---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11106 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.1G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 602 12426 0 3010 15107 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e5:df:6f brd ff:ff:ff:ff:ff:ff inet 10.30.106.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fee5:df6f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11106) 11/08/25 _x86_64_ (4 CPU) 01:13:53 LINUX RESTART (4 CPU) 01:14:01 tps rtps wtps bread/s bwrtn/s 01:15:02 376.34 54.99 321.35 3673.25 71594.60 01:16:01 182.82 32.72 150.09 1811.90 19046.94 01:17:01 77.17 4.17 73.00 136.24 25200.07 Average: 212.27 30.61 181.66 1874.14 38723.16 01:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:15:02 13862512 15481180 2562448 15.60 65588 1752116 867900 4.97 739828 1603196 211196 01:16:01 12780652 14780580 3644308 22.19 84596 2097692 1455700 8.33 1477172 1911648 8032 01:17:01 12666620 15409800 3758340 22.88 96300 2808512 879152 5.03 1147688 2322572 36244 Average: 13103261 15223853 3321699 20.22 82161 2219440 1067584 6.11 1121563 1945805 85157 01:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:15:02 ens3 445.94 291.93 1875.99 81.42 0.00 0.00 0.00 0.00 01:15:02 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 01:16:01 ens3 466.97 426.76 4420.28 75.72 0.00 0.00 0.00 0.00 01:16:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 01:17:01 ens3 402.17 318.90 4680.52 49.04 0.00 0.00 0.00 0.00 01:17:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 438.20 345.41 3654.68 68.69 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11106) 11/08/25 _x86_64_ (4 CPU) 01:13:53 LINUX RESTART (4 CPU) 01:14:01 CPU %user %nice %system %iowait %steal %idle 01:15:02 all 23.09 0.00 1.94 5.39 0.06 69.52 01:15:02 0 12.50 0.00 1.04 0.98 0.05 85.43 01:15:02 1 20.67 0.00 1.82 1.69 0.05 75.77 01:15:02 2 31.69 0.00 2.88 10.45 0.08 54.89 01:15:02 3 27.63 0.00 1.99 8.51 0.07 61.80 01:16:01 all 27.17 0.00 1.81 1.12 0.08 69.82 01:16:01 0 27.26 0.00 0.97 0.05 0.09 71.63 01:16:01 1 24.60 0.00 3.19 2.90 0.07 69.26 01:16:01 2 23.71 0.00 1.78 1.14 0.07 73.30 01:16:01 3 33.12 0.00 1.32 0.39 0.07 65.10 01:17:01 all 38.05 0.00 2.10 0.95 0.08 58.83 01:17:01 0 53.76 0.00 3.10 0.50 0.08 42.56 01:17:01 1 29.98 0.00 1.21 1.29 0.07 67.45 01:17:01 2 39.34 0.00 2.29 1.87 0.08 56.41 01:17:01 3 29.07 0.00 1.79 0.12 0.07 68.96 Average: all 29.44 0.00 1.95 2.50 0.07 66.04 Average: 0 31.12 0.00 1.70 0.51 0.07 66.59 Average: 1 25.07 0.00 2.07 1.95 0.06 70.84 Average: 2 31.62 0.00 2.32 4.50 0.08 61.48 Average: 3 29.92 0.00 1.70 3.02 0.07 65.29