---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-212 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 469 5405 0 2101 7228 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:aa:be:be brd ff:ff:ff:ff:ff:ff inet 10.32.6.119/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:feaa:bebe/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-212) 05/06/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 140.56 55.74 84.82 3644.19 40683.10 19:15:01 68.02 14.32 53.70 338.38 9227.86 19:16:01 60.83 7.41 53.42 445.58 6758.81 19:17:01 24.27 0.37 23.90 36.24 4460.63 Average: 73.44 19.48 53.96 1119.19 15306.21 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5996604 7428176 2170816 26.58 37116 1574324 698444 7.58 572032 1435560 86600 19:15:01 5606832 7274844 2560588 31.35 57248 1774464 876816 9.51 748960 1615176 98724 19:16:01 5613816 7475428 2553604 31.27 62676 1957328 704676 7.65 622976 1723148 112380 19:17:01 5586460 7452068 2580960 31.60 64784 1959452 632484 6.86 655456 1717728 9368 Average: 5700928 7407629 2466492 30.20 55456 1816392 728105 7.90 649856 1622903 76768 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 432.64 243.34 1492.22 67.71 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 78.88 62.99 476.20 26.00 0.00 0.00 0.00 0.00 19:15:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 229.84 266.28 1217.17 557.28 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 25.92 23.40 33.67 17.45 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 192.27 149.35 806.11 167.70 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-212) 05/06/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.06 0.00 2.73 4.51 1.85 69.85 19:14:02 0 10.64 0.00 4.02 6.40 1.33 77.60 19:14:02 1 9.78 0.00 1.60 0.65 1.35 86.61 19:14:02 2 26.89 0.00 2.56 8.74 2.13 59.67 19:14:02 3 36.86 0.00 2.74 2.21 2.62 55.57 19:15:01 all 25.18 0.00 1.63 1.95 2.33 68.91 19:15:01 0 11.99 0.00 0.76 5.50 1.30 80.45 19:15:01 1 27.16 0.00 1.33 0.98 2.46 68.07 19:15:01 2 48.28 0.00 3.05 0.46 3.29 44.92 19:15:01 3 13.25 0.00 1.38 0.91 2.26 82.20 19:16:01 all 34.30 0.00 1.68 1.13 3.83 59.06 19:16:01 0 24.50 0.00 1.85 2.74 3.80 67.11 19:16:01 1 51.23 0.00 1.54 0.51 3.91 42.81 19:16:01 2 37.57 0.00 1.03 0.65 3.73 57.03 19:16:01 3 23.98 0.00 2.33 0.59 3.88 69.21 19:17:01 all 20.22 0.00 1.16 0.97 1.09 76.56 19:17:01 0 5.88 0.00 0.62 0.67 0.43 92.41 19:17:01 1 48.64 0.00 2.03 0.22 1.60 47.51 19:17:01 2 16.95 0.00 0.98 2.96 1.00 78.11 19:17:01 3 9.47 0.00 1.01 0.07 1.29 88.16 Average: all 25.20 0.00 1.80 2.14 2.28 68.58 Average: 0 13.28 0.00 1.82 3.82 1.72 79.36 Average: 1 34.25 0.00 1.63 0.59 2.33 61.20 Average: 2 32.37 0.00 1.90 3.21 2.53 59.98 Average: 3 20.92 0.00 1.87 0.94 2.52 73.75