---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2374 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 8.4G 70G 11% / 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 554 13315 0 2169 15174 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:67:6f:3d brd ff:ff:ff:ff:ff:ff inet 10.30.106.66/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe67:6f3d/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-2374) 10/02/25 _x86_64_ (4 CPU) 15:05:39 LINUX RESTART (4 CPU) 15:06:01 tps rtps wtps bread/s bwrtn/s 15:07:02 123.28 41.29 81.99 2722.88 45538.54 15:08:01 68.04 0.19 67.85 26.84 28318.32 15:09:01 89.26 28.50 60.77 1669.77 7002.40 15:10:01 72.65 6.47 66.19 243.69 6430.26 Average: 88.39 19.19 69.20 1170.71 21790.87 15:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:07:02 14113508 15578352 2311460 14.07 42936 1632852 778536 4.46 630312 1489272 50756 15:08:01 13917212 15593768 2507756 15.27 61432 1814980 730784 4.18 620128 1670444 132932 15:09:01 13520192 15365744 2904776 17.69 70692 1966596 986740 5.65 863600 1809204 99040 15:10:01 13601504 15501904 2823464 17.19 75996 2014632 822488 4.71 768588 1821256 11892 Average: 13788104 15509942 2636864 16.05 62764 1857265 829637 4.75 720657 1697544 73655 15:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:07:02 ens3 437.38 279.27 2528.52 74.92 0.00 0.00 0.00 0.00 15:07:02 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 15:08:01 ens3 59.01 42.50 757.09 5.43 0.00 0.00 0.00 0.00 15:08:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 15:09:01 ens3 116.31 78.96 602.07 21.79 0.00 0.00 0.00 0.00 15:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 15:10:01 ens3 77.79 73.77 569.14 16.53 0.00 0.00 0.00 0.00 15:10:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 173.08 118.93 1115.55 29.77 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2374) 10/02/25 _x86_64_ (4 CPU) 15:05:39 LINUX RESTART (4 CPU) 15:06:01 CPU %user %nice %system %iowait %steal %idle 15:07:02 all 13.54 0.00 1.39 20.04 0.05 64.97 15:07:02 0 14.86 0.00 0.95 12.07 0.05 72.06 15:07:02 1 16.92 0.00 1.94 31.26 0.07 49.82 15:07:02 2 10.14 0.00 1.50 34.65 0.07 53.63 15:07:02 3 12.26 0.00 1.17 2.22 0.05 84.31 15:08:01 all 8.64 0.00 0.72 16.32 0.04 74.27 15:08:01 0 1.71 0.00 0.10 0.32 0.02 97.85 15:08:01 1 13.83 0.00 0.75 5.01 0.03 80.38 15:08:01 2 5.13 0.00 0.51 1.33 0.03 93.00 15:08:01 3 13.92 0.00 1.55 58.91 0.07 25.55 15:09:01 all 11.94 0.00 0.84 15.62 0.05 71.55 15:09:01 0 9.76 0.00 0.62 2.42 0.05 87.15 15:09:01 1 12.67 0.00 0.78 2.85 0.03 83.66 15:09:01 2 9.59 0.00 0.85 3.75 0.05 85.76 15:09:01 3 15.78 0.00 1.09 53.81 0.07 29.24 15:10:01 all 19.85 0.00 1.33 5.15 0.06 73.61 15:10:01 0 7.96 0.00 1.25 1.91 0.05 88.83 15:10:01 1 38.86 0.00 1.68 2.93 0.07 56.46 15:10:01 2 23.98 0.00 1.27 1.10 0.05 73.60 15:10:01 3 8.56 0.00 1.14 14.67 0.05 75.58 Average: all 13.52 0.00 1.07 14.27 0.05 71.09 Average: 0 8.60 0.00 0.73 4.19 0.04 86.43 Average: 1 20.60 0.00 1.29 10.52 0.05 67.54 Average: 2 12.24 0.00 1.04 10.24 0.05 76.43 Average: 3 12.62 0.00 1.24 32.21 0.06 53.88