---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2956 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 470 5200 0 2304 7222 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:6b:e4:88 brd ff:ff:ff:ff:ff:ff inet 10.32.7.10/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe6b:e488/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2956) 09/06/25 _x86_64_ (4 CPU) 03:48:00 LINUX RESTART (4 CPU) 03:49:02 tps rtps wtps bread/s bwrtn/s 03:50:01 55.18 3.22 51.96 101.00 8802.44 03:51:01 43.16 9.38 33.78 170.64 6664.49 03:52:01 8.58 0.00 8.58 0.00 341.98 03:53:01 51.17 0.98 50.19 89.19 9119.81 Average: 39.45 3.40 36.05 90.15 6220.45 03:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 5848252 7484440 2319160 28.40 55688 1745268 608252 6.60 518296 1605692 122276 03:51:01 5537740 7240492 2629672 32.20 58912 1806684 886220 9.62 778180 1650972 1484 03:52:01 5511288 7222172 2656124 32.52 60824 1811672 894244 9.70 799016 1654452 3336 03:53:01 5335416 7410988 2831996 34.67 65992 2163708 675192 7.33 629692 1984776 129520 Average: 5558174 7339523 2609238 31.95 60354 1881833 765977 8.31 681296 1723973 64154 03:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:50:01 ens3 40.50 33.77 543.04 5.00 0.00 0.00 0.00 0.00 03:51:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 128.36 121.23 925.64 24.49 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 83.20 122.86 74.17 18.83 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 580.54 501.60 4025.44 64.56 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 208.83 195.53 1395.40 28.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2956) 09/06/25 _x86_64_ (4 CPU) 03:48:00 LINUX RESTART (4 CPU) 03:49:02 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 21.26 0.00 1.32 1.52 0.93 74.98 03:50:01 0 35.34 0.00 1.82 0.29 1.37 61.18 03:50:01 1 12.75 0.00 0.98 0.93 0.84 84.50 03:50:01 2 31.28 0.00 2.02 4.58 1.32 60.80 03:50:01 3 5.64 0.00 0.46 0.29 0.20 93.41 03:51:01 all 14.76 0.00 0.81 0.50 1.03 82.90 03:51:01 0 11.26 0.00 0.43 0.00 0.93 87.37 03:51:01 1 10.68 0.00 0.57 1.07 0.75 86.94 03:51:01 2 21.00 0.00 0.67 0.43 1.55 76.34 03:51:01 3 16.10 0.00 1.55 0.47 0.88 81.00 03:52:01 all 5.16 0.00 0.37 0.03 0.39 94.06 03:52:01 0 8.38 0.00 0.86 0.00 0.34 90.42 03:52:01 1 1.58 0.00 0.15 0.00 0.13 98.13 03:52:01 2 6.74 0.00 0.28 0.10 0.67 92.21 03:52:01 3 3.96 0.00 0.20 0.00 0.42 95.42 03:53:01 all 20.88 0.00 1.60 0.76 1.01 75.74 03:53:01 0 31.58 0.00 1.54 1.44 1.23 64.20 03:53:01 1 30.63 0.00 1.85 0.55 1.18 65.78 03:53:01 2 11.03 0.00 1.98 0.72 0.95 85.32 03:53:01 3 10.23 0.00 1.03 0.33 0.65 87.75 Average: all 15.50 0.00 1.03 0.70 0.84 81.94 Average: 0 21.64 0.00 1.16 0.44 0.97 75.80 Average: 1 13.91 0.00 0.89 0.64 0.73 83.84 Average: 2 17.46 0.00 1.23 1.45 1.12 78.74 Average: 3 9.00 0.00 0.81 0.27 0.54 89.38