---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8020 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: 2800.000 BogoMIPS: 5600.00 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 672K 1.6G 1% /run /dev/vda1 78G 8.8G 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 662 12773 0 2603 15055 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:fa:82:be brd ff:ff:ff:ff:ff:ff inet 10.30.106.47/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fefa:82be/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-8020) 12/28/23 _x86_64_ (4 CPU) 03:04:58 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 161.55 75.66 85.89 5225.92 55508.25 03:07:01 105.30 14.51 90.78 375.14 23972.67 03:08:01 62.76 3.07 59.70 337.49 19779.01 03:09:01 44.64 2.88 41.76 93.58 16102.65 Average: 93.57 24.03 69.53 1508.29 28842.49 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 14074208 15617024 2350760 14.31 58852 1686488 738832 4.23 616244 1524276 129288 03:07:01 13480392 15260740 2944576 17.93 77204 1893292 1165780 6.67 1003140 1703748 90024 03:08:01 12471692 14370528 3953276 24.07 81276 2003248 2037684 11.66 1913036 1792828 7084 03:09:01 13099256 15428344 3325712 20.25 86980 2420916 873800 5.00 1017452 2049476 389852 Average: 13281387 15169159 3143581 19.14 76078 2000986 1204024 6.89 1137468 1767582 154062 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 03:06:01 ens3 371.78 249.88 1541.00 59.12 0.00 0.00 0.00 0.00 03:07:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 254.27 209.08 1287.60 72.93 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 5085.22 2613.73 2635.65 1033.10 0.00 0.00 0.00 0.00 03:09:01 lo 2.70 2.70 0.25 0.25 0.00 0.00 0.00 0.00 03:09:01 ens3 732.99 519.05 1003.60 1456.17 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 1611.11 897.95 1617.00 655.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8020) 12/28/23 _x86_64_ (4 CPU) 03:04:58 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 20.84 0.00 2.43 7.20 0.08 69.45 03:06:01 0 12.11 0.00 1.39 10.90 0.08 75.52 03:06:01 1 28.30 0.00 2.28 3.72 0.08 65.62 03:06:01 2 17.25 0.00 1.79 4.16 0.05 76.75 03:06:01 3 25.71 0.00 4.28 10.05 0.10 59.86 03:07:01 all 21.93 0.00 1.68 5.28 0.07 71.03 03:07:01 0 16.12 0.00 1.05 7.14 0.05 75.64 03:07:01 1 24.27 0.00 2.04 0.42 0.08 73.19 03:07:01 2 22.11 0.00 1.27 3.49 0.07 73.06 03:07:01 3 25.23 0.00 2.37 10.12 0.07 62.21 03:08:01 all 38.11 0.00 6.28 2.31 0.11 53.19 03:08:01 0 30.50 0.00 6.93 0.77 0.10 61.69 03:08:01 1 65.50 0.00 5.93 1.13 0.13 27.31 03:08:01 2 33.25 0.00 9.67 0.23 0.10 56.74 03:08:01 3 23.28 0.00 2.61 7.05 0.08 66.97 03:09:01 all 23.40 0.00 2.02 1.73 0.07 72.78 03:09:01 0 19.01 0.00 1.87 0.18 0.07 78.87 03:09:01 1 30.07 0.00 2.09 0.53 0.07 67.24 03:09:01 2 20.91 0.00 1.68 1.66 0.07 75.68 03:09:01 3 23.61 0.00 2.40 4.58 0.07 69.34 Average: all 26.06 0.00 3.10 4.13 0.08 66.62 Average: 0 19.43 0.00 2.81 4.75 0.08 72.94 Average: 1 37.00 0.00 3.08 1.45 0.09 58.38 Average: 2 23.37 0.00 3.60 2.39 0.07 70.58 Average: 3 24.46 0.00 2.91 7.95 0.08 64.60