---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7848 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 7.6G 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 484 5302 0 2188 7211 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:17:7e:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.71/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe17:7ea7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7848) 03/01/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 139.39 54.72 84.67 3584.07 40551.92 07:07:01 75.24 23.01 52.23 1474.33 9217.42 07:08:01 77.04 16.16 60.87 768.01 7763.64 07:09:01 28.01 1.77 26.24 81.57 5524.96 Average: 79.94 23.92 56.02 1476.95 15791.45 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6008104 7427944 2159316 26.44 37004 1562648 676592 7.34 572044 1423056 84504 07:07:01 5694236 7396440 2473184 30.28 56748 1809664 836912 9.08 620436 1656388 130160 07:08:01 5360072 7183392 2807348 34.37 63840 1918164 884464 9.60 896524 1701876 5968 07:09:01 5477424 7429328 2689996 32.94 66924 2041836 641196 6.96 714436 1764388 9416 Average: 5634959 7359276 2532461 31.01 56129 1833078 759791 8.24 700860 1636427 57512 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:06:02 ens3 441.03 261.06 1434.25 67.39 0.00 0.00 0.00 0.00 07:07:01 lo 1.25 1.25 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 67.21 55.04 459.09 15.08 0.00 0.00 0.00 0.00 07:08:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 281.72 323.91 1329.91 53.44 0.00 0.00 0.00 0.00 07:09:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 139.64 130.91 282.12 616.21 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 Average: ens3 233.09 193.30 878.06 188.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7848) 03/01/26 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.68 0.00 2.21 5.17 1.85 69.09 07:06:02 0 15.02 0.00 4.02 11.26 1.82 67.88 07:06:02 1 26.44 0.00 1.64 2.91 1.74 67.26 07:06:02 2 16.69 0.00 1.54 5.18 2.20 74.38 07:06:02 3 28.62 0.00 1.65 1.30 1.60 66.84 07:07:01 all 21.28 0.00 1.46 2.17 1.70 73.40 07:07:01 0 14.54 0.00 0.99 3.00 2.03 79.43 07:07:01 1 8.32 0.00 1.11 3.79 1.43 85.36 07:07:01 2 32.40 0.00 1.81 1.06 1.84 62.88 07:07:01 3 29.94 0.00 1.96 0.83 1.47 65.80 07:08:01 all 43.18 0.00 2.34 1.25 4.30 48.92 07:08:01 0 35.02 0.00 2.23 0.87 4.53 57.34 07:08:01 1 43.44 0.00 2.35 2.06 3.93 48.22 07:08:01 2 47.35 0.00 3.52 1.68 4.91 42.54 07:08:01 3 46.95 0.00 1.24 0.38 3.86 47.58 07:09:01 all 21.06 0.00 1.42 0.81 1.54 75.18 07:09:01 0 6.28 0.00 0.86 0.15 1.22 91.48 07:09:01 1 5.90 0.00 0.95 2.47 2.01 88.67 07:09:01 2 43.72 0.00 2.68 0.43 1.75 51.42 07:09:01 3 28.60 0.00 1.20 0.17 1.15 68.89 Average: all 26.85 0.00 1.86 2.35 2.35 66.59 Average: 0 17.76 0.00 2.03 3.82 2.41 73.98 Average: 1 21.08 0.00 1.52 2.80 2.28 72.32 Average: 2 35.06 0.00 2.39 2.10 2.68 57.77 Average: 3 33.57 0.00 1.51 0.67 2.03 62.23