---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8889 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 7.7G 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 460 5167 0 2347 7231 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:d3:1f:4c brd ff:ff:ff:ff:ff:ff inet 10.32.6.26/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fed3:1f4c/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-8889) 08/22/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:03 98.22 28.63 69.59 941.58 5346.19 07:07:01 50.52 0.34 50.17 39.28 9553.82 07:08:01 75.94 38.14 37.80 2227.66 9082.97 07:09:01 30.00 2.85 27.15 128.87 8255.34 Average: 63.78 17.63 46.14 840.92 8047.28 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:03 5931464 7407596 2235948 27.38 39964 1614096 719216 7.80 605024 1461400 106552 07:07:01 5734056 7500884 2433356 29.79 57116 1871244 612320 6.64 510044 1720076 191388 07:08:01 5340344 7438140 2827068 34.61 65876 2185548 656040 7.12 704308 1904496 212680 07:09:01 5288888 7401584 2878524 35.24 67980 2197736 682876 7.41 750460 1909120 9296 Average: 5573688 7437051 2593724 31.76 57734 1967156 667613 7.24 642459 1748773 129979 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:03 ens3 241.83 126.45 1154.09 46.94 0.00 0.00 0.00 0.00 07:06:03 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 58.68 53.53 764.29 6.22 0.00 0.00 0.00 0.00 07:07:01 lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 139.32 122.89 2010.88 28.98 0.00 0.00 0.00 0.00 07:08:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 58.22 59.12 27.78 665.93 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 125.05 90.80 991.08 188.55 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8889) 08/22/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:03 all 21.76 0.00 1.44 3.53 2.25 71.02 07:06:03 0 16.23 0.00 0.86 0.66 1.67 80.58 07:06:03 1 18.90 0.00 1.56 3.99 2.93 72.62 07:06:03 2 28.61 0.00 1.77 1.87 2.22 65.52 07:06:03 3 23.32 0.00 1.56 7.60 2.20 65.33 07:07:01 all 19.84 0.00 1.33 1.76 1.38 75.69 07:07:01 0 7.69 0.00 0.69 0.03 0.52 91.07 07:07:01 1 26.36 0.00 1.74 0.65 1.99 69.26 07:07:01 2 6.02 0.00 0.49 0.55 1.28 91.65 07:07:01 3 39.34 0.00 2.39 5.81 1.72 50.73 07:08:01 all 40.39 0.00 2.62 1.89 5.10 50.00 07:08:01 0 40.38 0.00 2.05 0.92 5.22 51.42 07:08:01 1 46.55 0.00 3.23 2.50 5.43 42.29 07:08:01 2 40.89 0.00 2.78 3.22 5.01 48.09 07:08:01 3 33.75 0.00 2.41 0.90 4.73 58.21 07:09:01 all 19.79 0.00 1.04 1.33 1.45 76.39 07:09:01 0 30.88 0.00 1.18 0.35 1.82 65.78 07:09:01 1 18.97 0.00 0.86 3.71 1.39 75.06 07:09:01 2 21.66 0.00 1.23 1.09 1.62 74.40 07:09:01 3 7.61 0.00 0.91 0.15 0.98 90.35 Average: all 25.52 0.00 1.61 2.13 2.56 68.17 Average: 0 23.98 0.00 1.20 0.50 2.33 71.99 Average: 1 27.72 0.00 1.85 2.73 2.95 64.75 Average: 2 24.48 0.00 1.58 1.70 2.55 69.69 Average: 3 25.91 0.00 1.81 3.59 2.42 66.26