---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4229 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 9.3G 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 600 12147 0 3291 15108 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:23:07:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.205/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe23:7b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4229) 07/01/26 _x86_64_ (4 CPU) 09:25:48 LINUX RESTART (4 CPU) 09:26:02 tps rtps wtps bread/s bwrtn/s 09:27:00 344.55 66.06 278.50 3821.18 52020.74 09:28:01 459.15 34.58 424.57 1227.60 41275.73 09:29:01 475.85 0.00 475.85 0.00 46541.04 09:30:01 21.63 0.17 21.46 13.46 15837.76 Average: 325.77 25.07 300.70 1254.76 38874.05 09:26:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:27:00 14010656 15570512 2414312 14.70 60888 1700628 807568 4.62 640800 1559992 181220 09:28:01 12110044 15084988 4314924 26.27 134044 2918188 1610532 9.22 1215416 2720400 857444 09:29:01 11876344 14862048 4548624 27.69 134292 2927424 1810100 10.36 1457012 2708480 12 09:30:01 12483500 15497620 3941468 24.00 134668 2955432 808692 4.63 847264 2718684 36512 Average: 12620136 15253792 3804832 23.16 115973 2625418 1259223 7.21 1040123 2426889 268797 09:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:27:00 lo 2.37 2.37 0.26 0.26 0.00 0.00 0.00 0.00 09:27:00 ens3 403.39 252.84 1735.71 75.76 0.00 0.00 0.00 0.00 09:28:01 lo 3.93 3.93 0.74 0.74 0.00 0.00 0.00 0.00 09:28:01 ens3 450.76 340.93 4608.11 43.58 0.00 0.00 0.00 0.00 09:29:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:29:01 ens3 11.50 10.06 6.16 5.37 0.00 0.00 0.00 0.00 09:30:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 09:30:01 ens3 16.26 13.21 28.89 4.89 0.00 0.00 0.00 0.00 Average: lo 1.68 1.68 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 220.68 154.63 1606.68 32.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4229) 07/01/26 _x86_64_ (4 CPU) 09:25:48 LINUX RESTART (4 CPU) 09:26:02 CPU %user %nice %system %iowait %steal %idle 09:27:00 all 19.50 0.00 1.98 10.97 0.06 67.49 09:27:00 0 13.72 0.00 2.00 15.14 0.07 69.06 09:27:00 1 14.90 0.00 1.48 5.80 0.03 77.79 09:27:00 2 35.79 0.00 2.48 9.67 0.08 51.97 09:27:00 3 13.56 0.00 1.94 13.31 0.03 71.15 09:28:01 all 24.37 0.00 4.41 2.54 0.09 68.60 09:28:01 0 21.24 0.00 4.54 2.02 0.08 72.11 09:28:01 1 17.15 0.00 3.67 1.17 0.10 77.91 09:28:01 2 38.45 0.00 4.51 4.15 0.10 52.80 09:28:01 3 20.61 0.00 4.91 2.80 0.08 71.60 09:29:01 all 29.91 0.00 1.31 2.43 0.08 66.26 09:29:01 0 12.06 0.00 0.55 0.12 0.07 87.20 09:29:01 1 66.56 0.00 1.97 1.55 0.10 29.82 09:29:01 2 21.98 0.00 1.78 6.32 0.08 69.84 09:29:01 3 19.09 0.00 0.94 1.69 0.08 78.20 09:30:01 all 39.54 0.00 1.32 0.27 0.09 58.78 09:30:01 0 34.85 0.00 1.07 0.00 0.08 64.00 09:30:01 1 48.08 0.00 1.47 0.02 0.10 50.33 09:30:01 2 31.03 0.00 1.16 0.03 0.08 67.69 09:30:01 3 44.27 0.00 1.64 1.04 0.10 52.95 Average: all 28.37 0.00 2.26 4.01 0.08 65.28 Average: 0 20.52 0.00 2.04 4.25 0.08 73.12 Average: 1 36.72 0.00 2.15 2.12 0.08 58.93 Average: 2 31.80 0.00 2.48 5.01 0.09 60.62 Average: 3 24.41 0.00 2.37 4.67 0.08 68.48