---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4557 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 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 470 5221 0 2284 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:5b:d2:7f brd ff:ff:ff:ff:ff:ff inet 10.32.6.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe5b:d27f/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-4557) 06/29/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 111.60 40.61 70.99 2156.71 6745.41 07:07:02 74.97 30.33 44.64 1687.72 8887.45 07:08:01 52.83 8.13 44.70 551.68 9426.23 07:09:01 28.39 3.47 24.93 131.96 6267.78 Average: 67.00 20.69 46.32 1134.38 7825.05 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5913024 7402244 2254396 27.60 41016 1624620 715316 7.76 612980 1470404 117236 07:07:02 5588016 7359512 2579404 31.58 58604 1873800 759120 8.24 658828 1718084 157436 07:08:01 5323804 7369056 2843616 34.82 66552 2132816 719812 7.81 777284 1849684 163804 07:09:01 5352336 7401496 2815084 34.47 68440 2134316 668744 7.26 752420 1845356 10564 Average: 5544295 7383077 2623125 32.12 58653 1941388 715748 7.77 700378 1720882 112260 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 389.35 223.56 1479.22 63.53 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:02 ens3 73.34 60.39 533.48 14.62 0.00 0.00 0.00 0.00 07:07:02 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 176.47 155.95 1885.15 23.66 0.00 0.00 0.00 0.00 07:08:01 lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 55.26 68.63 30.82 676.07 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 173.59 127.01 978.39 195.20 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 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-4557) 06/29/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.33 0.00 1.81 3.83 2.32 69.71 07:06:01 0 31.34 0.00 2.17 1.36 2.34 62.79 07:06:01 1 12.70 0.00 1.73 7.38 2.06 76.13 07:06:01 2 34.57 0.00 2.12 1.97 3.08 58.25 07:06:01 3 10.66 0.00 1.21 4.62 1.83 81.68 07:07:02 all 22.54 0.00 1.52 2.11 2.05 71.78 07:07:02 0 14.19 0.00 1.25 1.55 1.68 81.34 07:07:02 1 22.80 0.00 1.81 5.31 2.17 67.91 07:07:02 2 42.48 0.00 2.19 0.37 2.94 52.03 07:07:02 3 10.65 0.00 0.81 1.23 1.41 85.89 07:08:01 all 36.31 0.00 1.90 1.32 4.67 55.80 07:08:01 0 28.09 0.00 1.23 0.59 3.75 66.34 07:08:01 1 57.78 0.00 2.59 2.98 5.66 30.99 07:08:01 2 28.24 0.00 2.15 0.59 4.96 64.06 07:08:01 3 31.16 0.00 1.60 1.11 4.33 61.80 07:09:01 all 20.31 0.00 1.06 1.11 1.33 76.18 07:09:01 0 1.16 0.00 0.35 0.10 0.37 98.02 07:09:01 1 30.30 0.00 2.09 2.82 1.89 62.90 07:09:01 2 22.19 0.00 0.76 0.10 1.72 75.24 07:09:01 3 27.55 0.00 1.08 1.43 1.35 68.59 Average: all 25.34 0.00 1.57 2.10 2.59 68.41 Average: 0 18.68 0.00 1.25 0.90 2.03 77.14 Average: 1 30.81 0.00 2.05 4.63 2.94 59.58 Average: 2 31.87 0.00 1.80 0.76 3.17 62.40 Average: 3 19.96 0.00 1.18 2.10 2.22 74.54