---> uname -a: Linux prd-centos8-docker-8c-8g-4665.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1062 26525 19 4302 30361 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:76:c0:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.224/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe76:c06b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:4b:d6:61 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::42:89ff:fe4b:d661/64 scope link 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) 01/11/2026 _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 231.74 16.63 215.11 3278.51 11944.09 02:32:01 AM 161.86 4.00 157.86 1113.95 14277.99 02:33:01 AM 128.17 15.00 113.18 5442.85 28477.74 Average: 173.92 11.87 162.05 3278.56 18233.49 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29049736 30958120 3605976 11.04 2688 2223800 1652276 4.90 189292 2942440 88540 02:32:01 AM 26693016 29743296 5962696 18.26 2688 3347112 2826476 8.39 312780 5106128 805744 02:33:01 AM 27152248 31069144 5503464 16.85 2688 4207476 1523020 4.52 742988 4198592 707872 Average: 27631667 30590187 5024045 15.38 2688 3259463 2000591 5.94 415020 4082387 534052 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 182.04 154.62 1587.49 44.04 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 1683.12 696.23 11294.13 66.13 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 12.15 12.15 1.28 1.28 0.00 0.00 0.00 0.00 02:33:01 AM eth0 121.63 105.65 1374.68 25.43 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.28 5.41 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 4.05 4.05 0.43 0.43 0.00 0.00 0.00 0.00 Average: eth0 662.20 318.81 4751.74 45.20 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.81 0.20 0.21 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) 01/11/2026 _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 13.14 0.00 1.24 2.37 0.06 83.19 02:31:01 AM 0 5.33 0.00 0.90 1.64 0.05 92.08 02:31:01 AM 1 11.08 0.00 0.94 1.57 0.07 86.34 02:31:01 AM 2 12.38 0.00 0.79 2.69 0.05 84.09 02:31:01 AM 3 15.12 0.00 1.60 2.09 0.05 81.13 02:31:01 AM 4 9.84 0.00 0.95 0.82 0.05 88.33 02:31:01 AM 5 25.29 0.00 2.12 3.54 0.07 68.98 02:31:01 AM 6 10.73 0.00 1.02 1.67 0.05 86.53 02:31:01 AM 7 15.35 0.00 1.62 4.92 0.07 78.05 02:32:01 AM all 27.75 0.00 2.13 3.19 0.09 66.84 02:32:01 AM 0 21.33 0.00 2.11 1.16 0.08 75.31 02:32:01 AM 1 31.68 0.00 1.67 2.56 0.08 64.01 02:32:01 AM 2 39.87 0.00 2.52 0.05 0.10 57.46 02:32:01 AM 3 23.86 0.00 1.75 3.48 0.08 70.82 02:32:01 AM 4 15.35 0.00 2.12 9.44 0.08 73.01 02:32:01 AM 5 38.94 0.00 1.88 1.78 0.08 57.31 02:32:01 AM 6 14.56 0.00 2.19 2.39 0.08 80.78 02:32:01 AM 7 36.41 0.00 2.78 4.70 0.10 56.00 02:33:01 AM all 20.44 0.28 2.41 2.44 0.07 74.35 02:33:01 AM 0 19.02 0.02 2.03 0.64 0.08 78.22 02:33:01 AM 1 16.09 0.02 3.52 8.64 0.07 71.67 02:33:01 AM 2 21.72 0.34 2.05 2.62 0.07 73.21 02:33:01 AM 3 24.37 0.08 2.34 0.89 0.07 72.25 02:33:01 AM 4 23.78 0.02 2.38 1.53 0.07 72.23 02:33:01 AM 5 20.57 0.02 2.45 0.89 0.08 76.00 02:33:01 AM 6 19.98 1.78 2.06 3.12 0.08 72.98 02:33:01 AM 7 18.01 0.02 2.46 1.20 0.05 78.26 Average: all 20.43 0.09 1.93 2.67 0.07 74.81 Average: 0 15.22 0.01 1.68 1.14 0.07 81.88 Average: 1 19.59 0.01 2.04 4.26 0.07 74.03 Average: 2 24.62 0.11 1.78 1.79 0.07 71.62 Average: 3 21.11 0.03 1.90 2.15 0.07 74.75 Average: 4 16.32 0.01 1.82 3.92 0.07 77.87 Average: 5 28.25 0.01 2.15 2.07 0.08 67.44 Average: 6 15.09 0.59 1.75 2.39 0.07 80.10 Average: 7 23.22 0.01 2.29 3.60 0.07 70.81