---> uname -a: Linux prd-centos8-docker-8c-8g-13162.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1076 26962 19 3849 30346 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:b9:2b:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.239/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:feb9:2b70/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e4:d5:e2:fc 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:e4ff:fed5:e2fc/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) 07/28/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 153.28 14.50 138.79 3359.41 10720.89 03:40:01 AM 418.09 5.00 413.10 1168.68 16548.20 03:41:01 AM 287.64 3.08 284.56 457.58 47791.80 03:42:01 AM 56.42 1.22 55.21 112.08 6089.47 Average: 228.85 5.95 222.90 1274.39 20287.00 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29077096 31065320 3576276 10.95 2688 2304452 1589416 4.72 159076 2952920 216828 03:40:01 AM 27850716 30295492 4802656 14.71 2688 2749940 2098960 6.23 270364 4018160 249652 03:41:01 AM 25717208 29112264 6936164 21.24 2688 3685572 3267744 9.70 646772 5719976 66712 03:42:01 AM 27600912 31065780 5052460 15.47 2688 3754812 1555184 4.61 841920 3645368 8340 Average: 27561483 30384714 5091889 15.59 2688 3123694 2127826 6.31 479533 4084106 135383 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 179.09 131.11 1783.57 38.35 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 525.17 439.42 6456.29 61.82 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 559.00 451.73 7372.30 1016.32 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.56 14.06 0.55 308.75 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 133.27 148.06 57.49 1360.43 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 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 349.12 292.57 3917.25 619.26 0.00 0.00 0.00 0.00 Average: docker0 2.39 3.52 0.14 77.18 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) 07/28/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.60 0.00 1.03 0.44 0.05 88.88 03:39:01 AM 0 11.17 0.00 1.27 0.72 0.05 86.79 03:39:01 AM 1 6.92 0.00 1.14 0.62 0.07 91.26 03:39:01 AM 2 13.62 0.00 1.54 0.40 0.07 84.38 03:39:01 AM 3 19.81 0.00 0.94 0.38 0.07 78.80 03:39:01 AM 4 4.29 0.00 0.48 0.78 0.05 94.39 03:39:01 AM 5 2.82 0.00 0.55 0.23 0.03 96.36 03:39:01 AM 6 12.61 0.00 1.60 0.17 0.05 85.57 03:39:01 AM 7 5.58 0.00 0.75 0.18 0.05 93.43 03:40:01 AM all 26.48 0.00 1.68 1.14 0.09 70.61 03:40:01 AM 0 32.85 0.00 1.79 0.90 0.10 64.35 03:40:01 AM 1 25.94 0.00 1.37 0.69 0.10 71.90 03:40:01 AM 2 25.76 0.00 2.50 2.43 0.10 69.21 03:40:01 AM 3 23.29 0.00 1.57 0.75 0.07 74.32 03:40:01 AM 4 25.23 0.00 1.94 2.26 0.08 70.49 03:40:01 AM 5 15.44 0.00 1.07 0.10 0.07 83.32 03:40:01 AM 6 36.72 0.00 1.56 0.97 0.08 60.67 03:40:01 AM 7 26.61 0.00 1.64 1.00 0.08 70.66 03:41:01 AM all 20.18 0.00 3.19 1.14 0.08 75.41 03:41:01 AM 0 25.43 0.00 2.37 0.20 0.08 71.91 03:41:01 AM 1 22.31 0.00 3.05 1.21 0.07 73.36 03:41:01 AM 2 21.37 0.00 3.53 2.37 0.08 72.65 03:41:01 AM 3 19.24 0.00 3.98 1.13 0.10 75.55 03:41:01 AM 4 17.80 0.00 4.06 1.37 0.08 76.68 03:41:01 AM 5 20.84 0.00 2.29 0.22 0.08 76.56 03:41:01 AM 6 20.41 0.00 3.28 1.48 0.07 74.76 03:41:01 AM 7 14.03 0.00 2.93 1.14 0.08 81.82 03:42:01 AM all 9.90 0.00 1.14 0.13 0.05 88.78 03:42:01 AM 0 1.95 0.00 0.82 0.38 0.07 96.78 03:42:01 AM 1 8.39 0.00 1.25 0.07 0.07 90.22 03:42:01 AM 2 17.46 0.00 1.62 0.05 0.03 80.84 03:42:01 AM 3 7.53 0.00 0.98 0.05 0.05 91.39 03:42:01 AM 4 2.28 0.00 0.69 0.10 0.07 96.87 03:42:01 AM 5 1.20 0.00 0.68 0.00 0.03 98.08 03:42:01 AM 6 5.36 0.00 0.85 0.03 0.03 93.72 03:42:01 AM 7 35.03 0.00 2.22 0.32 0.07 62.36 Average: all 16.53 0.00 1.76 0.71 0.07 80.94 Average: 0 17.84 0.00 1.56 0.55 0.08 79.97 Average: 1 15.88 0.00 1.70 0.64 0.08 81.70 Average: 2 19.54 0.00 2.29 1.31 0.07 76.78 Average: 3 17.46 0.00 1.87 0.58 0.07 80.03 Average: 4 12.38 0.00 1.79 1.13 0.07 84.63 Average: 5 10.05 0.00 1.15 0.14 0.05 88.61 Average: 6 18.76 0.00 1.82 0.66 0.06 78.70 Average: 7 20.32 0.00 1.88 0.66 0.07 77.06