---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7989 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 498 5289 0 2188 7197 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:6f:dc:ff brd ff:ff:ff:ff:ff:ff inet 10.32.6.234/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86074sec preferred_lft 86074sec inet6 fe80::f816:3eff:fe6f:dcff/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-7989) 03/03/26 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 185.70 110.08 75.62 5555.48 39514.05 07:07:01 47.16 2.27 44.89 39.99 7372.04 07:08:01 95.42 31.39 64.03 1730.76 9400.47 07:09:01 42.28 8.70 33.58 503.92 3613.00 07:10:01 20.26 0.35 19.91 33.73 4652.96 Average: 78.27 30.66 47.62 1578.04 12929.79 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6078664 7430164 2088756 25.57 32216 1502028 659868 7.16 567372 1364572 47468 07:07:01 5848576 7432584 2318844 28.39 50736 1703660 650140 7.05 573424 1563916 139928 07:08:01 5542116 7287332 2625304 32.14 61148 1845644 799436 8.67 765460 1659272 6264 07:09:01 5448564 7404308 2718856 33.29 66032 2046720 666340 7.23 739272 1769988 129216 07:10:01 5438644 7399240 2728776 33.41 68084 2049304 680860 7.39 749336 1769244 17756 Average: 5671313 7390726 2496107 30.56 55643 1829471 691329 7.50 678973 1625398 68126 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 324.76 196.92 1084.82 63.86 0.00 0.00 0.00 0.00 07:06:02 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 07:07:01 ens3 56.26 42.64 696.50 5.32 0.00 0.00 0.00 0.00 07:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 161.20 186.62 565.28 38.69 0.00 0.00 0.00 0.00 07:08:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 253.77 277.20 1221.70 640.34 0.00 0.00 0.00 0.00 07:09:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:10:01 ens3 12.00 11.80 9.25 5.95 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 161.96 143.37 715.58 151.31 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7989) 03/03/26 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 20.97 0.00 3.67 7.10 4.10 64.16 07:06:02 0 14.74 0.00 5.24 8.93 4.09 67.00 07:06:02 1 11.97 0.00 2.94 5.50 3.12 76.48 07:06:02 2 42.05 0.00 4.33 5.01 5.13 43.48 07:06:02 3 14.99 0.00 2.18 8.95 4.07 69.80 07:07:01 all 18.71 0.00 1.34 2.46 1.91 75.58 07:07:01 0 23.07 0.00 1.82 6.09 2.77 66.26 07:07:01 1 9.79 0.00 0.69 1.50 0.89 87.12 07:07:01 2 22.48 0.00 1.68 0.30 1.97 73.57 07:07:01 3 19.45 0.00 1.16 1.88 1.98 75.54 07:08:01 all 31.19 0.00 1.96 2.36 3.33 61.17 07:08:01 0 24.80 0.00 1.48 3.29 2.46 67.96 07:08:01 1 21.51 0.00 1.24 1.24 3.09 72.91 07:08:01 2 28.50 0.00 2.18 2.99 4.12 62.20 07:08:01 3 49.93 0.00 2.96 1.91 3.65 41.55 07:09:01 all 31.99 0.00 1.91 1.14 3.26 61.70 07:09:01 0 26.73 0.00 2.08 2.88 3.01 65.29 07:09:01 1 42.19 0.00 1.74 0.63 2.99 52.46 07:09:01 2 28.45 0.00 2.16 0.64 2.95 65.79 07:09:01 3 30.66 0.00 1.61 0.41 4.09 63.23 07:10:01 all 19.38 0.00 0.92 1.08 1.07 77.55 07:10:01 0 0.33 0.00 0.50 3.56 0.68 94.93 07:10:01 1 60.70 0.00 1.73 0.70 2.01 34.86 07:10:01 2 9.32 0.00 0.76 0.05 0.76 89.10 07:10:01 3 7.20 0.00 0.67 0.03 0.81 91.29 Average: all 24.46 0.00 1.97 2.84 2.74 67.99 Average: 0 17.93 0.00 2.23 4.96 2.61 72.27 Average: 1 29.27 0.00 1.67 1.92 2.43 64.71 Average: 2 26.23 0.00 2.23 1.81 3.00 66.73 Average: 3 24.44 0.00 1.72 2.66 2.93 68.26