---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2347 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 7.7G 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 395 1192 0 2356 3280 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:54:8c:94 brd ff:ff:ff:ff:ff:ff inet 10.32.7.77/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86006sec preferred_lft 86006sec inet6 fe80::f816:3eff:fe54:8c94/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2347) 12/30/23 _x86_64_ (4 CPU) 10:57:50 LINUX RESTART (4 CPU) 10:58:01 tps rtps wtps bread/s bwrtn/s 10:59:01 110.68 66.96 43.73 4510.18 7103.75 11:00:01 89.74 29.05 60.69 1623.33 12290.88 11:01:01 16.55 0.00 16.55 0.00 1588.40 11:02:01 23.73 0.67 23.06 15.60 3057.36 11:03:01 22.86 10.31 12.55 721.21 783.20 11:04:01 47.34 4.48 42.86 189.44 6755.54 Average: 51.82 18.58 33.24 1176.63 5263.19 10:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:59:01 1860688 3423584 2177964 53.93 48944 1669992 553128 10.87 498608 1506372 143700 11:00:01 1450576 3262896 2588076 64.08 59264 1899032 716160 14.08 675296 1719420 38144 11:01:01 1429772 3248312 2608880 64.60 60324 1903404 724768 14.25 691132 1722724 2076 11:02:01 1303456 3210712 2735196 67.73 62760 1986784 752328 14.79 730304 1802600 4584 11:03:01 373824 2318868 3664828 90.74 63768 2021428 1571620 30.89 1654736 1797852 180 11:04:01 1225472 3362832 2813180 69.66 69800 2204704 595608 11.71 699056 1901612 40988 Average: 1273965 3137867 2764687 68.46 60810 1947557 818935 16.10 824855 1741763 38279 10:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:59:01 ens3 347.08 236.06 1438.40 66.36 0.00 0.00 0.00 0.00 10:59:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:00:01 ens3 143.83 128.05 1116.72 25.12 0.00 0.00 0.00 0.00 11:00:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 11:01:01 ens3 56.84 81.54 72.23 13.04 0.00 0.00 0.00 0.00 11:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:02:01 ens3 218.18 265.31 1390.04 37.70 0.00 0.00 0.00 0.00 11:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:03:01 ens3 90.77 84.25 182.92 19.16 0.00 0.00 0.00 0.00 11:03:01 lo 1093.38 1093.38 366.23 366.23 0.00 0.00 0.00 0.00 11:04:01 ens3 193.73 191.52 766.29 40.47 0.00 0.00 0.00 0.00 11:04:01 lo 53.19 53.19 15.78 15.78 0.00 0.00 0.00 0.00 Average: ens3 175.07 164.45 827.77 33.64 0.00 0.00 0.00 0.00 Average: lo 191.63 191.63 63.72 63.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2347) 12/30/23 _x86_64_ (4 CPU) 10:57:50 LINUX RESTART (4 CPU) 10:58:01 CPU %user %nice %system %iowait %steal %idle 10:59:01 all 20.30 0.00 1.86 2.90 0.05 74.88 10:59:01 0 9.63 0.00 1.49 2.01 0.08 86.79 10:59:01 1 37.01 0.00 2.85 0.82 0.07 59.26 10:59:01 2 12.62 0.00 1.57 7.28 0.03 78.50 10:59:01 3 21.92 0.00 1.49 1.51 0.03 75.05 11:00:01 all 18.15 0.00 0.98 1.96 0.05 78.86 11:00:01 0 23.74 0.00 1.22 0.55 0.05 74.43 11:00:01 1 15.53 0.00 0.88 2.22 0.03 81.33 11:00:01 2 4.91 0.00 0.47 4.77 0.05 89.80 11:00:01 3 28.44 0.00 1.35 0.28 0.08 69.83 11:01:01 all 4.60 0.00 0.21 0.18 0.04 94.97 11:01:01 0 5.64 0.00 0.29 0.62 0.05 93.41 11:01:01 1 5.21 0.00 0.15 0.00 0.03 94.61 11:01:01 2 4.70 0.00 0.28 0.10 0.03 94.88 11:01:01 3 2.86 0.00 0.13 0.00 0.03 96.98 11:02:01 all 6.50 0.00 0.48 0.16 0.04 92.81 11:02:01 0 7.29 0.00 0.44 0.22 0.05 92.01 11:02:01 1 7.80 0.00 0.43 0.03 0.05 91.68 11:02:01 2 7.17 0.00 0.42 0.38 0.03 91.99 11:02:01 3 3.76 0.00 0.60 0.02 0.02 95.61 11:03:01 all 64.10 0.00 4.14 0.32 0.12 31.33 11:03:01 0 61.15 0.00 3.51 0.67 0.10 34.57 11:03:01 1 63.14 0.00 4.34 0.24 0.12 32.16 11:03:01 2 64.82 0.00 4.04 0.19 0.12 30.83 11:03:01 3 67.28 0.00 4.68 0.15 0.12 27.76 11:04:01 all 23.52 0.00 1.27 0.71 0.06 74.43 11:04:01 0 24.65 0.00 1.05 0.69 0.05 73.56 11:04:01 1 20.21 0.00 1.44 0.33 0.08 77.94 11:04:01 2 20.48 0.00 1.27 1.77 0.05 76.43 11:04:01 3 28.75 0.00 1.35 0.08 0.07 69.75 Average: all 22.79 0.00 1.49 1.04 0.06 74.62 Average: 0 21.97 0.00 1.33 0.79 0.06 75.84 Average: 1 24.74 0.00 1.68 0.61 0.06 72.91 Average: 2 19.01 0.00 1.34 2.42 0.05 77.18 Average: 3 25.45 0.00 1.60 0.34 0.06 72.56