---> uname -a: Linux prd-centos8-docker-8c-8g-7834.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: 2800.000 BogoMIPS: 5600.00 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1052 27077 19 3760 30374 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:90:c5:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.235/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:fe90:c5ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8d:97:d3:8f 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 inet6 fe80::42:8dff:fe97:d38f/64 scope link 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) 05/03/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 139.17 16.13 123.04 3364.61 10231.11 03:40:01 AM 350.77 4.47 346.31 1053.96 12661.57 03:41:01 AM 195.95 2.18 193.77 157.81 12721.56 03:42:01 AM 188.42 3.88 184.54 575.90 39023.46 Average: 218.57 6.67 211.91 1288.11 18658.83 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29259972 31152836 3395740 10.40 2688 2212456 2021080 6.00 158156 2783936 192344 03:40:01 AM 28470600 30648068 4185112 12.82 2688 2488104 1848132 5.48 219832 3477084 163916 03:41:01 AM 27372244 29891356 5283468 16.18 2688 2823548 2391648 7.10 417920 4348960 159012 03:42:01 AM 27727724 31102164 4927988 15.09 2688 3667636 1548896 4.60 658644 3715796 150484 Average: 28207635 30698606 4448077 13.62 2688 2797936 1952439 5.79 363638 3581444 166439 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 139.05 101.45 1804.33 33.73 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 366.02 326.36 3799.76 48.79 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 397.37 318.63 5224.59 41.53 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 399.63 328.86 4861.64 1349.40 0.00 0.00 0.00 0.00 03:42:01 AM docker0 22.53 33.69 1.23 312.74 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 325.51 268.82 3922.54 368.33 0.00 0.00 0.00 0.00 Average: docker0 5.63 8.42 0.31 78.18 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) 05/03/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.99 0.00 1.06 1.33 0.05 87.57 03:39:01 AM 0 6.59 0.00 0.92 1.84 0.07 90.59 03:39:01 AM 1 15.39 0.00 1.17 2.07 0.05 81.32 03:39:01 AM 2 2.61 0.00 0.43 0.70 0.05 96.20 03:39:01 AM 3 4.17 0.00 0.62 0.39 0.07 94.76 03:39:01 AM 4 15.64 0.00 1.27 0.73 0.03 82.32 03:39:01 AM 5 9.78 0.00 0.88 2.47 0.03 86.83 03:39:01 AM 6 8.69 0.00 1.23 1.22 0.03 88.82 03:39:01 AM 7 17.04 0.00 1.95 1.22 0.05 79.73 03:40:01 AM all 15.96 0.00 1.27 3.81 0.08 78.88 03:40:01 AM 0 12.18 0.00 1.82 6.99 0.08 78.92 03:40:01 AM 1 20.23 0.00 2.11 8.10 0.10 69.46 03:40:01 AM 2 9.05 0.00 1.10 2.49 0.07 87.28 03:40:01 AM 3 18.66 0.00 1.10 1.64 0.08 78.51 03:40:01 AM 4 13.04 0.00 0.55 0.47 0.07 85.87 03:40:01 AM 5 25.69 0.00 1.25 5.30 0.10 67.65 03:40:01 AM 6 11.96 0.00 1.37 3.95 0.07 82.65 03:40:01 AM 7 16.89 0.00 0.87 1.52 0.07 80.65 03:41:01 AM all 23.67 0.00 1.31 1.90 0.08 73.04 03:41:01 AM 0 14.02 0.00 1.20 2.34 0.07 82.36 03:41:01 AM 1 27.37 0.00 1.17 1.02 0.08 70.35 03:41:01 AM 2 35.61 0.00 2.03 1.99 0.08 60.29 03:41:01 AM 3 18.72 0.00 1.29 1.69 0.07 78.24 03:41:01 AM 4 23.03 0.00 1.34 1.42 0.08 74.12 03:41:01 AM 5 20.51 0.00 1.09 2.36 0.07 75.98 03:41:01 AM 6 19.18 0.00 1.16 1.66 0.08 77.92 03:41:01 AM 7 30.92 0.00 1.21 2.73 0.08 65.06 03:42:01 AM all 11.93 0.00 2.84 2.79 0.08 82.35 03:42:01 AM 0 11.95 0.00 3.37 3.24 0.08 81.36 03:42:01 AM 1 14.37 0.00 3.39 5.65 0.08 76.50 03:42:01 AM 2 14.25 0.00 2.77 5.41 0.08 77.48 03:42:01 AM 3 11.37 0.00 2.45 0.94 0.07 85.17 03:42:01 AM 4 16.60 0.00 2.97 1.98 0.07 78.38 03:42:01 AM 5 5.42 0.00 2.50 1.95 0.07 90.07 03:42:01 AM 6 12.96 0.00 2.50 2.57 0.07 81.90 03:42:01 AM 7 8.56 0.00 2.79 0.62 0.08 87.95 Average: all 15.39 0.00 1.62 2.46 0.07 80.46 Average: 0 11.18 0.00 1.83 3.60 0.08 83.31 Average: 1 19.34 0.00 1.96 4.21 0.08 74.41 Average: 2 15.38 0.00 1.58 2.65 0.07 80.32 Average: 3 13.23 0.00 1.37 1.16 0.07 84.17 Average: 4 17.07 0.00 1.53 1.15 0.06 80.18 Average: 5 15.35 0.00 1.43 3.02 0.07 80.13 Average: 6 13.19 0.00 1.57 2.35 0.06 82.83 Average: 7 18.36 0.00 1.70 1.52 0.07 78.34