---> uname -a: Linux prd-centos8-docker-8c-8g-7912.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1033 28123 19 2732 30408 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:e3:ab:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.66/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fee3:ab2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:62:ae:f4 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 ---> 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) 15:55:38 LINUX RESTART (8 CPU) 03:56:03 PM tps rtps wtps bread/s bwrtn/s 03:57:01 PM 197.10 20.98 176.13 4157.88 7300.16 03:58:01 PM 230.79 4.13 226.66 909.85 16065.71 03:59:01 PM 99.80 1.72 98.08 429.72 9155.28 Average: 175.66 8.81 166.85 1806.41 10879.85 03:56:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:57:01 PM 29087496 31001292 3568216 10.93 2688 2231612 1805644 5.36 163724 2954120 284304 03:58:01 PM 27660884 29921000 4994828 15.30 2688 2571368 2526680 7.50 235652 4266420 183464 03:59:01 PM 28832248 31169988 3823464 11.71 2688 2645548 1419808 4.21 458740 2867572 27532 Average: 28526876 30697427 4128836 12.64 2688 2482843 1917377 5.69 286039 3362704 165100 03:56:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 PM eth0 178.83 128.82 1989.25 38.81 0.00 0.00 0.00 0.00 03:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 PM eth0 353.74 283.07 4976.22 35.92 0.00 0.00 0.00 0.00 03:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 PM eth0 101.98 91.00 739.47 22.35 0.00 0.00 0.00 0.00 03:59:01 PM docker0 0.00 0.00 0.00 0.00 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 211.88 168.06 2574.68 32.29 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 15:55:38 LINUX RESTART (8 CPU) 03:56:03 PM CPU %user %nice %system %iowait %steal %idle 03:57:01 PM all 12.20 0.00 1.31 0.42 0.06 86.02 03:57:01 PM 0 20.20 0.00 2.11 0.26 0.07 77.37 03:57:01 PM 1 18.77 0.00 1.90 0.88 0.07 78.38 03:57:01 PM 2 9.53 0.00 1.35 0.33 0.05 88.74 03:57:01 PM 3 20.56 0.00 1.92 0.98 0.07 76.47 03:57:01 PM 4 9.65 0.00 0.81 0.16 0.05 89.34 03:57:01 PM 5 10.26 0.00 0.88 0.14 0.03 88.68 03:57:01 PM 6 5.92 0.00 0.85 0.36 0.07 92.80 03:57:01 PM 7 2.68 0.00 0.64 0.24 0.03 96.40 03:58:01 PM all 21.26 0.00 1.01 0.71 0.06 76.95 03:58:01 PM 0 15.11 0.00 1.50 0.65 0.07 82.67 03:58:01 PM 1 22.00 0.00 0.97 0.75 0.08 76.20 03:58:01 PM 2 25.44 0.00 1.24 1.00 0.05 72.27 03:58:01 PM 3 18.15 0.00 0.82 0.87 0.08 80.08 03:58:01 PM 4 22.25 0.00 0.75 0.47 0.05 76.48 03:58:01 PM 5 22.65 0.00 0.85 0.30 0.07 76.13 03:58:01 PM 6 27.07 0.00 0.94 0.85 0.05 71.10 03:58:01 PM 7 17.44 0.00 1.05 0.80 0.07 80.63 03:59:01 PM all 20.82 0.00 1.13 0.27 0.06 77.72 03:59:01 PM 0 26.13 0.00 1.17 0.03 0.08 72.58 03:59:01 PM 1 28.18 0.00 1.44 0.05 0.05 70.28 03:59:01 PM 2 8.79 0.00 1.35 0.69 0.07 89.11 03:59:01 PM 3 28.93 0.00 0.79 0.18 0.08 70.02 03:59:01 PM 4 23.23 0.00 1.17 0.15 0.07 75.38 03:59:01 PM 5 25.78 0.00 1.22 0.30 0.07 72.64 03:59:01 PM 6 17.31 0.00 1.25 0.50 0.05 80.89 03:59:01 PM 7 8.18 0.00 0.68 0.23 0.05 90.85 Average: all 18.16 0.00 1.15 0.47 0.06 80.16 Average: 0 20.48 0.00 1.59 0.32 0.07 77.54 Average: 1 23.03 0.00 1.43 0.56 0.07 74.91 Average: 2 14.64 0.00 1.31 0.68 0.06 83.32 Average: 3 22.57 0.00 1.17 0.68 0.08 75.51 Average: 4 18.47 0.00 0.91 0.26 0.06 80.30 Average: 5 19.67 0.00 0.99 0.25 0.06 79.04 Average: 6 16.90 0.00 1.01 0.57 0.06 81.46 Average: 7 9.51 0.00 0.79 0.43 0.05 89.21