---> uname -a: Linux prd-centos8-docker-8c-8g-9890.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 1073 26410 19 4405 30349 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:20:4f:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.63/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe20:4ff3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3e:60:fe:78 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::42:3eff:fe60:fe78/64 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) 05/12/2026 _x86_64_ (8 CPU) 07:30:19 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 225.16 16.73 208.43 3302.90 12971.98 07:33:01 AM 185.89 2.57 183.32 1045.16 17011.18 07:34:01 AM 221.68 16.44 205.23 5523.49 29222.78 Average: 210.91 11.91 198.99 3290.64 19735.46 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 28980484 30952656 3675228 11.25 2688 2288488 1656156 4.91 193604 3012612 163608 07:33:01 AM 26481180 29706324 6174532 18.91 2688 3524460 2891168 8.58 315076 5323864 913468 07:34:01 AM 27093156 31114352 5562556 17.03 2688 4311408 1486644 4.41 755000 4239980 739448 Average: 27518273 30591111 5137439 15.73 2688 3374785 2011323 5.97 421227 4192152 605508 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 225.71 180.47 2713.87 46.17 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 1588.70 559.24 11343.73 54.61 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 12.93 12.93 1.36 1.36 0.00 0.00 0.00 0.00 07:34:01 AM eth0 152.12 131.74 1708.38 30.58 0.00 0.00 0.00 0.00 07:34:01 AM docker0 4.80 5.98 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.31 4.31 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 655.46 290.47 5254.99 43.79 0.00 0.00 0.00 0.00 Average: docker0 1.60 1.99 0.22 0.23 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) 05/12/2026 _x86_64_ (8 CPU) 07:30:19 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 14.90 0.00 1.47 0.80 0.09 82.74 07:32:01 AM 0 10.98 0.00 1.24 0.64 0.07 87.08 07:32:01 AM 1 11.75 0.00 1.51 1.32 0.10 85.32 07:32:01 AM 2 22.55 0.00 2.14 0.45 0.12 74.74 07:32:01 AM 3 15.55 0.00 1.49 1.14 0.10 81.73 07:32:01 AM 4 23.44 0.00 1.35 0.38 0.07 74.76 07:32:01 AM 5 15.00 0.00 1.34 0.87 0.08 82.71 07:32:01 AM 6 10.93 0.00 1.30 0.83 0.10 86.83 07:32:01 AM 7 8.96 0.00 1.37 0.79 0.10 88.78 07:33:01 AM all 30.13 0.00 2.06 0.64 0.11 67.07 07:33:01 AM 0 39.12 0.00 1.68 0.07 0.12 59.01 07:33:01 AM 1 32.06 0.00 2.19 0.54 0.10 65.11 07:33:01 AM 2 36.91 0.00 2.78 0.71 0.13 59.47 07:33:01 AM 3 33.98 0.00 1.97 0.59 0.10 63.36 07:33:01 AM 4 20.24 0.00 2.40 1.18 0.12 76.07 07:33:01 AM 5 20.97 0.00 1.80 0.86 0.10 76.27 07:33:01 AM 6 23.56 0.00 2.01 0.94 0.08 73.40 07:33:01 AM 7 34.15 0.00 1.65 0.27 0.08 63.85 07:34:01 AM all 24.63 0.32 3.14 1.33 0.10 70.48 07:34:01 AM 0 27.21 0.35 3.08 1.39 0.10 67.87 07:34:01 AM 1 30.25 0.02 2.60 1.17 0.12 65.84 07:34:01 AM 2 23.66 0.00 3.38 0.86 0.10 72.01 07:34:01 AM 3 23.83 0.12 3.12 1.58 0.10 71.25 07:34:01 AM 4 24.15 0.03 3.78 1.70 0.13 70.20 07:34:01 AM 5 25.87 0.05 2.74 0.81 0.08 70.45 07:34:01 AM 6 20.64 0.00 3.21 0.20 0.08 75.87 07:34:01 AM 7 21.49 1.96 3.22 2.92 0.10 70.31 Average: all 23.20 0.11 2.22 0.92 0.10 73.45 Average: 0 25.75 0.12 2.00 0.70 0.10 71.34 Average: 1 24.67 0.01 2.10 1.01 0.11 72.11 Average: 2 27.69 0.00 2.76 0.67 0.12 68.76 Average: 3 24.43 0.04 2.19 1.10 0.10 72.14 Average: 4 22.61 0.01 2.51 1.08 0.11 73.68 Average: 5 20.60 0.02 1.96 0.84 0.09 76.49 Average: 6 18.36 0.00 2.17 0.66 0.09 78.72 Average: 7 21.52 0.65 2.08 1.33 0.10 74.33