---> uname -a: Linux prd-centos8-docker-8c-8g-4443.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 1077 26367 19 4443 30342 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:e1:98:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.242/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fee1:9817/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d3:4a:55:65 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:d3ff:fe4a:5565/64 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) 07/02/2026 _x86_64_ (8 CPU) 02:28:56 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 222.64 16.69 205.95 3198.13 13252.40 02:32:01 AM 164.09 4.03 160.06 1114.35 17172.09 02:33:01 AM 161.73 17.73 144.00 5596.40 51876.61 Average: 182.82 12.82 170.00 3303.08 27434.27 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28892532 30939840 3760840 11.52 2688 2360588 1657080 4.92 194548 3085916 169676 02:32:01 AM 26392364 29576440 6261008 19.17 2688 3479040 3024388 8.97 272884 5436684 792616 02:33:01 AM 26995944 31065000 5657428 17.33 2688 4356412 1544388 4.58 736348 4343852 24212 Average: 27426947 30527093 5226425 16.01 2688 3398680 2075285 6.16 401260 4288817 328835 02:30:01 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 223.69 177.32 2142.93 47.34 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1805.85 622.61 11289.13 57.43 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 12.08 12.08 1.28 1.28 0.00 0.00 0.00 0.00 02:33:01 AM eth0 138.12 126.51 1383.05 508.87 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.28 5.35 0.61 0.62 0.00 0.00 0.00 0.00 Average: lo 4.03 4.03 0.43 0.43 0.00 0.00 0.00 0.00 Average: eth0 722.49 308.80 4938.02 204.55 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.78 0.20 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) 07/02/2026 _x86_64_ (8 CPU) 02:28:56 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 13.61 0.00 1.29 0.58 0.06 84.45 02:31:01 AM 0 10.28 0.00 1.33 0.63 0.07 87.69 02:31:01 AM 1 22.60 0.00 1.17 1.00 0.07 75.16 02:31:01 AM 2 18.84 0.00 1.62 0.65 0.07 78.82 02:31:01 AM 3 10.92 0.00 1.47 0.69 0.05 86.88 02:31:01 AM 4 10.36 0.00 0.62 0.15 0.05 88.83 02:31:01 AM 5 19.99 0.00 1.92 0.33 0.07 77.69 02:31:01 AM 6 7.99 0.00 1.12 0.52 0.05 90.33 02:31:01 AM 7 7.94 0.00 1.10 0.70 0.03 90.23 02:32:01 AM all 28.61 0.00 2.22 0.48 0.08 68.60 02:32:01 AM 0 33.78 0.00 1.97 0.10 0.10 64.05 02:32:01 AM 1 36.44 0.00 2.19 0.77 0.07 60.53 02:32:01 AM 2 29.61 0.00 2.44 0.30 0.08 67.56 02:32:01 AM 3 24.61 0.00 2.02 0.32 0.07 72.98 02:32:01 AM 4 21.33 0.00 2.53 0.57 0.08 75.49 02:32:01 AM 5 15.37 0.00 1.76 0.84 0.08 81.94 02:32:01 AM 6 42.25 0.00 2.43 0.78 0.10 54.45 02:32:01 AM 7 25.48 0.00 2.42 0.18 0.08 71.83 02:33:01 AM all 21.00 0.29 2.51 0.87 0.07 75.26 02:33:01 AM 0 21.95 0.05 3.37 0.94 0.08 73.61 02:33:01 AM 1 33.32 0.00 2.95 1.63 0.08 62.02 02:33:01 AM 2 18.55 0.05 1.98 0.22 0.07 79.14 02:33:01 AM 3 23.53 0.00 2.11 0.47 0.08 73.81 02:33:01 AM 4 17.76 0.42 2.40 0.22 0.05 79.15 02:33:01 AM 5 19.46 0.89 2.41 0.67 0.05 76.52 02:33:01 AM 6 15.90 0.07 2.45 0.39 0.07 81.14 02:33:01 AM 7 17.54 0.85 2.43 2.41 0.07 76.70 Average: all 21.05 0.10 2.01 0.65 0.07 76.13 Average: 0 21.97 0.02 2.22 0.56 0.08 75.15 Average: 1 30.77 0.00 2.10 1.13 0.07 65.92 Average: 2 22.31 0.02 2.01 0.39 0.07 75.19 Average: 3 19.67 0.00 1.87 0.49 0.07 77.90 Average: 4 16.47 0.14 1.84 0.31 0.06 81.17 Average: 5 18.28 0.30 2.03 0.62 0.07 78.71 Average: 6 21.99 0.02 2.00 0.56 0.07 75.36 Average: 7 16.96 0.28 1.98 1.10 0.06 79.61