---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7191 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 555 12605 0 2879 15156 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:ea:ae:44 brd ff:ff:ff:ff:ff:ff inet 10.30.106.58/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86041sec preferred_lft 86041sec inet6 fe80::f816:3eff:feea:ae44/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7191) 07/09/26 _x86_64_ (4 CPU) 03:04:45 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 243.71 54.31 189.40 3616.46 37297.78 03:07:02 99.80 11.15 88.65 306.08 14107.25 03:08:01 104.25 4.57 99.68 130.67 16410.71 03:09:01 11.66 5.23 6.43 407.40 2884.45 03:10:01 47.01 2.58 44.43 129.58 11986.67 Average: 101.28 15.61 85.67 920.64 16537.79 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 14217036 15572496 2207924 13.44 45140 1522620 788572 4.51 636612 1380592 63544 03:07:02 13797620 15609432 2627340 16.00 72692 1929840 730400 4.18 615148 1778088 217376 03:08:01 12864416 14869292 3560544 21.68 85668 2100760 1431360 8.19 1380056 1925012 7072 03:09:01 11955116 13990460 4469844 27.21 86928 2128664 2260732 12.94 2284808 1923896 10980 03:10:01 12934144 15543400 3490816 21.25 91988 2689056 786268 4.50 948784 2269104 336544 Average: 13153666 15117016 3271294 19.92 76483 2074188 1199466 6.86 1173082 1855338 127103 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 03:06:01 ens3 375.27 244.34 1083.80 73.50 0.00 0.00 0.00 0.00 03:07:02 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 03:07:02 ens3 140.19 105.08 1695.17 25.42 0.00 0.00 0.00 0.00 03:08:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 03:08:01 ens3 295.54 265.16 2600.96 65.71 0.00 0.00 0.00 0.00 03:09:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:09:01 ens3 320.71 275.07 177.43 243.26 0.00 0.00 0.00 0.00 03:10:01 lo 2.88 2.88 0.27 0.27 0.00 0.00 0.00 0.00 03:10:01 ens3 265.36 249.74 773.62 1818.91 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 279.36 227.76 1261.78 446.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7191) 07/09/26 _x86_64_ (4 CPU) 03:04:45 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.32 0.00 1.54 16.48 0.05 68.61 03:06:01 0 16.43 0.00 1.60 0.95 0.03 80.98 03:06:01 1 8.93 0.00 1.40 35.00 0.05 54.62 03:06:01 2 14.91 0.00 1.07 17.17 0.05 66.81 03:06:01 3 13.01 0.00 2.09 12.81 0.07 72.02 03:07:02 all 14.16 0.00 1.29 4.23 0.05 80.26 03:07:02 0 7.02 0.00 0.93 0.57 0.03 91.44 03:07:02 1 3.13 0.00 0.55 8.06 0.02 88.24 03:07:02 2 22.07 0.00 1.79 5.71 0.07 70.36 03:07:02 3 24.43 0.00 1.91 2.62 0.08 70.96 03:08:01 all 27.58 0.00 1.80 1.84 0.08 68.70 03:08:01 0 30.87 0.00 2.89 0.70 0.08 65.47 03:08:01 1 22.54 0.00 1.40 2.69 0.08 73.28 03:08:01 2 27.74 0.00 1.29 0.02 0.07 70.89 03:08:01 3 29.20 0.00 1.63 3.94 0.07 65.15 03:09:01 all 35.76 0.00 5.26 0.12 0.06 58.80 03:09:01 0 33.21 0.00 1.85 0.00 0.07 64.87 03:09:01 1 28.42 0.00 9.75 0.10 0.05 61.68 03:09:01 2 53.26 0.00 8.57 0.02 0.08 38.07 03:09:01 3 28.15 0.00 0.86 0.33 0.07 70.59 03:10:01 all 35.18 0.00 2.18 0.59 0.07 61.98 03:10:01 0 41.51 0.00 1.79 0.90 0.07 55.73 03:10:01 1 42.04 0.00 1.99 0.47 0.07 55.44 03:10:01 2 31.39 0.00 2.84 0.40 0.08 65.28 03:10:01 3 25.73 0.00 2.15 0.62 0.07 71.43 Average: all 25.20 0.00 2.42 4.66 0.06 67.66 Average: 0 25.78 0.00 1.81 0.62 0.06 71.73 Average: 1 21.02 0.00 3.02 9.28 0.05 66.62 Average: 2 29.90 0.00 3.12 4.67 0.07 62.23 Average: 3 24.10 0.00 1.73 4.06 0.07 70.05