---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2326 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 7.7G 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 5226 0 2281 7225 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:3a:96:57 brd ff:ff:ff:ff:ff:ff inet 10.32.7.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe3a:9657/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2326) 06/01/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 140.49 54.86 85.64 3608.07 41006.92 07:07:01 83.32 30.93 52.40 1722.96 9488.56 07:08:01 55.92 10.58 45.34 626.43 9562.14 07:09:01 25.15 0.88 24.26 48.93 6048.59 Average: 76.19 24.28 51.91 1500.67 16555.99 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5960836 7411228 2206584 27.02 38792 1590532 700112 7.60 596360 1446648 104784 07:07:01 5624292 7392764 2543128 31.14 58456 1871452 763820 8.29 626648 1715816 156248 07:08:01 5372216 7413780 2795204 34.22 66736 2128860 671432 7.29 733356 1847004 160760 07:09:01 5384020 7431800 2783400 34.08 68664 2132716 657504 7.13 724584 1843512 11764 Average: 5585341 7412393 2582079 31.61 58162 1930890 698217 7.58 670237 1713245 108389 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 463.72 268.72 1533.67 68.76 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 65.53 53.60 532.79 14.46 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 178.90 161.04 1860.13 24.76 0.00 0.00 0.00 0.00 07:09:01 lo 1.80 1.80 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 62.57 68.46 31.69 680.91 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 Average: ens3 193.21 138.31 991.48 197.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2326) 06/01/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.34 0.00 2.50 4.31 1.86 69.00 07:06:02 0 15.17 0.00 1.13 1.13 1.06 81.51 07:06:02 1 32.53 0.00 3.01 9.37 1.91 53.19 07:06:02 2 9.97 0.00 3.74 5.42 2.47 78.40 07:06:02 3 31.75 0.00 2.11 1.33 1.99 62.83 07:07:01 all 22.93 0.00 1.51 2.09 1.67 71.80 07:07:01 0 6.87 0.00 0.74 4.06 0.78 87.55 07:07:01 1 15.87 0.00 1.35 1.91 1.05 79.82 07:07:01 2 7.74 0.00 0.62 0.08 2.33 89.23 07:07:01 3 61.44 0.00 3.33 2.33 2.50 30.40 07:08:01 all 37.83 0.00 1.85 1.09 3.37 55.86 07:08:01 0 32.56 0.00 1.81 1.84 3.23 60.56 07:08:01 1 50.89 0.00 1.95 1.95 3.53 41.67 07:08:01 2 28.35 0.00 2.30 0.51 3.83 65.00 07:08:01 3 39.53 0.00 1.33 0.07 2.87 56.21 07:09:01 all 20.27 0.00 1.11 0.82 1.32 76.47 07:09:01 0 23.22 0.00 1.30 0.92 0.97 73.60 07:09:01 1 25.62 0.00 1.23 2.04 1.56 69.55 07:09:01 2 2.87 0.00 0.70 0.03 1.33 95.07 07:09:01 3 29.40 0.00 1.25 0.25 1.44 67.66 Average: all 25.86 0.00 1.74 2.08 2.06 68.26 Average: 0 19.51 0.00 1.25 1.98 1.52 75.75 Average: 1 31.31 0.00 1.89 3.82 2.02 60.96 Average: 2 12.25 0.00 1.84 1.52 2.49 81.89 Average: 3 40.43 0.00 2.00 0.99 2.20 54.38