---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2400 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: 2800.000 BogoMIPS: 5600.00 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 463 5305 0 2207 7232 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:b9:aa:6a brd ff:ff:ff:ff:ff:ff inet 10.32.6.175/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:feb9:aa6a/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-2400) 01/03/26 _x86_64_ (4 CPU) 16:58:55 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 151.50 68.78 82.72 4336.53 40121.22 17:01:01 82.10 25.30 56.80 1505.64 9771.09 17:02:01 81.90 13.13 68.77 655.22 10724.21 17:03:01 23.42 0.65 22.77 76.23 3795.04 Average: 84.74 26.97 57.77 1643.74 16127.34 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 6008960 7405892 2158460 26.43 36536 1539976 719136 7.80 592160 1400252 72040 17:01:01 5690920 7392416 2476500 30.32 57288 1807348 835372 9.06 622436 1655904 134656 17:02:01 5390656 7355508 2776764 34.00 64408 2057408 747976 8.12 748032 1818336 83116 17:03:01 5387636 7358936 2779784 34.04 66804 2061100 727512 7.89 750856 1817340 9852 Average: 5619543 7378188 2547877 31.20 56259 1866458 757499 8.22 678371 1672958 74916 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 17:00:02 ens3 469.65 261.12 1256.86 71.26 0.00 0.00 0.00 0.00 17:01:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 17:01:01 ens3 96.75 59.57 720.19 19.20 0.00 0.00 0.00 0.00 17:02:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 17:02:01 ens3 332.01 358.77 2584.03 57.72 0.00 0.00 0.00 0.00 17:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:03:01 ens3 11.64 12.84 9.22 6.06 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 228.03 173.53 1144.24 38.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2400) 01/03/26 _x86_64_ (4 CPU) 16:58:55 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 21.86 0.00 2.68 4.48 1.16 69.81 17:00:02 0 22.86 0.00 2.07 8.97 1.37 64.73 17:00:02 1 23.17 0.00 2.47 1.34 1.05 71.96 17:00:02 2 10.53 0.00 4.02 6.41 0.98 78.06 17:00:02 3 30.86 0.00 2.17 1.22 1.25 64.51 17:01:01 all 22.28 0.00 1.44 2.08 0.94 73.27 17:01:01 0 4.81 0.00 0.83 2.08 0.69 91.59 17:01:01 1 39.87 0.00 2.00 0.76 1.27 56.09 17:01:01 2 21.50 0.00 1.27 0.70 0.90 75.64 17:01:01 3 22.94 0.00 1.66 4.79 0.88 69.73 17:02:01 all 38.75 0.00 1.90 1.32 2.32 55.72 17:02:01 0 41.60 0.00 2.20 2.20 2.18 51.82 17:02:01 1 29.46 0.00 2.33 1.23 2.36 64.61 17:02:01 2 57.26 0.00 1.13 0.83 2.35 38.42 17:02:01 3 26.71 0.00 1.91 1.01 2.39 67.97 17:03:01 all 21.50 0.00 0.93 0.67 0.69 76.22 17:03:01 0 22.68 0.00 0.73 0.72 0.67 75.21 17:03:01 1 29.67 0.00 0.80 0.12 0.87 68.55 17:03:01 2 17.54 0.00 1.37 0.03 0.47 80.59 17:03:01 3 16.12 0.00 0.85 1.80 0.77 80.48 Average: all 26.12 0.00 1.74 2.13 1.28 68.73 Average: 0 23.07 0.00 1.46 3.49 1.23 70.75 Average: 1 30.51 0.00 1.90 0.86 1.39 65.34 Average: 2 26.73 0.00 1.95 2.00 1.18 68.15 Average: 3 24.16 0.00 1.65 2.19 1.32 70.68