---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-671 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 466 5332 0 2177 7229 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:93:38:33 brd ff:ff:ff:ff:ff:ff inet 10.32.7.123/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe93:3833/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-671) 04/16/26 _x86_64_ (4 CPU) 12:47:02 LINUX RESTART (4 CPU) 12:48:01 tps rtps wtps bread/s bwrtn/s 12:49:01 70.75 17.00 53.76 1225.40 8796.53 12:50:01 81.74 21.70 60.04 979.70 7628.33 12:51:01 29.08 3.63 25.45 136.78 5058.36 Average: 60.52 14.11 46.41 780.63 7161.07 12:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 5809448 7491752 2357972 28.87 56728 1790476 586164 6.36 522128 1644220 127072 12:50:01 5407004 7214048 2760416 33.80 63608 1902916 845100 9.17 867816 1688156 3632 12:51:01 5490672 7431344 2676748 32.77 67176 2030816 629604 6.83 716540 1752864 24704 Average: 5569041 7379048 2598379 31.81 62504 1908069 686956 7.45 702161 1695080 51803 12:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 ens3 85.84 61.37 819.30 14.09 0.00 0.00 0.00 0.00 12:49:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 12:50:01 ens3 281.24 322.53 1300.49 61.29 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 134.93 143.34 325.53 621.45 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 167.33 175.75 815.11 232.28 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-671) 04/16/26 _x86_64_ (4 CPU) 12:47:02 LINUX RESTART (4 CPU) 12:48:01 CPU %user %nice %system %iowait %steal %idle 12:49:01 all 19.92 0.00 1.32 2.62 1.35 74.80 12:49:01 0 10.56 0.00 0.98 0.42 0.60 87.44 12:49:01 1 17.60 0.00 1.16 7.88 1.15 72.21 12:49:01 2 15.74 0.00 1.20 0.91 1.80 80.35 12:49:01 3 35.75 0.00 1.93 1.26 1.84 59.21 12:50:01 all 39.45 0.00 2.37 1.80 5.15 51.23 12:50:01 0 40.55 0.00 2.21 2.14 4.84 50.26 12:50:01 1 37.79 0.00 2.01 2.62 4.97 52.61 12:50:01 2 42.35 0.00 3.02 1.18 5.74 47.72 12:50:01 3 37.13 0.00 2.23 1.25 5.08 54.31 12:51:01 all 21.16 0.00 1.20 1.06 1.40 75.17 12:51:01 0 6.48 0.00 1.13 0.50 1.42 90.48 12:51:01 1 27.74 0.00 1.37 1.33 1.07 68.50 12:51:01 2 32.19 0.00 1.11 0.63 1.54 64.52 12:51:01 3 18.29 0.00 1.24 1.77 1.56 77.13 Average: all 26.87 0.00 1.63 1.83 2.64 67.04 Average: 0 19.25 0.00 1.44 1.02 2.30 75.99 Average: 1 27.74 0.00 1.51 3.94 2.40 64.40 Average: 2 30.07 0.00 1.78 0.91 3.02 64.23 Average: 3 30.40 0.00 1.80 1.43 2.83 63.54