---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3625 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: 2799.996 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 8.6G 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 601 13002 0 2436 15118 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:cb:31:8a brd ff:ff:ff:ff:ff:ff inet 10.30.106.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fecb:318a/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-3625) 04/04/26 _x86_64_ (4 CPU) 07:40:51 LINUX RESTART (4 CPU) 07:41:01 tps rtps wtps bread/s bwrtn/s 07:42:01 428.50 56.07 372.42 3646.33 97651.99 07:43:01 160.61 39.78 120.83 2243.36 23136.41 07:44:01 305.95 9.77 296.18 623.76 10463.86 Average: 298.35 35.21 263.15 2171.15 43750.75 07:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:42:01 13837660 15470612 2587308 15.75 67788 1761952 880528 5.04 753096 1610104 228028 07:43:01 13340464 15317940 3084504 18.78 78512 2083868 1032452 5.91 958736 1877752 64740 07:44:01 13384608 15547004 3040360 18.51 82656 2259744 791668 4.53 814180 1970176 28720 Average: 13520911 15445185 2904057 17.68 76319 2035188 901549 5.16 842004 1819344 107163 07:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:42:01 ens3 461.39 280.15 1856.17 76.52 0.00 0.00 0.00 0.00 07:42:01 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 07:43:01 ens3 793.23 587.17 3394.67 145.75 0.00 0.00 0.00 0.00 07:43:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 07:44:01 ens3 606.92 467.01 2341.68 237.85 0.00 0.00 0.00 0.00 07:44:01 lo 0.80 0.80 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 620.51 444.78 2530.84 153.37 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3625) 04/04/26 _x86_64_ (4 CPU) 07:40:51 LINUX RESTART (4 CPU) 07:41:01 CPU %user %nice %system %iowait %steal %idle 07:42:01 all 22.93 0.00 2.66 4.81 0.06 69.54 07:42:01 0 17.47 0.00 1.92 4.29 0.05 76.26 07:42:01 1 29.02 0.00 4.69 10.98 0.07 55.24 07:42:01 2 21.20 0.00 1.64 2.75 0.05 74.35 07:42:01 3 24.03 0.00 2.38 1.22 0.07 72.31 07:43:01 all 56.65 0.00 2.77 0.75 0.10 39.73 07:43:01 0 55.36 0.00 2.56 0.30 0.08 41.70 07:43:01 1 54.51 0.00 3.40 0.94 0.10 41.05 07:43:01 2 55.17 0.00 2.54 0.25 0.10 41.94 07:43:01 3 61.57 0.00 2.61 1.50 0.10 34.22 07:44:01 all 42.89 0.00 2.08 0.86 0.08 54.09 07:44:01 0 66.51 0.00 2.47 0.23 0.10 30.68 07:44:01 1 35.75 0.00 2.32 0.60 0.08 61.25 07:44:01 2 32.94 0.00 1.73 1.68 0.08 63.58 07:44:01 3 36.30 0.00 1.84 0.90 0.07 60.89 Average: all 40.82 0.00 2.50 2.14 0.08 54.45 Average: 0 46.45 0.00 2.32 1.61 0.08 49.55 Average: 1 39.75 0.00 3.47 4.17 0.08 52.52 Average: 2 36.43 0.00 1.97 1.56 0.08 59.96 Average: 3 40.64 0.00 2.27 1.21 0.08 55.80