---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-370 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 468 5298 0 2208 7227 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:b3:30:1b brd ff:ff:ff:ff:ff:ff inet 10.32.7.233/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:feb3:301b/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-370) 04/12/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 163.29 77.72 85.57 4813.46 40810.01 07:07:01 84.92 31.13 53.79 1740.86 9486.80 07:08:01 48.16 11.00 37.16 638.43 7908.42 07:09:01 23.30 0.35 22.95 33.73 5881.55 Average: 79.89 30.05 49.85 1806.89 16049.03 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5967016 7392112 2200396 26.94 37216 1568124 717328 7.78 609292 1430288 87072 07:07:01 5598324 7303808 2569088 31.46 58196 1811304 801816 8.70 719240 1654336 110536 07:08:01 5467584 7438404 2699828 33.06 65176 2062600 644036 6.99 713408 1778000 159060 07:09:01 5432064 7414484 2735348 33.49 67192 2072008 676412 7.34 743976 1781520 18176 Average: 5616247 7387202 2551165 31.24 56945 1878509 709898 7.70 696479 1661036 93711 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 412.53 252.99 1546.71 68.46 0.00 0.00 0.00 0.00 07:06:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 67.06 56.60 503.98 16.19 0.00 0.00 0.00 0.00 07:07:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 219.66 198.13 1806.26 681.16 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 12.01 12.81 9.27 6.06 0.00 0.00 0.00 0.00 07:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 178.28 130.44 968.49 193.71 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-370) 04/12/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.24 0.00 2.67 5.12 1.21 68.76 07:06:02 0 16.74 0.00 1.54 3.32 0.90 77.51 07:06:02 1 11.22 0.00 2.42 4.97 0.89 80.50 07:06:02 2 45.11 0.00 3.04 7.77 2.08 42.00 07:06:02 3 15.83 0.00 3.70 4.43 0.93 75.10 07:07:01 all 25.08 0.00 1.60 2.19 1.24 69.89 07:07:01 0 20.32 0.00 0.85 0.64 0.91 77.28 07:07:01 1 12.59 0.00 1.20 3.23 0.91 82.07 07:07:01 2 18.28 0.00 1.52 3.09 1.28 75.84 07:07:01 3 49.18 0.00 2.83 1.76 1.88 44.35 07:08:01 all 37.49 0.00 2.16 1.06 2.73 56.57 07:08:01 0 40.20 0.00 2.34 0.57 3.08 53.81 07:08:01 1 25.72 0.00 1.84 1.34 2.44 68.66 07:08:01 2 48.18 0.00 3.11 1.06 3.01 44.64 07:08:01 3 35.90 0.00 1.35 1.27 2.37 59.12 07:09:01 all 20.95 0.00 1.07 0.77 0.82 76.39 07:09:01 0 50.98 0.00 1.50 0.18 1.32 46.02 07:09:01 1 30.07 0.00 1.70 0.73 1.22 66.28 07:09:01 2 2.29 0.00 0.60 0.73 0.63 95.75 07:09:01 3 0.47 0.00 0.47 1.45 0.12 97.50 Average: all 26.45 0.00 1.88 2.28 1.50 67.89 Average: 0 32.11 0.00 1.56 1.18 1.55 63.60 Average: 1 19.94 0.00 1.79 2.56 1.37 74.34 Average: 2 28.50 0.00 2.07 3.16 1.75 64.52 Average: 3 25.25 0.00 2.08 2.23 1.32 69.11