---> uname -a: Linux prd-centos8-docker-8c-8g-7342.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1072 26382 19 4433 30347 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:2c:0d:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe2c:d1a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:2b:01:b5 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::42:59ff:fe2b:1b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/06/2026 _x86_64_ (8 CPU) 07:03:02 LINUX RESTART (8 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 289.92 18.14 271.79 3975.35 16890.84 07:06:01 AM 147.22 14.96 132.26 1254.25 39433.17 07:07:01 AM 297.58 3.05 294.54 4593.04 27045.86 Average: 244.92 12.05 232.87 3274.36 27788.71 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 28194356 30536456 4459016 13.66 2688 2652820 1909844 5.67 225880 3740524 331260 07:06:01 AM 26222232 29414396 6431140 19.70 2688 3485196 3974328 11.79 449280 5412944 116 07:07:01 AM 27050120 31109612 5603252 17.16 2688 4346788 1531048 4.54 830672 4198312 25584 Average: 27155569 30353488 5497803 16.84 2688 3494935 2471740 7.33 501944 4450593 118987 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 522.35 376.82 6378.19 56.40 0.00 0.00 0.00 0.00 07:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM lo 9.81 9.81 1.09 1.09 0.00 0.00 0.00 0.00 07:06:01 AM eth0 1472.56 360.65 6653.38 42.57 0.00 0.00 0.00 0.00 07:06:01 AM docker0 3.92 5.00 0.54 0.58 0.00 0.00 0.00 0.00 07:06:01 AM veth38d4839 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 07:07:01 AM lo 3.03 3.03 0.26 0.26 0.00 0.00 0.00 0.00 07:07:01 AM eth0 235.62 177.79 2549.09 32.64 0.00 0.00 0.00 0.00 07:07:01 AM docker0 0.85 0.93 0.11 0.11 0.00 0.00 0.00 0.00 Average: lo 4.28 4.28 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 743.46 305.09 5193.54 43.87 0.00 0.00 0.00 0.00 Average: docker0 1.59 1.98 0.22 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/06/2026 _x86_64_ (8 CPU) 07:03:02 LINUX RESTART (8 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 23.60 0.00 1.45 0.92 0.08 73.95 07:05:01 AM 0 17.61 0.00 0.72 0.18 0.07 81.43 07:05:01 AM 1 40.66 0.00 2.87 1.72 0.08 54.66 07:05:01 AM 2 18.34 0.00 1.74 1.51 0.10 78.31 07:05:01 AM 3 19.06 0.00 1.24 1.02 0.08 78.60 07:05:01 AM 4 21.73 0.00 1.02 0.50 0.07 76.68 07:05:01 AM 5 20.84 0.00 1.09 0.38 0.07 77.62 07:05:01 AM 6 29.89 0.00 1.24 1.15 0.08 67.63 07:05:01 AM 7 20.67 0.00 1.69 0.89 0.07 76.69 07:06:01 AM all 25.88 0.27 2.85 0.67 0.09 70.24 07:06:01 AM 0 33.75 1.95 2.88 0.81 0.10 60.50 07:06:01 AM 1 32.86 0.00 2.91 0.59 0.10 63.54 07:06:01 AM 2 25.78 0.05 3.65 0.27 0.08 70.16 07:06:01 AM 3 19.66 0.00 2.63 1.65 0.08 75.97 07:06:01 AM 4 15.96 0.02 2.63 0.54 0.07 80.79 07:06:01 AM 5 29.40 0.00 2.44 0.35 0.08 67.73 07:06:01 AM 6 19.71 0.05 3.31 0.54 0.10 76.29 07:06:01 AM 7 29.91 0.05 2.36 0.59 0.10 67.00 07:07:01 AM all 20.38 0.05 1.91 0.72 0.07 76.88 07:07:01 AM 0 19.18 0.35 1.57 0.10 0.07 78.73 07:07:01 AM 1 8.70 0.00 1.42 0.25 0.07 89.56 07:07:01 AM 2 24.79 0.00 1.77 0.32 0.07 73.05 07:07:01 AM 3 23.87 0.02 1.81 0.12 0.07 74.12 07:07:01 AM 4 22.62 0.02 2.90 3.08 0.07 71.31 07:07:01 AM 5 25.29 0.02 1.82 0.45 0.08 72.33 07:07:01 AM 6 17.85 0.00 1.16 1.17 0.07 79.76 07:07:01 AM 7 20.71 0.00 2.82 0.28 0.05 76.13 Average: all 23.28 0.10 2.07 0.77 0.08 73.70 Average: 0 23.48 0.77 1.72 0.36 0.08 73.59 Average: 1 27.40 0.00 2.40 0.85 0.08 69.26 Average: 2 22.96 0.02 2.38 0.70 0.08 73.86 Average: 3 20.86 0.01 1.89 0.93 0.08 76.23 Average: 4 20.11 0.01 2.18 1.38 0.07 76.25 Average: 5 25.17 0.01 1.78 0.40 0.08 72.57 Average: 6 22.50 0.02 1.90 0.95 0.08 74.55 Average: 7 23.75 0.02 2.29 0.59 0.07 73.29