---> uname -a: Linux prd-centos8-docker-8c-8g-8626.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1028 27181 19 3680 30401 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:9e:bc:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.71/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe9e:bc14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:60:b1:0d:b4 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::42:60ff:feb1:db4/64 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) 05/06/2026 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 163.43 14.53 148.90 3221.73 9785.95 05:14:01 PM 463.01 4.80 458.21 1165.81 16369.54 05:15:01 PM 247.98 2.58 245.39 454.97 43052.29 Average: 291.46 7.30 284.16 1614.13 23070.74 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29071024 30991276 3584688 10.98 2688 2238036 1832636 5.44 159308 2966596 173592 05:14:01 PM 28066980 30435528 4588732 14.05 2688 2676480 2005748 5.95 270880 3815300 210808 05:15:01 PM 26649396 29868660 6006316 18.39 2688 3516536 2464824 7.31 639140 4823252 74952 Average: 27929133 30431821 4726579 14.47 2688 2810351 2101069 6.23 356443 3868383 153117 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 155.40 126.01 1812.91 38.21 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 492.23 421.03 6377.04 57.43 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 522.91 445.48 6279.24 1273.81 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.85 14.03 0.52 258.40 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 390.18 330.84 4823.06 456.55 0.00 0.00 0.00 0.00 Average: docker0 2.28 4.68 0.17 86.15 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) 05/06/2026 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 9.57 0.00 1.04 6.05 0.07 83.26 05:13:01 PM 0 6.96 0.00 0.77 0.20 0.12 91.95 05:13:01 PM 1 10.62 0.00 1.12 1.97 0.07 86.22 05:13:01 PM 2 5.38 0.00 0.87 12.66 0.10 80.99 05:13:01 PM 3 6.78 0.00 0.50 1.80 0.07 90.85 05:13:01 PM 4 12.39 0.00 1.21 11.54 0.05 74.82 05:13:01 PM 5 4.52 0.00 0.54 0.30 0.08 94.56 05:13:01 PM 6 12.60 0.00 1.72 17.94 0.05 67.69 05:13:01 PM 7 17.37 0.00 1.60 1.96 0.05 79.02 05:14:01 PM all 24.17 0.00 1.53 1.12 0.09 73.09 05:14:01 PM 0 19.29 0.00 1.52 1.00 0.13 78.05 05:14:01 PM 1 29.35 0.00 2.14 1.70 0.10 66.71 05:14:01 PM 2 15.90 0.00 1.67 0.94 0.10 81.39 05:14:01 PM 3 30.49 0.00 2.03 2.58 0.07 64.84 05:14:01 PM 4 26.11 0.00 0.92 0.08 0.10 72.79 05:14:01 PM 5 19.05 0.00 1.09 0.57 0.08 79.21 05:14:01 PM 6 25.48 0.00 1.22 0.74 0.08 72.48 05:14:01 PM 7 27.66 0.00 1.64 1.32 0.08 69.30 05:15:01 PM all 21.18 0.00 2.77 0.89 0.09 75.06 05:15:01 PM 0 24.55 0.00 3.67 1.36 0.08 70.34 05:15:01 PM 1 21.95 0.00 3.25 1.64 0.10 73.05 05:15:01 PM 2 14.68 0.00 3.21 1.36 0.07 80.69 05:15:01 PM 3 29.85 0.00 2.23 0.45 0.08 67.38 05:15:01 PM 4 10.84 0.00 2.62 0.74 0.08 85.71 05:15:01 PM 5 15.27 0.00 2.42 0.37 0.10 81.84 05:15:01 PM 6 25.06 0.00 2.71 0.77 0.10 71.36 05:15:01 PM 7 27.26 0.00 2.07 0.45 0.07 70.15 Average: all 18.30 0.00 1.78 2.69 0.08 77.14 Average: 0 16.93 0.00 1.98 0.86 0.11 80.12 Average: 1 20.64 0.00 2.17 1.77 0.09 75.33 Average: 2 11.98 0.00 1.92 4.99 0.09 81.02 Average: 3 22.35 0.00 1.59 1.61 0.07 74.38 Average: 4 16.46 0.00 1.58 4.12 0.08 77.76 Average: 5 12.94 0.00 1.35 0.41 0.09 85.21 Average: 6 21.03 0.00 1.88 6.50 0.08 70.51 Average: 7 24.11 0.00 1.77 1.24 0.07 72.81