---> uname -a: Linux prd-centos8-docker-8c-8g-26893.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 1048 26574 19 4267 30375 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:39:64:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe39:64ec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1c:34:02:51 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::42:1cff:fe34:251/64 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) 07/09/2025 _x86_64_ (8 CPU) 13:56:10 LINUX RESTART (8 CPU) 01:57:01 PM tps rtps wtps bread/s bwrtn/s 01:58:01 PM 241.05 18.44 222.61 7469.51 11937.80 01:59:01 PM 124.88 2.58 122.30 1022.50 14096.20 02:00:01 PM 256.53 13.88 242.65 1002.47 29143.80 Average: 207.49 11.64 195.86 3164.94 18392.84 01:57:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:58:01 PM 28839572 30948536 3816140 11.69 2688 2424252 1631968 4.84 248988 3087864 179608 01:59:01 PM 26603364 29693352 6052348 18.53 2688 3397420 2907444 8.63 384396 5162088 739444 02:00:01 PM 26262460 30030012 6393252 19.58 2688 4059776 2285516 6.78 663296 5169624 588008 Average: 27235132 30223967 5420580 16.60 2688 3293816 2274976 6.75 432227 4473192 502353 01:57:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM eth0 320.86 247.47 3018.15 54.89 0.00 0.00 0.00 0.00 01:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM eth0 1809.13 965.92 9779.79 73.69 0.00 0.00 0.00 0.00 01:59:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 PM lo 13.13 13.13 1.37 1.37 0.00 0.00 0.00 0.00 02:00:01 PM eth0 161.75 122.93 2004.46 26.15 0.00 0.00 0.00 0.00 02:00:01 PM docker0 4.78 5.93 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.38 4.38 0.46 0.46 0.00 0.00 0.00 0.00 Average: eth0 763.85 445.41 4933.86 51.58 0.00 0.00 0.00 0.00 Average: docker0 1.59 1.98 0.22 0.23 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) 07/09/2025 _x86_64_ (8 CPU) 13:56:10 LINUX RESTART (8 CPU) 01:57:01 PM CPU %user %nice %system %iowait %steal %idle 01:58:01 PM all 12.41 0.00 1.41 1.45 0.06 84.66 01:58:01 PM 0 5.82 0.00 1.09 1.04 0.08 91.98 01:58:01 PM 1 22.89 0.00 2.87 3.12 0.08 71.03 01:58:01 PM 2 21.22 0.00 2.02 1.64 0.08 75.04 01:58:01 PM 3 9.67 0.00 0.95 0.67 0.05 88.66 01:58:01 PM 4 8.47 0.00 1.15 1.14 0.07 89.18 01:58:01 PM 5 9.12 0.00 1.14 1.05 0.05 88.64 01:58:01 PM 6 14.77 0.00 1.30 1.15 0.05 82.73 01:58:01 PM 7 7.33 0.00 0.78 1.80 0.05 90.03 01:59:01 PM all 25.33 0.00 1.82 1.01 0.38 71.46 01:59:01 PM 0 23.65 0.00 1.61 0.13 2.33 72.27 01:59:01 PM 1 24.44 0.00 2.26 0.07 0.08 73.16 01:59:01 PM 2 21.65 0.00 2.13 2.61 0.10 73.51 01:59:01 PM 3 25.68 0.00 2.32 2.57 0.08 69.35 01:59:01 PM 4 27.66 0.00 2.17 1.85 0.10 68.21 01:59:01 PM 5 29.95 0.00 0.99 0.18 0.10 68.77 01:59:01 PM 6 17.14 0.00 1.90 0.71 0.10 80.15 01:59:01 PM 7 32.45 0.00 1.23 0.02 0.08 66.22 02:00:01 PM all 21.77 0.32 3.08 3.07 0.11 71.65 02:00:01 PM 0 30.89 0.61 2.69 0.60 0.17 65.05 02:00:01 PM 1 21.88 0.05 3.31 11.96 0.10 62.70 02:00:01 PM 2 16.19 1.85 2.84 1.69 0.09 77.35 02:00:01 PM 3 23.25 0.00 2.81 0.86 0.08 73.00 02:00:01 PM 4 22.10 0.02 3.26 0.83 0.10 73.69 02:00:01 PM 5 23.61 0.02 3.35 1.28 0.12 71.62 02:00:01 PM 6 10.94 0.07 3.06 3.63 0.08 82.22 02:00:01 PM 7 25.26 0.00 3.33 3.64 0.10 67.67 Average: all 19.82 0.11 2.10 1.84 0.18 75.95 Average: 0 20.08 0.20 1.79 0.59 0.87 76.48 Average: 1 23.07 0.02 2.81 5.05 0.09 68.96 Average: 2 19.70 0.61 2.33 1.98 0.09 75.29 Average: 3 19.50 0.00 2.02 1.36 0.07 77.05 Average: 4 19.38 0.01 2.19 1.27 0.09 77.06 Average: 5 20.88 0.01 1.82 0.84 0.09 76.36 Average: 6 14.29 0.02 2.08 1.83 0.08 81.70 Average: 7 21.65 0.00 1.78 1.82 0.08 74.68