---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1815 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 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 611 12707 0 2721 15105 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:10:9f:45 brd ff:ff:ff:ff:ff:ff inet 10.30.106.88/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe10:9f45/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1815) 03/04/26 _x86_64_ (4 CPU) 17:29:49 LINUX RESTART (4 CPU) 17:30:01 tps rtps wtps bread/s bwrtn/s 17:31:02 323.81 53.88 269.93 3591.74 15428.86 17:32:01 134.05 15.19 118.86 347.80 19259.25 17:33:01 15.61 5.23 10.38 403.27 4905.18 17:34:01 45.59 1.87 43.73 117.18 10045.66 Average: 129.76 19.06 110.70 1118.34 12380.92 17:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:31:02 13968316 15552052 2456652 14.96 63636 1721176 779756 4.46 664972 1577308 172192 17:32:01 12954712 14801388 3470256 21.13 77588 1956616 1476996 8.45 1444364 1782388 7608 17:33:01 12741284 14625616 3683684 22.43 79308 1991040 1577268 9.03 1651828 1785260 10740 17:34:01 12994480 15453596 3430488 20.89 84436 2551024 857392 4.91 1034652 2133220 441984 Average: 13164698 15108163 3260270 19.85 76242 2054964 1172853 6.71 1198954 1819544 158131 17:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:31:02 ens3 404.13 257.65 1970.41 76.50 0.00 0.00 0.00 0.00 17:31:02 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 17:32:01 ens3 278.93 221.02 2716.63 43.50 0.00 0.00 0.00 0.00 17:32:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 17:33:01 ens3 3642.11 2297.27 866.56 788.71 0.00 0.00 0.00 0.00 17:33:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:34:01 ens3 244.59 153.49 720.85 54.67 0.00 0.00 0.00 0.00 17:34:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 1146.06 734.50 1563.78 241.67 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1815) 03/04/26 _x86_64_ (4 CPU) 17:29:49 LINUX RESTART (4 CPU) 17:30:01 CPU %user %nice %system %iowait %steal %idle 17:31:02 all 20.84 0.00 1.94 5.72 0.08 71.43 17:31:02 0 37.15 0.00 3.30 7.89 0.12 51.55 17:31:02 1 19.81 0.00 1.77 4.89 0.08 73.45 17:31:02 2 14.67 0.00 1.32 7.28 0.05 76.68 17:31:02 3 11.77 0.00 1.32 2.81 0.07 84.03 17:32:01 all 37.06 0.00 1.82 5.98 0.13 55.01 17:32:01 0 41.39 0.00 2.02 6.95 0.15 49.49 17:32:01 1 39.10 0.00 1.57 6.26 0.10 52.96 17:32:01 2 35.05 0.00 2.56 9.65 0.14 52.61 17:32:01 3 32.71 0.00 1.13 0.99 0.14 65.03 17:33:01 all 33.87 0.00 6.80 0.33 0.10 58.90 17:33:01 0 53.73 0.00 10.76 0.86 0.12 34.54 17:33:01 1 26.51 0.00 3.78 0.30 0.08 69.32 17:33:01 2 28.08 0.00 9.85 0.08 0.08 61.90 17:33:01 3 27.21 0.00 2.81 0.12 0.10 69.77 17:34:01 all 34.79 0.00 1.69 2.36 0.08 61.07 17:34:01 0 27.18 0.00 1.24 7.57 0.08 63.92 17:34:01 1 55.31 0.00 2.53 1.21 0.10 40.85 17:34:01 2 32.21 0.00 1.92 0.15 0.08 65.63 17:34:01 3 24.57 0.00 1.12 0.50 0.08 73.72 Average: all 31.61 0.00 3.07 3.59 0.10 61.64 Average: 0 39.85 0.00 4.34 5.81 0.12 49.88 Average: 1 35.13 0.00 2.42 3.16 0.09 59.20 Average: 2 27.47 0.00 3.92 4.26 0.09 64.26 Average: 3 24.01 0.00 1.60 1.11 0.10 73.19