---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4300 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 478 5213 0 2284 7214 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:15:77:df brd ff:ff:ff:ff:ff:ff inet 10.32.6.242/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe15:77df/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-4300) 06/26/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 156.94 71.35 85.59 4319.28 40830.28 07:07:01 62.11 5.66 56.45 178.82 9792.51 07:08:01 73.50 32.98 40.51 2076.96 7615.39 07:09:01 30.83 4.52 26.31 151.97 8120.25 Average: 80.92 28.73 52.20 1688.08 16617.29 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5973612 7399432 2193808 26.86 37180 1568432 708724 7.69 599296 1429184 86288 07:07:01 5766240 7487428 2401180 29.40 57200 1825596 597932 6.49 514912 1685232 153164 07:08:01 5372324 7405532 2795096 34.22 66044 2121416 678388 7.36 738496 1840184 208724 07:09:01 5372116 7421756 2795304 34.23 68176 2134948 654460 7.10 731512 1845872 10012 Average: 5621073 7428537 2546347 31.18 57150 1912598 659876 7.16 646054 1700118 114547 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 435.03 248.21 1535.21 66.32 0.00 0.00 0.00 0.00 07:06:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 55.65 45.87 516.35 9.87 0.00 0.00 0.00 0.00 07:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 186.66 164.63 1877.53 27.71 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 65.06 73.14 34.18 688.55 0.00 0.00 0.00 0.00 07:09:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 186.14 133.33 992.88 198.89 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4300) 06/26/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.79 0.00 2.64 5.44 1.35 68.76 07:06:02 0 19.05 0.00 2.40 7.82 1.28 69.45 07:06:02 1 22.64 0.00 4.33 1.93 1.40 69.70 07:06:02 2 26.14 0.00 1.99 9.85 1.60 60.42 07:06:02 3 19.35 0.00 1.90 2.15 1.13 75.46 07:07:01 all 21.30 0.00 1.27 1.68 0.86 74.89 07:07:01 0 10.40 0.00 0.56 0.07 0.78 88.20 07:07:01 1 29.79 0.00 2.00 1.63 1.03 65.55 07:07:01 2 36.72 0.00 2.19 5.03 1.15 54.91 07:07:01 3 8.28 0.00 0.34 0.03 0.46 90.89 07:08:01 all 41.25 0.00 2.22 1.60 3.19 51.74 07:08:01 0 39.55 0.00 2.55 3.00 2.78 52.13 07:08:01 1 43.90 0.00 1.73 0.62 3.16 50.60 07:08:01 2 38.95 0.00 2.29 1.43 3.60 53.73 07:08:01 3 42.64 0.00 2.31 1.33 3.23 50.49 07:09:01 all 21.67 0.00 1.14 0.90 0.84 75.46 07:09:01 0 19.78 0.00 0.90 1.20 0.68 77.43 07:09:01 1 36.80 0.00 1.65 0.48 1.03 60.03 07:09:01 2 14.25 0.00 1.05 1.01 1.15 82.54 07:09:01 3 15.88 0.00 0.97 0.90 0.50 81.76 Average: all 26.53 0.00 1.82 2.41 1.56 67.68 Average: 0 22.24 0.00 1.60 3.03 1.38 71.74 Average: 1 33.30 0.00 2.43 1.16 1.66 61.45 Average: 2 28.98 0.00 1.88 4.32 1.88 62.94 Average: 3 21.61 0.00 1.38 1.11 1.33 74.56