---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8490 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 467 5281 0 2226 7226 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:31:cd:02 brd ff:ff:ff:ff:ff:ff inet 10.32.7.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe31:cd02/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8490) 08/16/26 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:02 117.35 54.91 62.45 3607.52 5746.57 19:15:01 53.95 0.42 53.52 50.42 9722.40 19:16:01 81.42 18.31 63.11 657.76 10795.13 19:17:01 23.03 1.53 21.50 101.58 4394.20 Average: 68.80 18.72 50.08 1098.19 7664.07 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5942696 7376800 2224716 27.24 38228 1575748 720924 7.82 628688 1433728 91572 19:15:01 5695368 7476540 2472044 30.27 57000 1885604 614152 6.66 542484 1728820 211916 19:16:01 5403660 7386700 2763752 33.84 63752 2075564 712636 7.73 711148 1842116 104648 19:17:01 5424124 7417144 2743288 33.59 65916 2082488 674440 7.32 696784 1833724 10244 Average: 5616462 7414296 2550950 31.23 56224 1904851 680538 7.38 644776 1709597 104595 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 404.81 200.64 1524.06 64.50 0.00 0.00 0.00 0.00 19:14:02 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 57.15 53.02 749.10 5.97 0.00 0.00 0.00 0.00 19:15:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 19:16:01 ens3 246.58 257.86 1377.66 69.73 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 49.03 50.22 30.53 519.96 0.00 0.00 0.00 0.00 19:17:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 189.04 140.55 918.51 166.12 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8490) 08/16/26 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 23.47 0.00 1.84 3.55 1.64 69.50 19:14:02 0 31.72 0.00 1.84 5.05 2.09 59.30 19:14:02 1 20.60 0.00 1.44 2.15 1.39 74.42 19:14:02 2 9.49 0.00 1.51 4.94 1.25 82.81 19:14:02 3 32.05 0.00 2.57 2.06 1.81 61.51 19:15:01 all 20.03 0.00 1.24 1.68 1.06 75.99 19:15:01 0 28.13 0.00 1.89 1.06 1.67 67.25 19:15:01 1 48.13 0.00 2.22 0.32 1.83 47.50 19:15:01 2 2.28 0.00 0.64 5.30 0.51 91.27 19:15:01 3 1.54 0.00 0.19 0.02 0.24 98.02 19:16:01 all 37.96 0.00 2.00 1.52 3.56 54.96 19:16:01 0 34.82 0.00 1.38 1.13 3.28 59.40 19:16:01 1 47.54 0.00 1.90 2.30 3.70 44.56 19:16:01 2 32.73 0.00 2.56 1.68 3.53 59.50 19:16:01 3 36.74 0.00 2.19 0.96 3.71 56.40 19:17:01 all 20.62 0.00 1.09 0.78 1.24 76.27 19:17:01 0 13.15 0.00 1.16 0.23 1.13 84.33 19:17:01 1 28.81 0.00 1.13 0.93 1.23 67.90 19:17:01 2 4.48 0.00 0.58 0.05 0.73 94.15 19:17:01 3 36.02 0.00 1.46 1.94 1.87 58.71 Average: all 25.57 0.00 1.54 1.88 1.88 69.14 Average: 0 26.94 0.00 1.56 1.86 2.04 67.60 Average: 1 36.31 0.00 1.67 1.43 2.04 58.55 Average: 2 12.34 0.00 1.33 2.97 1.51 81.85 Average: 3 26.70 0.00 1.60 1.25 1.92 68.53