---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2780 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 415 1315 0 2212 3265 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:1b:79:c6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fe1b:79c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2780) 01/04/24 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 157.91 90.25 67.66 5538.28 41836.24 12:49:01 99.47 34.96 64.51 2096.59 10420.74 12:50:01 57.32 4.08 53.24 136.24 11314.91 Average: 104.93 43.14 61.79 2593.13 21250.79 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 1722400 3329744 2316244 57.35 47656 1714420 644068 12.66 626468 1516508 192000 12:49:01 1226236 3080328 2812408 69.64 60548 1937860 948836 18.65 872156 1745528 141848 12:50:01 1362692 3359012 2675952 66.26 66188 2072088 589040 11.58 696396 1781176 5304 Average: 1437109 3256361 2601535 64.42 58131 1908123 727315 14.30 731673 1681071 113051 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 425.43 263.97 1404.20 64.68 0.00 0.00 0.00 0.00 12:48:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 255.85 256.94 1677.68 48.36 0.00 0.00 0.00 0.00 12:49:01 lo 1.66 1.66 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 177.82 159.29 357.82 628.39 0.00 0.00 0.00 0.00 12:50:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 286.54 226.57 1143.60 248.25 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-2780) 01/04/24 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.01 0.00 2.46 4.90 0.05 72.58 12:48:02 0 33.75 0.00 4.16 5.05 0.08 56.97 12:48:02 1 17.65 0.00 1.87 2.36 0.03 78.09 12:48:02 2 12.41 0.00 2.06 10.50 0.05 74.97 12:48:02 3 16.24 0.00 1.74 1.72 0.05 80.25 12:49:01 all 28.81 0.00 1.56 1.97 0.06 67.60 12:49:01 0 27.47 0.00 1.38 1.26 0.05 69.85 12:49:01 1 42.57 0.00 2.24 1.04 0.07 54.09 12:49:01 2 20.26 0.00 1.63 4.71 0.05 73.34 12:49:01 3 24.96 0.00 0.99 0.85 0.07 73.14 12:50:01 all 22.34 0.00 1.13 1.33 0.05 75.16 12:50:01 0 31.15 0.00 1.27 0.40 0.05 67.13 12:50:01 1 12.68 0.00 1.13 1.82 0.05 84.32 12:50:01 2 20.71 0.00 1.40 2.55 0.05 75.28 12:50:01 3 24.80 0.00 0.70 0.53 0.05 73.91 Average: all 23.69 0.00 1.72 2.74 0.06 71.80 Average: 0 30.80 0.00 2.27 2.24 0.06 64.63 Average: 1 24.19 0.00 1.75 1.74 0.05 72.27 Average: 2 17.79 0.00 1.70 5.92 0.05 74.54 Average: 3 21.98 0.00 1.14 1.04 0.06 75.78