---> uname -a: Linux prd-centos8-docker-8c-8g-1345.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 1059 26473 19 4357 30364 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:41:13:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.74/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe41:13bc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:98:91:4e:eb 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::42:98ff:fe91:4eeb/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) 04/14/2026 _x86_64_ (8 CPU) 02:28:20 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 205.15 14.65 190.50 3120.03 11998.62 02:31:01 AM 195.77 6.05 189.72 1193.07 17325.27 02:32:01 AM 135.70 15.18 120.52 5555.76 28705.15 Average: 178.87 11.96 166.91 3289.74 19343.53 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29045484 30978592 3610228 11.06 2688 2250600 1819024 5.40 187980 2956484 156072 02:31:01 AM 27116328 29834724 5539384 16.96 2688 3027520 2587964 7.68 309736 4727028 434712 02:32:01 AM 27122224 31095896 5533488 16.94 2688 4264556 1527580 4.53 747712 4224872 716232 Average: 27761345 30636404 4894367 14.99 2688 3180892 1978189 5.87 415143 3969461 435672 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 200.67 155.76 2314.35 42.92 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 1573.19 580.87 11203.84 56.73 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 12.01 12.01 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 224.47 131.83 1794.19 32.09 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.26 5.40 0.61 0.62 0.00 0.00 0.00 0.00 Average: lo 4.00 4.00 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 666.09 289.48 5103.94 43.91 0.00 0.00 0.00 0.00 Average: docker0 1.42 1.80 0.20 0.21 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) 04/14/2026 _x86_64_ (8 CPU) 02:28:20 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 14.23 0.00 1.48 0.59 0.07 83.64 02:30:01 AM 0 12.02 0.00 1.25 0.54 0.08 86.11 02:30:01 AM 1 9.77 0.00 1.14 0.35 0.08 88.66 02:30:01 AM 2 28.44 0.00 1.94 0.45 0.07 69.10 02:30:01 AM 3 12.46 0.00 1.39 0.95 0.07 85.13 02:30:01 AM 4 5.69 0.00 1.12 0.39 0.07 92.73 02:30:01 AM 5 10.91 0.00 1.12 0.67 0.07 87.23 02:30:01 AM 6 14.42 0.00 1.70 0.55 0.07 83.26 02:30:01 AM 7 20.10 0.00 2.14 0.80 0.07 76.89 02:31:01 AM all 30.78 0.00 1.70 0.61 0.10 66.81 02:31:01 AM 0 41.35 0.00 1.86 0.64 0.10 56.06 02:31:01 AM 1 26.79 0.00 1.49 0.20 0.08 71.43 02:31:01 AM 2 10.70 0.00 1.71 1.17 0.10 86.32 02:31:01 AM 3 38.86 0.00 1.96 0.74 0.10 58.35 02:31:01 AM 4 28.54 0.00 1.27 0.45 0.10 69.63 02:31:01 AM 5 34.08 0.00 2.15 0.59 0.10 63.08 02:31:01 AM 6 33.83 0.00 1.78 0.77 0.10 63.52 02:31:01 AM 7 32.07 0.00 1.41 0.34 0.08 66.11 02:32:01 AM all 23.39 0.27 3.77 0.62 0.10 71.85 02:32:01 AM 0 17.95 0.02 3.70 0.87 0.10 77.36 02:32:01 AM 1 22.65 0.02 4.90 1.18 0.10 71.16 02:32:01 AM 2 16.04 0.00 3.27 0.52 0.08 80.08 02:32:01 AM 3 25.28 0.07 3.98 0.46 0.10 70.12 02:32:01 AM 4 31.50 0.00 4.46 0.27 0.10 63.67 02:32:01 AM 5 25.76 1.95 3.48 0.66 0.12 68.03 02:32:01 AM 6 23.40 0.05 2.89 0.05 0.08 73.52 02:32:01 AM 7 24.53 0.03 3.50 0.98 0.08 70.87 Average: all 22.79 0.09 2.31 0.61 0.09 74.11 Average: 0 23.77 0.01 2.27 0.68 0.09 73.18 Average: 1 19.72 0.01 2.51 0.58 0.09 77.10 Average: 2 18.41 0.00 2.30 0.72 0.08 78.49 Average: 3 25.52 0.02 2.44 0.72 0.09 71.21 Average: 4 21.89 0.00 2.28 0.37 0.09 75.37 Average: 5 23.56 0.65 2.25 0.64 0.10 72.81 Average: 6 23.87 0.02 2.12 0.46 0.08 73.45 Average: 7 25.56 0.01 2.35 0.70 0.08 71.30