---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9368 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 436 1323 0 2184 3244 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:bb:ca:94 brd ff:ff:ff:ff:ff:ff inet 10.32.7.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:febb:ca94/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9368) 11/02/24 _x86_64_ (4 CPU) 10:03:48 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:02 127.58 42.86 84.72 1957.41 8005.33 10:06:01 76.82 30.06 46.75 1661.01 9591.32 10:07:01 31.01 11.30 19.71 828.40 5772.90 10:08:01 16.68 0.82 15.86 89.59 555.91 Average: 62.96 21.22 41.74 1131.89 5966.27 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 1772916 3379816 2265728 56.10 51756 1709988 580920 11.42 546360 1544380 146368 10:06:01 1455360 3231608 2583284 63.96 61052 1860840 736432 14.48 713072 1677300 13304 10:07:01 263196 2220156 3775448 93.48 64676 2032324 1744324 34.29 1793916 1767956 2020 10:08:01 1399888 3365112 2638756 65.34 66360 2039656 578104 11.36 669380 1765004 18148 Average: 1222840 3049173 2815804 69.72 60961 1910702 909945 17.89 930682 1688660 44960 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 10:05:02 ens3 369.67 245.69 1625.03 71.06 0.00 0.00 0.00 0.00 10:06:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 10:06:01 ens3 111.03 102.47 706.01 24.79 0.00 0.00 0.00 0.00 10:07:01 lo 365.82 365.82 131.32 131.32 0.00 0.00 0.00 0.00 10:07:01 ens3 188.30 174.57 2300.42 22.23 0.00 0.00 0.00 0.00 10:08:01 lo 794.95 794.95 282.08 282.08 0.00 0.00 0.00 0.00 10:08:01 ens3 18.98 17.06 11.99 8.15 0.00 0.00 0.00 0.00 Average: lo 291.99 291.99 103.84 103.84 0.00 0.00 0.00 0.00 Average: ens3 172.25 135.09 1162.77 31.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9368) 11/02/24 _x86_64_ (4 CPU) 10:03:48 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:02 all 21.53 0.00 1.80 3.43 0.06 73.18 10:05:02 0 34.91 0.00 2.29 1.22 0.07 61.52 10:05:02 1 8.25 0.00 1.21 7.04 0.07 83.43 10:05:02 2 28.63 0.00 2.42 3.75 0.08 65.11 10:05:02 3 14.38 0.00 1.29 1.69 0.05 82.59 10:06:01 all 13.96 0.00 0.84 1.43 0.05 83.73 10:06:01 0 20.06 0.00 0.97 0.58 0.05 78.34 10:06:01 1 10.49 0.00 0.53 1.79 0.05 87.14 10:06:01 2 11.57 0.00 0.82 2.26 0.03 85.33 10:06:01 3 13.67 0.00 1.02 1.10 0.05 84.15 10:07:01 all 60.06 0.00 2.32 0.39 0.12 37.12 10:07:01 0 61.08 0.00 1.89 0.08 0.12 36.82 10:07:01 1 62.17 0.00 2.58 0.57 0.12 34.56 10:07:01 2 59.60 0.00 2.06 0.69 0.12 37.53 10:07:01 3 57.39 0.00 2.74 0.20 0.12 39.55 10:08:01 all 39.32 0.00 2.83 0.45 0.10 57.30 10:08:01 0 53.80 0.00 3.23 0.05 0.12 42.80 10:08:01 1 31.46 0.00 2.60 1.55 0.08 64.31 10:08:01 2 33.66 0.00 2.73 0.14 0.08 63.39 10:08:01 3 38.42 0.00 2.77 0.05 0.12 58.64 Average: all 33.71 0.00 1.95 1.43 0.08 62.83 Average: 0 42.45 0.00 2.09 0.49 0.09 54.89 Average: 1 28.06 0.00 1.73 2.76 0.08 67.37 Average: 2 33.37 0.00 2.01 1.72 0.08 62.82 Average: 3 30.96 0.00 1.95 0.76 0.08 66.23