---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10917 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 672K 1.6G 1% /run /dev/vda1 78G 8.7G 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 614 12875 0 2550 15106 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:9e:b2:52 brd ff:ff:ff:ff:ff:ff inet 10.30.106.144/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe9e:b252/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10917) 03/05/24 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 117.49 23.46 94.04 1218.13 12101.17 03:07:01 78.97 4.42 74.55 131.98 11213.46 03:08:01 29.20 5.28 23.92 406.86 3633.65 Average: 75.22 11.05 64.17 585.67 8982.34 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13910548 15588156 2514420 15.31 72852 1800340 761396 4.36 662796 1628124 114428 03:07:01 12866504 14695380 3558464 21.66 80564 1936944 1586256 9.08 1577240 1742076 1660 03:08:01 13208420 15464916 3216548 19.58 84476 2352448 833172 4.77 976896 1984576 364780 Average: 13328491 15249484 3096477 18.85 79297 2029911 1060275 6.07 1072311 1784925 160289 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 131.02 108.63 1119.26 44.79 0.00 0.00 0.00 0.00 03:06:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 03:07:01 ens3 2057.51 1506.90 2342.00 464.75 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1846.23 1216.84 1059.96 394.35 0.00 0.00 0.00 0.00 03:08:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1344.91 944.11 1507.00 301.29 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10917) 03/05/24 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 19.87 0.00 1.53 2.99 0.07 75.54 03:06:01 0 10.84 0.00 1.25 1.01 0.10 86.79 03:06:01 1 5.71 0.00 1.02 6.22 0.07 86.98 03:06:01 2 23.65 0.00 1.29 0.50 0.05 74.52 03:06:01 3 39.29 0.00 2.59 4.22 0.08 53.82 03:07:01 all 35.46 0.00 6.77 1.09 0.08 56.59 03:07:01 0 30.77 0.00 7.96 1.90 0.07 59.31 03:07:01 1 38.75 0.00 9.60 0.80 0.08 50.77 03:07:01 2 25.50 0.00 2.64 0.45 0.08 71.32 03:07:01 3 46.86 0.00 6.83 1.20 0.08 45.03 03:08:01 all 29.50 0.00 5.32 0.27 0.07 64.83 03:08:01 0 32.10 0.00 7.79 0.17 0.07 59.87 03:08:01 1 30.16 0.00 6.95 0.39 0.08 62.42 03:08:01 2 26.14 0.00 3.02 0.17 0.05 70.62 03:08:01 3 29.62 0.00 3.54 0.40 0.07 66.36 Average: all 28.26 0.00 4.54 1.45 0.08 65.67 Average: 0 24.55 0.00 5.66 1.03 0.08 68.68 Average: 1 24.86 0.00 5.85 2.47 0.08 66.73 Average: 2 25.09 0.00 2.32 0.37 0.06 72.15 Average: 3 38.58 0.00 4.32 1.95 0.08 55.08