---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12381 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 7.7G 12G 41% / 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 838 749 0 2355 2840 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:f4:2c:be brd ff:ff:ff:ff:ff:ff inet 10.32.6.142/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fef4:2cbe/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-12381) 12/07/24 _x86_64_ (4 CPU) 15:07:49 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 144.91 62.27 82.64 4387.94 7967.07 15:10:01 80.87 29.21 51.66 1626.40 9624.53 15:11:01 10.13 0.00 10.13 0.00 466.19 15:12:01 47.23 4.37 42.86 175.44 8969.84 15:13:01 21.88 0.98 20.90 88.92 7603.40 Average: 61.00 19.37 41.64 1255.74 6926.21 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 1801440 3386440 2237212 55.40 50716 1689648 580108 11.40 532380 1530232 148876 15:10:01 1491740 3240852 2546912 63.06 57692 1839384 740244 14.55 693136 1665056 4744 15:11:01 1470464 3227104 2568188 63.59 59676 1844020 744772 14.64 708624 1668708 1944 15:12:01 1259764 3383408 2778888 68.81 63896 2198664 549500 10.80 586388 1986168 101184 15:13:01 794096 2932276 3244556 80.34 65428 2211632 961308 18.90 1285336 1751064 15008 Average: 1363501 3234016 2675151 66.24 59482 1956670 715186 14.06 761173 1720246 54351 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 397.17 241.76 1534.02 68.70 0.00 0.00 0.00 0.00 15:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:10:01 ens3 120.40 113.53 758.90 22.63 0.00 0.00 0.00 0.00 15:10:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 60.11 85.25 65.96 13.69 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 753.72 649.89 4291.09 92.72 0.00 0.00 0.00 0.00 15:12:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:13:01 ens3 205.55 129.08 174.66 283.14 0.00 0.00 0.00 0.00 15:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 307.39 243.90 1364.92 96.18 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12381) 12/07/24 _x86_64_ (4 CPU) 15:07:49 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 22.43 0.00 1.95 4.05 0.06 71.51 15:09:01 0 12.04 0.00 1.07 2.33 0.03 84.53 15:09:01 1 29.63 0.00 2.73 9.55 0.07 58.02 15:09:01 2 35.00 0.00 2.43 1.29 0.08 61.20 15:09:01 3 13.21 0.00 1.55 3.01 0.05 82.18 15:10:01 all 13.58 0.00 0.72 1.46 0.05 84.20 15:10:01 0 12.61 0.00 0.56 0.66 0.05 86.11 15:10:01 1 6.96 0.00 0.55 2.45 0.03 90.00 15:10:01 2 9.81 0.00 0.85 2.41 0.05 86.88 15:10:01 3 24.95 0.00 0.92 0.35 0.05 73.74 15:11:01 all 4.17 0.00 0.24 0.04 0.03 95.52 15:11:01 0 8.30 0.00 0.77 0.00 0.03 90.89 15:11:01 1 1.43 0.00 0.10 0.12 0.05 98.31 15:11:01 2 0.22 0.00 0.03 0.03 0.02 99.70 15:11:01 3 6.69 0.00 0.03 0.00 0.02 93.26 15:12:01 all 11.63 0.00 1.10 0.53 0.05 86.69 15:12:01 0 12.99 0.00 0.87 0.05 0.05 86.04 15:12:01 1 10.00 0.00 0.84 0.03 0.05 89.08 15:12:01 2 9.56 0.00 1.69 1.12 0.08 87.54 15:12:01 3 13.97 0.00 1.02 0.89 0.05 84.07 15:13:01 all 33.34 0.00 0.85 0.38 0.06 65.37 15:13:01 0 28.49 0.00 0.47 0.03 0.05 70.96 15:13:01 1 39.92 0.00 0.94 0.07 0.08 58.99 15:13:01 2 37.27 0.00 1.32 1.39 0.05 59.98 15:13:01 3 27.68 0.00 0.65 0.02 0.05 71.60 Average: all 17.04 0.00 0.97 1.29 0.05 80.65 Average: 0 14.89 0.00 0.75 0.62 0.04 83.71 Average: 1 17.61 0.00 1.03 2.45 0.06 78.85 Average: 2 18.38 0.00 1.26 1.25 0.06 79.05 Average: 3 17.29 0.00 0.84 0.86 0.04 80.98