---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2433 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 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 428 1304 0 2211 3253 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:7a:5e:8a brd ff:ff:ff:ff:ff:ff inet 10.32.7.201/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fe7a:5e8a/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-2433) 12/31/23 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 100.18 50.66 49.53 2493.45 7363.84 07:07:01 118.40 37.84 80.56 2170.75 14576.65 07:08:01 35.46 1.30 34.16 65.06 6431.99 Average: 84.49 29.89 54.61 1573.10 9428.90 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1792228 3382076 2246424 55.62 49556 1695452 587468 11.55 541384 1531320 158772 07:07:01 1380696 3357324 2657956 65.81 61800 2056740 586260 11.52 689176 1770856 112724 07:08:01 1330104 3327700 2708548 67.07 67588 2071328 609360 11.98 730916 1778164 33616 Average: 1501009 3355700 2537643 62.83 59648 1941173 594363 11.68 653825 1693447 101704 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 311.73 224.35 1422.71 61.95 0.00 0.00 0.00 0.00 07:06:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 309.79 325.89 1885.60 60.07 0.00 0.00 0.00 0.00 07:07:01 lo 1.80 1.80 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 61.92 67.54 53.20 604.70 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 227.36 205.26 1116.23 243.26 0.00 0.00 0.00 0.00 Average: lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2433) 12/31/23 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.28 0.00 1.82 2.52 0.06 73.31 07:06:02 0 25.76 0.00 1.77 0.65 0.05 71.77 07:06:02 1 8.27 0.00 1.32 7.73 0.03 82.64 07:06:02 2 19.44 0.00 1.74 1.00 0.05 77.77 07:06:02 3 35.64 0.00 2.45 0.70 0.08 61.12 07:07:01 all 30.77 0.00 1.71 2.08 0.07 65.37 07:07:01 0 36.88 0.00 1.82 1.19 0.07 60.04 07:07:01 1 24.28 0.00 1.23 4.24 0.07 70.19 07:07:01 2 19.38 0.00 1.69 2.27 0.07 76.60 07:07:01 3 42.44 0.00 2.12 0.66 0.08 54.69 07:08:01 all 18.27 0.00 0.89 1.11 0.05 79.70 07:08:01 0 38.61 0.00 1.19 0.17 0.07 59.97 07:08:01 1 23.13 0.00 0.82 3.25 0.03 72.78 07:08:01 2 1.34 0.00 0.54 0.91 0.02 97.20 07:08:01 3 9.90 0.00 0.99 0.12 0.07 88.93 Average: all 23.73 0.00 1.47 1.90 0.06 72.84 Average: 0 33.74 0.00 1.59 0.67 0.06 63.94 Average: 1 18.53 0.00 1.12 5.08 0.04 75.23 Average: 2 13.36 0.00 1.32 1.39 0.04 83.89 Average: 3 29.26 0.00 1.85 0.49 0.08 68.32