---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14089 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 461 5289 0 2224 7232 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:9e:bb:9a brd ff:ff:ff:ff:ff:ff inet 10.32.6.105/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fe9e:bb9a/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-14089) 10/01/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 151.36 57.56 93.80 3731.38 42258.04 19:15:01 123.34 25.55 97.78 1293.88 15909.98 19:16:01 34.04 1.53 32.51 101.58 7097.48 Average: 102.80 28.23 74.57 1711.27 21787.82 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5967236 7480268 2200176 26.94 48572 1637156 644224 6.99 507860 1514756 165184 19:15:01 5504048 7479432 2663364 32.61 63268 2068288 613320 6.65 606108 1846452 166284 19:16:01 5442396 7433080 2725016 33.36 66432 2079876 657916 7.14 681764 1830868 10392 Average: 5637893 7464260 2529519 30.97 59424 1928440 638487 6.93 598577 1730692 113953 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 407.33 281.15 1609.10 70.94 0.00 0.00 0.00 0.00 19:14:02 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 19:15:01 ens3 324.23 316.35 2075.83 66.58 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 19:16:01 ens3 62.39 66.42 36.70 529.01 0.00 0.00 0.00 0.00 19:16:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 264.32 220.78 1235.88 223.04 0.00 0.00 0.00 0.00 Average: lo 1.64 1.64 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14089) 10/01/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.47 0.00 2.35 4.73 0.10 72.36 19:14:02 0 22.33 0.00 1.84 1.97 0.08 73.78 19:14:02 1 20.87 0.00 1.76 4.58 0.08 72.71 19:14:02 2 32.17 0.00 2.90 8.79 0.13 56.00 19:14:02 3 6.41 0.00 2.90 3.56 0.10 87.03 19:15:01 all 34.22 0.00 1.91 2.20 0.14 61.53 19:15:01 0 58.62 0.00 2.79 0.76 0.19 37.64 19:15:01 1 26.38 0.00 1.69 2.79 0.12 69.02 19:15:01 2 25.62 0.00 1.53 2.28 0.12 70.45 19:15:01 3 26.24 0.00 1.64 2.96 0.12 69.05 19:16:01 all 20.87 0.00 1.07 1.00 0.07 76.99 19:16:01 0 3.90 0.00 0.57 0.00 0.03 95.50 19:16:01 1 7.39 0.00 0.94 2.25 0.03 89.38 19:16:01 2 56.80 0.00 1.65 0.23 0.15 41.16 19:16:01 3 15.47 0.00 1.13 1.52 0.07 81.81 Average: all 25.13 0.00 1.78 2.64 0.10 70.35 Average: 0 28.10 0.00 1.72 0.91 0.10 69.16 Average: 1 18.13 0.00 1.46 3.21 0.08 77.13 Average: 2 38.28 0.00 2.03 3.78 0.13 55.78 Average: 3 15.99 0.00 1.89 2.68 0.10 79.35