2 41.41 0.00 1.40 0.40 0.10 56.68 05:20:01 AM 3 44.19 0.00 1.92 0.23 0.10 53.56 05:20:01 AM 4 46.48 0.00 1.92 0.68 0.12 50.80 05:20:01 AM 5 31.60 0.00 1.70 0.35 0.10 66.24 05:20:01 AM 6 44.19 0.00 1.70 1.24 0.08 52.78 05:20:01 AM 7 37.14 0.00 1.05 0.00 0.08 61.72 05:21:01 AM all 28.45 0.00 1.68 0.18 0.08 69.61 05:21:01 AM 0 32.78 0.00 1.99 0.05 0.08 65.10 05:21:01 AM 1 32.49 0.00 1.35 0.12 0.08 65.96 05:21:01 AM 2 37.06 0.00 2.12 0.20 0.10 60.52 05:21:01 AM 3 29.69 0.00 2.04 0.18 0.08 68.00 05:21:01 AM 4 21.87 0.00 1.27 0.20 0.08 76.57 05:21:01 AM 5 20.30 0.00 1.74 0.40 0.08 77.48 05:21:01 AM 6 27.55 0.00 1.42 0.22 0.08 70.73 05:21:01 AM 7 25.87 0.00 1.52 0.03 0.07 72.51 Average: all 28.97 0.00 1.58 0.44 0.08 68.93 Average: 0 30.81 0.00 1.71 0.61 0.08 66.79 Average: 1 34.74 0.00 1.59 0.41 0.08 63.17 Average: 2 30.92 0.00 1.69 0.45 0.08 66.87 Average: 3 33.11 0.00 1.94 0.35 0.08 64.52 Average: 4 31.42 0.00 1.72 0.57 0.08 66.21 Average: 5 22.58 0.00 1.62 0.37 0.08 75.35 Average: 6 26.32 0.00 1.32 0.75 0.08 71.53 Average: 7 21.83 0.00 1.04 0.04 0.06 77.03