---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-21166 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 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 616 12675 0 2747 15098 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:f3:ea:44 brd ff:ff:ff:ff:ff:ff inet 10.30.106.20/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fef3:ea44/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-21166) 02/26/26 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 80.59 0.30 80.29 27.46 27712.98 03:07:01 128.76 15.20 113.56 383.14 31759.51 03:08:01 34.74 3.18 31.56 344.88 17723.71 03:09:01 36.88 4.17 32.71 134.64 4617.10 Average: 70.24 5.71 64.53 222.53 20453.32 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13899824 15537596 2525144 15.37 65784 1770572 813140 4.65 685072 1620080 220548 03:07:01 13375884 15139536 3049084 18.56 82656 1869036 1226904 7.02 1109072 1696748 24320 03:08:01 12465736 14364472 3959232 24.10 85036 1997900 1999040 11.44 1905328 1802756 7388 03:09:01 13022392 15497708 3402576 20.72 89680 2560880 816740 4.67 991204 2145916 478944 Average: 13190959 15134828 3234009 19.69 80789 2049597 1213956 6.95 1172669 1816375 182800 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 81.35 56.04 967.22 9.01 0.00 0.00 0.00 0.00 03:06:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 279.87 256.61 1060.27 72.50 0.00 0.00 0.00 0.00 03:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:08:01 ens3 3571.49 2446.24 2589.75 803.69 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 417.01 340.61 783.00 1823.83 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 1087.43 774.88 1350.06 677.26 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-21166) 02/26/26 _x86_64_ (4 CPU) 03:04:25 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.52 0.00 1.09 8.62 0.04 76.72 03:06:01 0 16.09 0.00 1.51 27.67 0.05 54.68 03:06:01 1 6.84 0.00 0.52 0.85 0.03 91.76 03:06:01 2 13.68 0.00 1.08 1.25 0.03 83.95 03:06:01 3 17.49 0.00 1.24 4.78 0.05 76.44 03:07:01 all 20.82 0.00 1.63 4.92 0.07 72.56 03:07:01 0 14.88 0.00 1.76 8.77 0.07 74.52 03:07:01 1 18.78 0.00 1.68 10.30 0.07 69.17 03:07:01 2 26.17 0.00 0.97 0.02 0.07 72.77 03:07:01 3 23.40 0.00 2.12 0.63 0.08 73.76 03:08:01 all 37.64 0.00 6.61 1.57 0.08 54.10 03:08:01 0 26.11 0.00 2.93 3.18 0.08 67.69 03:08:01 1 37.57 0.00 4.08 1.65 0.08 56.61 03:08:01 2 36.51 0.00 9.64 1.12 0.07 52.66 03:08:01 3 50.34 0.00 9.79 0.33 0.08 39.45 03:09:01 all 41.37 0.00 2.07 0.28 0.09 56.19 03:09:01 0 34.44 0.00 1.99 0.38 0.10 63.09 03:09:01 1 48.10 0.00 2.29 0.03 0.08 49.49 03:09:01 2 49.30 0.00 2.05 0.63 0.08 47.93 03:09:01 3 33.68 0.00 1.90 0.05 0.08 64.28 Average: all 28.33 0.00 2.85 3.85 0.07 64.90 Average: 0 22.88 0.00 2.05 10.00 0.08 64.99 Average: 1 27.80 0.00 2.14 3.21 0.07 66.79 Average: 2 31.41 0.00 3.43 0.76 0.06 64.34 Average: 3 31.23 0.00 3.76 1.45 0.08 63.48