---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10541 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: 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 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 462 5303 0 2209 7231 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:4d:7c:9d brd ff:ff:ff:ff:ff:ff inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe4d:7c9d/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-10541) 04/04/26 _x86_64_ (4 CPU) 15:35:48 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 116.23 53.96 62.27 3556.47 5353.39 15:38:01 66.36 12.41 53.95 249.78 11029.26 15:39:01 77.99 6.08 71.90 403.00 9328.85 15:40:01 26.13 0.68 25.45 77.72 3617.66 Average: 71.68 18.28 53.39 1071.71 7332.44 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 5933792 7388292 2233620 27.35 39076 1593896 732460 7.95 619332 1446604 117836 15:38:01 5525320 7247516 2642092 32.35 58044 1827188 876796 9.51 769888 1672716 103360 15:39:01 5507136 7467236 2660276 32.57 65336 2049552 615088 6.67 615092 1829252 62920 15:40:01 5473736 7444744 2693676 32.98 68160 2057584 652648 7.08 646560 1831284 10604 Average: 5609996 7386947 2557416 31.31 57654 1882055 719248 7.80 662718 1694964 73680 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:37:01 ens3 363.37 212.05 1438.44 64.52 0.00 0.00 0.00 0.00 15:38:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 15:38:01 ens3 124.23 105.08 1562.91 21.84 0.00 0.00 0.00 0.00 15:39:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 15:39:01 ens3 465.47 504.73 2460.36 87.59 0.00 0.00 0.00 0.00 15:40:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:40:01 ens3 13.05 13.88 11.00 10.40 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 241.52 208.93 1368.19 46.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10541) 04/04/26 _x86_64_ (4 CPU) 15:35:48 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 21.69 0.00 1.94 3.84 3.18 69.36 15:37:01 0 7.83 0.00 1.09 5.27 2.21 83.59 15:37:01 1 47.83 0.00 3.28 3.40 4.38 41.12 15:37:01 2 12.00 0.00 1.76 5.62 2.89 77.72 15:37:01 3 19.25 0.00 1.60 1.05 3.25 74.86 15:38:01 all 26.00 0.00 1.58 1.93 3.55 66.94 15:38:01 0 14.69 0.00 0.50 1.09 2.58 81.14 15:38:01 1 21.64 0.00 1.35 1.40 3.74 71.86 15:38:01 2 28.47 0.00 1.98 4.63 3.74 61.18 15:38:01 3 39.17 0.00 2.48 0.59 4.14 53.62 15:39:01 all 39.30 0.00 2.31 0.86 7.97 49.55 15:39:01 0 42.86 0.00 2.13 0.25 7.80 46.96 15:39:01 1 35.86 0.00 1.88 1.65 7.34 53.26 15:39:01 2 36.71 0.00 2.35 0.65 8.16 52.13 15:39:01 3 41.77 0.00 2.90 0.90 8.57 45.87 15:40:01 all 20.00 0.00 1.04 0.96 1.72 76.28 15:40:01 0 54.00 0.00 1.80 0.35 3.31 40.54 15:40:01 1 9.55 0.00 0.88 0.73 0.85 87.99 15:40:01 2 0.50 0.00 0.56 2.60 1.52 94.82 15:40:01 3 15.83 0.00 0.91 0.15 1.21 81.90 Average: all 26.78 0.00 1.72 1.90 4.12 65.48 Average: 0 29.87 0.00 1.38 1.74 3.99 63.02 Average: 1 28.75 0.00 1.85 1.80 4.09 63.51 Average: 2 19.46 0.00 1.67 3.37 4.09 71.41 Average: 3 29.06 0.00 1.98 0.68 4.31 63.97