---> uname -a: Linux prd-centos8-docker-8c-8g-6237.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 1074 26373 19 4439 30344 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:b4:7b:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.111/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:feb4:7bac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:79:d7:a9:bc 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::42:79ff:fed7:a9bc/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) 06/03/2026 _x86_64_ (8 CPU) 02:28:57 LINUX RESTART (8 CPU) 02:30:02 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 284.33 17.06 267.27 3359.38 16690.97 02:32:01 AM 167.47 16.53 150.94 2009.26 39946.41 02:33:01 AM 98.48 5.23 93.25 4662.71 26037.32 Average: 182.87 12.92 169.95 3343.62 27619.00 02:30:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28360832 30656212 4292540 13.15 2688 2605944 1866908 5.54 206328 3591356 308512 02:32:01 AM 26219680 29424484 6433692 19.70 2688 3497032 4001392 11.87 442912 5418968 1596 02:33:01 AM 27019472 31092816 5633900 17.25 2688 4360784 1510516 4.48 877900 4180616 15036 Average: 27199995 30391171 5453377 16.70 2688 3487920 2459605 7.30 509047 4396980 108381 02:30:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 504.57 375.69 6120.47 67.14 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 3.58 3.58 0.40 0.40 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1640.73 420.56 7240.92 39.91 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.42 1.90 0.20 0.22 0.00 0.00 0.00 0.00 02:32:01 AM vetha52a087 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.36 8.36 0.87 0.87 0.00 0.00 0.00 0.00 02:33:01 AM eth0 165.36 159.76 1390.60 1255.73 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.83 3.47 0.41 0.40 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 771.74 318.36 4910.80 456.38 0.00 0.00 0.00 0.00 Average: docker0 1.42 1.80 0.21 0.21 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) 06/03/2026 _x86_64_ (8 CPU) 02:28:57 LINUX RESTART (8 CPU) 02:30:02 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 16.49 0.00 1.57 0.80 0.08 81.07 02:31:01 AM 0 11.93 0.00 1.73 1.16 0.10 85.08 02:31:01 AM 1 27.32 0.00 2.33 0.80 0.08 69.47 02:31:01 AM 2 16.29 0.00 1.23 0.39 0.09 82.01 02:31:01 AM 3 17.31 0.00 2.16 1.36 0.07 79.11 02:31:01 AM 4 14.97 0.00 1.72 0.75 0.07 82.50 02:31:01 AM 5 14.81 0.00 0.99 0.44 0.07 83.70 02:31:01 AM 6 11.28 0.00 1.02 0.39 0.05 87.25 02:31:01 AM 7 17.99 0.00 1.36 1.10 0.08 79.46 02:32:01 AM all 29.01 0.21 2.69 0.74 0.09 67.27 02:32:01 AM 0 41.89 0.00 2.42 0.69 0.08 54.91 02:32:01 AM 1 36.41 0.02 2.49 1.08 0.08 59.92 02:32:01 AM 2 35.19 0.03 2.93 0.72 0.10 61.02 02:32:01 AM 3 19.43 0.00 2.94 1.20 0.08 76.35 02:32:01 AM 4 27.61 1.64 3.48 0.73 0.08 66.46 02:32:01 AM 5 34.97 0.00 2.85 0.46 0.08 61.64 02:32:01 AM 6 26.29 0.02 2.41 0.40 0.10 70.78 02:32:01 AM 7 10.22 0.00 1.99 0.61 0.08 87.10 02:33:01 AM all 18.50 0.05 2.06 0.47 0.07 78.84 02:33:01 AM 0 21.98 0.33 2.17 0.49 0.08 74.95 02:33:01 AM 1 16.90 0.00 1.32 0.13 0.08 81.56 02:33:01 AM 2 21.92 0.05 2.28 1.89 0.07 73.79 02:33:01 AM 3 15.30 0.00 2.13 0.39 0.08 82.10 02:33:01 AM 4 16.12 0.02 2.04 0.47 0.07 81.28 02:33:01 AM 5 18.30 0.02 2.31 0.12 0.05 79.21 02:33:01 AM 6 24.26 0.00 2.58 0.08 0.07 73.02 02:33:01 AM 7 13.18 0.02 1.67 0.22 0.07 84.84 Average: all 21.34 0.09 2.11 0.67 0.08 75.72 Average: 0 25.31 0.11 2.11 0.77 0.09 71.60 Average: 1 26.85 0.01 2.04 0.67 0.08 70.34 Average: 2 24.49 0.03 2.15 1.01 0.08 72.25 Average: 3 17.34 0.00 2.41 0.98 0.08 79.19 Average: 4 19.56 0.55 2.41 0.65 0.07 76.75 Average: 5 22.69 0.01 2.05 0.34 0.07 74.84 Average: 6 20.65 0.01 2.01 0.29 0.07 76.98 Average: 7 13.78 0.01 1.67 0.64 0.08 83.82