---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2280 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 8.9G 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 554 12679 0 2806 15156 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:9f:91:01 brd ff:ff:ff:ff:ff:ff inet 10.30.106.55/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fe9f:9101/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2280) 12/04/23 _x86_64_ (4 CPU) 13:07:41 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:01 104.08 21.10 82.99 1232.06 26402.13 13:10:01 233.36 17.50 215.86 758.94 37741.58 13:11:01 121.90 10.10 111.80 415.53 34414.40 13:12:01 51.42 0.95 50.47 55.06 5732.64 Average: 127.69 12.41 115.28 615.40 26072.69 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 13988116 15587752 2436852 14.84 62196 1738628 770160 4.41 653184 1573192 176712 13:10:01 12662388 14628792 3762580 22.91 86804 2061276 1607812 9.20 1658552 1851968 38268 13:11:01 11783860 14182228 4641108 28.26 97188 2468280 1931776 11.06 2240224 2120396 26444 13:12:01 12948700 15484684 3476268 21.16 102896 2592216 833600 4.77 990836 2199652 100324 Average: 12845766 14970864 3579202 21.79 87271 2215100 1285837 7.36 1385699 1936302 85437 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 ens3 60.74 41.63 980.96 7.32 0.00 0.00 0.00 0.00 13:09:01 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 13:10:01 ens3 367.39 333.24 3375.77 79.98 0.00 0.00 0.00 0.00 13:10:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 13:11:01 ens3 389.67 324.60 4371.01 57.29 0.00 0.00 0.00 0.00 13:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:12:01 ens3 493.07 442.98 293.70 224.79 0.00 0.00 0.00 0.00 13:12:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 327.72 285.61 2255.36 92.34 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2280) 12/04/23 _x86_64_ (4 CPU) 13:07:41 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 19.82 0.00 1.43 5.79 0.06 72.90 13:09:01 0 17.65 0.00 1.14 10.37 0.05 70.79 13:09:01 1 8.64 0.00 0.79 0.54 0.07 89.97 13:09:01 2 37.20 0.00 2.63 8.95 0.08 51.14 13:09:01 3 15.80 0.00 1.22 3.28 0.03 79.67 13:10:01 all 40.03 0.00 2.20 4.91 0.11 52.75 13:10:01 0 36.73 0.00 2.08 6.74 0.08 54.36 13:10:01 1 50.70 0.00 3.31 5.82 0.15 40.01 13:10:01 2 39.03 0.00 1.74 1.92 0.08 57.22 13:10:01 3 33.61 0.00 1.62 5.14 0.12 59.51 13:11:01 all 62.30 0.00 2.07 2.88 0.13 32.62 13:11:01 0 55.78 0.00 2.21 2.26 0.12 39.62 13:11:01 1 70.20 0.00 2.13 1.29 0.13 26.25 13:11:01 2 65.35 0.00 2.34 1.56 0.13 30.62 13:11:01 3 57.86 0.00 1.64 6.39 0.13 33.98 13:12:01 all 54.54 0.00 2.35 0.50 0.12 42.50 13:12:01 0 64.25 0.00 3.00 0.13 0.13 32.49 13:12:01 1 51.39 0.00 2.18 1.58 0.10 44.75 13:12:01 2 49.37 0.00 2.83 0.02 0.12 47.66 13:12:01 3 53.12 0.00 1.39 0.32 0.12 45.05 Average: all 44.16 0.00 2.01 3.52 0.10 50.20 Average: 0 43.59 0.00 2.11 4.88 0.10 49.33 Average: 1 45.22 0.00 2.10 2.31 0.11 50.26 Average: 2 47.72 0.00 2.38 3.12 0.10 46.68 Average: 3 40.10 0.00 1.47 3.78 0.10 54.55