---> uname -a: Linux prd-centos8-docker-8c-8g-9999.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: 2800.000 BogoMIPS: 5600.00 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: 31888 1088 26956 19 3842 30333 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:90:79:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.87/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe90:79af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7a:7e:01:aa 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::42:7aff:fe7e:1aa/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) 06/09/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 170.38 14.88 155.50 3254.25 10278.84 03:40:01 AM 477.97 4.80 473.18 1165.61 17903.25 03:41:01 AM 285.14 3.03 282.11 456.78 47673.74 Average: 311.16 7.57 303.59 1625.55 25285.28 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29042304 31037784 3611068 11.06 2688 2311520 1620556 4.81 160968 2982236 247052 03:40:01 AM 27732916 30169920 4920456 15.07 2688 2742436 2215896 6.57 268444 4135932 242812 03:41:01 AM 25843444 29230584 6809928 20.86 2688 3678016 3143844 9.33 647676 5590748 66712 Average: 27539555 30146096 5113817 15.66 2688 2910657 2326765 6.90 359029 4236305 185525 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 168.91 132.04 2017.21 38.82 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 514.31 418.74 6227.38 59.38 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 531.46 408.33 7367.34 509.33 0.00 0.00 0.00 0.00 03:41:01 AM docker0 15.33 21.09 0.94 308.34 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 404.89 319.70 5203.98 202.51 0.00 0.00 0.00 0.00 Average: docker0 5.11 7.03 0.31 102.78 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) 06/09/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.30 0.00 1.12 0.51 0.05 87.03 03:39:01 AM 0 8.50 0.00 0.77 0.32 0.05 90.37 03:39:01 AM 1 14.14 0.00 1.49 0.99 0.05 83.34 03:39:01 AM 2 17.38 0.00 1.47 0.77 0.07 80.31 03:39:01 AM 3 20.66 0.00 2.22 0.48 0.05 76.58 03:39:01 AM 4 11.24 0.00 0.87 0.38 0.03 87.48 03:39:01 AM 5 5.73 0.00 0.57 0.32 0.03 93.35 03:39:01 AM 6 8.14 0.00 0.97 0.70 0.03 90.16 03:39:01 AM 7 4.62 0.00 0.59 0.13 0.05 94.62 03:40:01 AM all 26.29 0.00 1.72 1.55 0.11 70.34 03:40:01 AM 0 45.50 0.00 1.17 0.37 0.12 52.84 03:40:01 AM 1 22.27 0.00 1.62 1.72 0.10 74.29 03:40:01 AM 2 25.96 0.00 1.93 0.99 0.12 71.00 03:40:01 AM 3 31.03 0.00 2.95 4.11 0.12 61.79 03:40:01 AM 4 25.28 0.00 1.69 1.77 0.10 71.16 03:40:01 AM 5 19.49 0.00 1.56 1.71 0.10 77.14 03:40:01 AM 6 19.62 0.00 1.76 1.02 0.10 77.50 03:40:01 AM 7 21.13 0.00 1.07 0.74 0.10 76.96 03:41:01 AM all 20.36 0.00 2.96 1.40 0.09 75.19 03:41:01 AM 0 21.29 0.00 2.51 1.53 0.08 74.59 03:41:01 AM 1 26.05 0.00 2.61 0.98 0.10 70.27 03:41:01 AM 2 23.00 0.00 3.69 2.71 0.10 70.49 03:41:01 AM 3 18.72 0.00 3.33 3.03 0.10 74.81 03:41:01 AM 4 13.02 0.00 3.40 1.25 0.08 82.25 03:41:01 AM 5 14.33 0.00 3.06 0.54 0.08 81.99 03:41:01 AM 6 25.19 0.00 3.17 0.94 0.10 70.60 03:41:01 AM 7 21.24 0.00 1.92 0.25 0.08 76.50 Average: all 19.31 0.00 1.93 1.15 0.08 77.53 Average: 0 25.10 0.00 1.48 0.74 0.08 72.60 Average: 1 20.81 0.00 1.90 1.23 0.08 75.98 Average: 2 22.11 0.00 2.36 1.49 0.10 73.95 Average: 3 23.47 0.00 2.83 2.54 0.09 71.07 Average: 4 16.52 0.00 1.98 1.13 0.07 80.29 Average: 5 13.17 0.00 1.73 0.85 0.07 84.17 Average: 6 17.63 0.00 1.96 0.89 0.08 79.44 Average: 7 15.65 0.00 1.19 0.37 0.08 82.71