---> uname -a: Linux prd-centos8-docker-4c-4g-167.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.9G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 802 12273 19 2686 14626 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:25:b8:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86169sec preferred_lft 86169sec inet6 fe80::f816:3eff:fe25:b8cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6f:c3:f3:bf 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/15/2025 _x86_64_ (4 CPU) 13:22:25 LINUX RESTART (4 CPU) 01:23:02 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 192.53 15.06 177.47 3254.49 9528.75 01:25:01 PM 151.97 6.28 145.69 1056.76 13631.19 01:26:01 PM 33.11 0.75 32.36 60.51 736.15 Average: 125.50 7.32 118.17 1447.24 7956.32 01:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12882580 14834744 3258952 20.19 2688 2159712 1375124 8.00 154988 2711760 137592 01:25:01 PM 11020580 13236464 5120952 31.73 2688 2419820 3160496 18.39 243732 4461620 1716 01:26:01 PM 12602584 15011180 3538948 21.92 2688 2610400 1147588 6.68 515728 2611540 209132 Average: 12168581 14360796 3972951 24.61 2688 2396644 1894403 11.02 304816 3261640 116147 01:23:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 134.50 102.34 1301.17 28.14 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 21.46 21.46 4.50 4.50 0.00 0.00 0.00 0.00 01:25:01 PM eth0 355.61 230.26 3673.93 47.31 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 7.66 7.66 1.59 1.59 0.00 0.00 0.00 0.00 01:26:01 PM eth0 47.77 44.87 270.31 16.22 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.76 9.76 2.04 2.04 0.00 0.00 0.00 0.00 Average: eth0 179.53 125.95 1750.86 30.57 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 12/15/2025 _x86_64_ (4 CPU) 13:22:25 LINUX RESTART (4 CPU) 01:23:02 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 21.99 0.00 2.03 1.58 0.09 74.32 01:24:01 PM 0 20.77 0.00 1.99 1.63 0.09 75.53 01:24:01 PM 1 14.21 0.00 1.39 1.75 0.08 82.56 01:24:01 PM 2 15.72 0.00 1.92 2.08 0.09 80.19 01:24:01 PM 3 37.23 0.00 2.80 0.85 0.10 59.01 01:25:01 PM all 51.66 0.00 1.87 0.80 0.11 45.56 01:25:01 PM 0 62.12 0.00 1.17 0.57 0.10 36.04 01:25:01 PM 1 47.96 0.00 2.79 0.87 0.12 48.26 01:25:01 PM 2 62.69 0.00 0.67 0.02 0.12 36.50 01:25:01 PM 3 33.80 0.00 2.85 1.76 0.12 61.48 01:26:01 PM all 16.74 0.00 1.38 0.19 0.08 81.62 01:26:01 PM 0 9.35 0.00 0.90 0.07 0.10 89.58 01:26:01 PM 1 9.05 0.00 1.29 0.02 0.05 89.59 01:26:01 PM 2 14.22 0.00 0.92 0.02 0.07 84.78 01:26:01 PM 3 34.35 0.00 2.42 0.65 0.08 62.50 Average: all 30.17 0.00 1.76 0.85 0.09 67.13 Average: 0 30.80 0.00 1.35 0.75 0.10 67.00 Average: 1 23.78 0.00 1.83 0.87 0.08 73.43 Average: 2 30.96 0.00 1.17 0.69 0.09 67.09 Average: 3 35.12 0.00 2.69 1.09 0.10 61.01