---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11776 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 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 xtopology 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 arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.3G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 612 12254 0 3172 15097 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:88:95:fe brd ff:ff:ff:ff:ff:ff inet 10.30.106.74/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe88:95fe/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11776) 11/11/25 _x86_64_ (4 CPU) 01:12:23 LINUX RESTART (4 CPU) 01:13:02 tps rtps wtps bread/s bwrtn/s 01:14:01 144.03 28.86 115.17 1721.74 29477.17 01:15:01 145.59 7.57 138.03 208.77 21576.67 01:16:01 65.41 1.45 63.96 69.59 23150.94 Average: 118.20 12.53 105.66 660.81 24708.44 01:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13699624 15412924 2725344 16.59 73876 1832904 982532 5.62 820580 1674824 105312 01:15:01 12122144 14778316 4302824 26.20 91300 2734488 1368400 7.83 1640568 2382188 408756 01:16:01 12529552 15436148 3895416 23.72 96932 2967280 870224 4.98 1279776 2326512 10784 Average: 12783773 15209129 3641195 22.17 87369 2511557 1073719 6.14 1246975 2127841 174951 01:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 ens3 152.43 133.15 1168.80 32.17 0.00 0.00 0.00 0.00 01:14:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 01:15:01 ens3 695.02 554.51 8070.73 76.69 0.00 0.00 0.00 0.00 01:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:16:01 ens3 314.88 309.78 911.55 2653.98 0.00 0.00 0.00 0.00 01:16:01 lo 21.46 21.46 1.93 1.93 0.00 0.00 0.00 0.00 Average: ens3 388.76 333.59 3396.06 925.91 0.00 0.00 0.00 0.00 Average: lo 7.51 7.51 0.68 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11776) 11/11/25 _x86_64_ (4 CPU) 01:12:23 LINUX RESTART (4 CPU) 01:13:02 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 17.09 0.00 1.27 2.15 0.06 79.44 01:14:01 0 12.17 0.00 0.99 5.88 0.09 80.87 01:14:01 1 15.71 0.00 0.74 0.15 0.05 83.35 01:14:01 2 28.92 0.00 2.44 1.31 0.05 67.28 01:14:01 3 11.57 0.00 0.90 1.26 0.03 86.24 01:15:01 all 40.77 0.00 2.35 0.30 0.10 56.49 01:15:01 0 33.91 0.00 2.13 0.17 0.10 63.69 01:15:01 1 55.77 0.00 2.54 0.35 0.12 41.22 01:15:01 2 35.42 0.00 2.19 0.03 0.10 62.25 01:15:01 3 38.02 0.00 2.52 0.65 0.10 58.71 01:16:01 all 26.70 0.00 2.00 2.21 0.08 69.01 01:16:01 0 25.18 0.00 2.01 0.49 0.07 72.26 01:16:01 1 39.90 0.00 1.52 1.07 0.08 57.43 01:16:01 2 21.11 0.00 2.68 3.18 0.08 72.96 01:16:01 3 20.64 0.00 1.82 4.09 0.05 73.40 Average: all 28.24 0.00 1.88 1.55 0.08 68.26 Average: 0 23.82 0.00 1.71 2.16 0.08 72.23 Average: 1 37.15 0.00 1.60 0.52 0.08 60.64 Average: 2 28.49 0.00 2.44 1.50 0.08 67.49 Average: 3 23.48 0.00 1.75 2.00 0.06 72.71