---> uname -a: Linux prd-centos8-docker-8c-8g-14085.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 1060 26985 19 3841 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:3e:6c:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.167/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe3e:6c63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d1:05:d5:6e 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:d1ff:fe05:d56e/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) 08/21/2026 _x86_64_ (8 CPU) 03:38:16 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 124.13 2.58 121.55 1614.80 10344.38 03:41:01 AM 434.02 17.14 416.87 2716.11 15470.55 03:42:01 AM 265.53 2.90 262.63 467.18 43536.59 03:43:01 AM 89.05 1.65 87.40 116.65 12346.09 Average: 228.20 6.07 222.13 1228.77 20424.95 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 29354092 31279632 3299280 10.10 2688 2243128 1366400 4.05 150804 2689652 239664 03:41:01 AM 28123728 30437232 4529644 13.87 2688 2619764 2083848 6.18 237768 3782544 196288 03:42:01 AM 26215024 29534856 6438348 19.72 2688 3610564 3122188 9.26 577108 5290028 1892 03:43:01 AM 27617412 31076024 5035960 15.42 2688 3748320 1555916 4.62 842352 3626136 8496 Average: 27827564 30581936 4825808 14.78 2688 3055444 2032088 6.03 452008 3847090 111585 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 149.18 109.30 1694.91 28.14 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 466.08 403.60 4543.99 59.61 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 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 521.68 379.29 9173.09 43.10 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.65 14.38 0.56 308.82 0.00 0.00 0.00 0.00 03:42:01 AM vethf5bacfd 2.32 2.72 0.18 32.62 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 256.57 265.71 217.36 2335.48 0.00 0.00 0.00 0.00 03:43:01 AM docker0 0.00 0.17 0.00 0.02 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 348.39 289.49 3907.61 616.51 0.00 0.00 0.00 0.00 Average: docker0 2.41 3.64 0.14 77.21 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) 08/21/2026 _x86_64_ (8 CPU) 03:38:16 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 7.85 0.00 0.89 0.44 0.04 90.78 03:40:01 AM 0 9.59 0.00 1.35 0.38 0.05 88.62 03:40:01 AM 1 4.22 0.00 0.55 0.43 0.05 94.74 03:40:01 AM 2 3.78 0.00 0.75 0.38 0.07 95.02 03:40:01 AM 3 20.62 0.00 1.69 0.48 0.05 77.16 03:40:01 AM 4 4.72 0.00 0.60 0.12 0.02 94.55 03:40:01 AM 5 1.53 0.00 0.22 0.02 0.02 98.22 03:40:01 AM 6 17.39 0.00 1.44 0.48 0.05 80.64 03:40:01 AM 7 0.92 0.00 0.52 1.20 0.05 97.31 03:41:01 AM all 23.30 0.00 1.61 1.31 0.09 73.70 03:41:01 AM 0 17.30 0.00 0.97 0.10 0.07 81.57 03:41:01 AM 1 26.41 0.00 1.37 0.62 0.10 71.50 03:41:01 AM 2 15.07 0.00 1.05 0.75 0.07 83.06 03:41:01 AM 3 34.32 0.00 1.67 1.86 0.08 62.06 03:41:01 AM 4 25.62 0.00 1.24 0.54 0.10 72.50 03:41:01 AM 5 31.99 0.00 2.48 2.35 0.10 63.09 03:41:01 AM 6 18.62 0.00 2.14 2.85 0.08 76.31 03:41:01 AM 7 17.04 0.00 1.93 1.46 0.08 79.49 03:42:01 AM all 23.02 0.00 2.35 1.30 0.09 73.25 03:42:01 AM 0 19.94 0.00 1.75 0.39 0.07 77.86 03:42:01 AM 1 23.57 0.00 2.62 2.08 0.08 71.64 03:42:01 AM 2 30.68 0.00 2.44 0.42 0.10 66.36 03:42:01 AM 3 12.01 0.00 2.39 1.33 0.10 84.17 03:42:01 AM 4 34.31 0.00 2.45 0.65 0.08 62.50 03:42:01 AM 5 25.60 0.00 2.52 2.81 0.08 68.99 03:42:01 AM 6 21.56 0.00 2.77 1.85 0.08 73.74 03:42:01 AM 7 16.45 0.00 1.83 0.89 0.08 80.75 03:43:01 AM all 12.19 0.00 1.78 0.30 0.06 85.67 03:43:01 AM 0 28.86 0.00 3.16 0.38 0.08 67.51 03:43:01 AM 1 18.67 0.00 2.26 0.23 0.08 78.76 03:43:01 AM 2 7.03 0.00 1.54 0.62 0.05 90.76 03:43:01 AM 3 9.21 0.00 1.55 0.03 0.03 89.17 03:43:01 AM 4 2.74 0.00 1.04 0.13 0.05 96.03 03:43:01 AM 5 4.12 0.00 1.51 0.10 0.05 94.23 03:43:01 AM 6 22.67 0.00 2.14 0.77 0.07 74.35 03:43:01 AM 7 4.21 0.00 1.07 0.12 0.03 94.57 Average: all 16.58 0.00 1.66 0.84 0.07 80.86 Average: 0 18.91 0.00 1.81 0.31 0.07 78.90 Average: 1 18.21 0.00 1.70 0.84 0.08 79.18 Average: 2 14.12 0.00 1.44 0.54 0.07 83.82 Average: 3 19.05 0.00 1.83 0.93 0.07 78.13 Average: 4 16.83 0.00 1.33 0.36 0.06 81.42 Average: 5 15.78 0.00 1.68 1.31 0.06 81.17 Average: 6 20.06 0.00 2.12 1.49 0.07 76.27 Average: 7 9.64 0.00 1.34 0.92 0.06 88.04