---> uname -a: Linux prd-centos8-docker-8c-8g-5445.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 1072 26374 19 4441 30348 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:89:42:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:fe89:42f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ce:c3:5b: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 inet6 fe80::42:ceff:fec3:5bf4/64 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) 07/06/2026 _x86_64_ (8 CPU) 02:29:00 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 157.16 14.54 142.62 3114.06 9268.35 02:32:01 AM 232.47 6.13 226.34 1190.80 19845.60 02:33:01 AM 135.58 15.28 120.31 5437.28 30040.70 02:34:01 AM 61.67 2.75 58.92 169.44 25126.10 Average: 146.73 9.68 137.05 2478.17 21069.41 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29215008 31205224 3438364 10.53 2688 2306368 1998332 5.93 181796 2795724 234480 02:32:01 AM 27473160 29854176 5180212 15.86 2688 2690016 2566012 7.61 272900 4407436 56556 02:33:01 AM 26279940 30239652 6373432 19.52 2688 4248972 2242348 6.65 668484 5134772 613508 02:34:01 AM 27027376 31096104 5625996 17.23 2688 4356028 1503880 4.46 888692 4166948 7616 Average: 27498871 30598789 5154501 15.79 2688 3400346 2077643 6.16 502968 4126220 228040 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 166.49 121.19 1386.46 23.67 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 393.44 312.53 5588.72 44.95 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 12.01 12.01 1.27 1.27 0.00 0.00 0.00 0.00 02:33:01 AM eth0 1674.71 437.50 7805.09 54.32 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.30 5.45 0.61 0.63 0.00 0.00 0.00 0.00 02:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 AM eth0 63.91 78.72 70.89 1242.86 0.00 0.00 0.00 0.00 02:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.00 3.00 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 574.67 237.49 3712.92 341.37 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.36 0.15 0.16 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) 07/06/2026 _x86_64_ (8 CPU) 02:29:00 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 10.40 0.00 1.24 0.40 0.05 87.92 02:31:01 AM 0 13.64 0.00 1.65 0.67 0.05 83.99 02:31:01 AM 1 32.85 0.00 2.77 0.33 0.08 63.96 02:31:01 AM 2 7.32 0.00 0.75 0.22 0.07 91.65 02:31:01 AM 3 1.86 0.00 0.95 0.27 0.07 96.86 02:31:01 AM 4 9.88 0.00 1.12 0.80 0.03 88.17 02:31:01 AM 5 9.59 0.00 1.09 0.30 0.05 88.97 02:31:01 AM 6 2.39 0.00 0.62 0.23 0.03 96.73 02:31:01 AM 7 5.64 0.00 0.93 0.35 0.03 93.04 02:32:01 AM all 32.35 0.00 1.40 0.76 0.08 65.40 02:32:01 AM 0 23.56 0.00 0.97 0.40 0.08 74.98 02:32:01 AM 1 27.17 0.00 1.61 1.15 0.08 69.98 02:32:01 AM 2 33.28 0.00 1.62 0.57 0.10 64.43 02:32:01 AM 3 32.79 0.00 1.22 1.02 0.08 64.89 02:32:01 AM 4 20.37 0.00 1.64 0.55 0.07 77.37 02:32:01 AM 5 27.62 0.00 1.11 0.55 0.08 70.64 02:32:01 AM 6 46.28 0.00 1.29 0.55 0.08 51.80 02:32:01 AM 7 47.72 0.00 1.74 1.30 0.08 49.16 02:33:01 AM all 20.77 0.26 3.48 0.62 0.09 74.77 02:33:01 AM 0 20.89 0.05 2.75 0.22 0.10 75.99 02:33:01 AM 1 18.60 0.02 3.83 0.81 0.10 76.64 02:33:01 AM 2 21.56 0.00 3.19 0.42 0.08 74.74 02:33:01 AM 3 25.22 0.05 3.94 1.25 0.08 69.46 02:33:01 AM 4 22.00 0.02 3.89 0.46 0.08 73.56 02:33:01 AM 5 18.88 1.94 4.00 1.11 0.10 73.97 02:33:01 AM 6 18.00 0.02 2.93 0.22 0.08 78.75 02:33:01 AM 7 21.04 0.00 3.33 0.46 0.10 75.07 02:34:01 AM all 9.63 0.00 1.04 0.29 0.05 89.00 02:34:01 AM 0 12.33 0.00 1.05 0.18 0.05 86.38 02:34:01 AM 1 3.92 0.00 0.98 0.55 0.03 94.51 02:34:01 AM 2 16.54 0.00 1.19 0.15 0.05 82.07 02:34:01 AM 3 4.89 0.00 1.12 0.00 0.05 93.94 02:34:01 AM 4 4.88 0.00 0.85 0.12 0.03 94.12 02:34:01 AM 5 8.26 0.00 1.10 0.67 0.05 89.92 02:34:01 AM 6 11.51 0.00 1.05 0.02 0.03 87.39 02:34:01 AM 7 14.67 0.00 1.00 0.63 0.07 83.62 Average: all 18.28 0.06 1.79 0.52 0.07 79.29 Average: 0 17.60 0.01 1.60 0.37 0.07 80.35 Average: 1 20.64 0.00 2.29 0.71 0.08 76.27 Average: 2 19.67 0.00 1.68 0.34 0.08 78.23 Average: 3 16.17 0.01 1.80 0.63 0.07 81.31 Average: 4 14.26 0.00 1.87 0.48 0.05 83.34 Average: 5 16.07 0.48 1.82 0.66 0.07 80.90 Average: 6 19.55 0.00 1.47 0.26 0.06 78.67 Average: 7 22.26 0.00 1.75 0.69 0.07 75.24