---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-220 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 5357 0 2151 7230 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:49:b2:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe49:b2fc/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-220) 12/11/25 _x86_64_ (4 CPU) 12:46:47 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 118.69 54.18 64.51 3568.14 6049.32 12:49:01 86.42 30.00 56.42 1686.52 8999.03 12:50:01 62.83 9.05 53.78 508.50 10248.18 12:51:01 18.70 0.33 18.36 33.59 1455.76 Average: 71.66 23.39 48.27 1449.24 6688.19 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5911416 7372328 2256004 27.62 39100 1600108 750668 8.15 638948 1450224 109696 12:49:01 5562852 7274308 2604568 31.89 59052 1815172 844240 9.16 747088 1659552 106748 12:50:01 5517184 7429580 2650236 32.45 63392 2007744 648760 7.04 703316 1739764 26504 12:51:01 5526204 7441008 2641216 32.34 64868 2008792 637496 6.92 697712 1738256 9260 Average: 5629414 7379306 2538006 31.07 56603 1857954 720291 7.82 696766 1646949 63052 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 432.39 226.39 1466.00 65.27 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 110.46 98.65 491.92 24.04 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 229.51 255.71 1199.77 631.53 0.00 0.00 0.00 0.00 12:50:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 15.28 11.08 14.16 4.72 0.00 0.00 0.00 0.00 12:51:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 196.92 147.97 793.01 181.41 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 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-220) 12/11/25 _x86_64_ (4 CPU) 12:46:47 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.73 0.00 1.80 3.68 1.30 70.49 12:48:01 0 21.70 0.00 1.53 0.37 1.21 75.19 12:48:01 1 15.48 0.00 1.60 6.71 0.92 75.28 12:48:01 2 26.82 0.00 2.04 2.11 1.65 67.38 12:48:01 3 26.92 0.00 2.07 5.55 1.40 64.07 12:49:01 all 25.75 0.00 1.43 1.91 1.43 69.48 12:49:01 0 28.71 0.00 1.33 0.27 1.33 68.37 12:49:01 1 9.01 0.00 0.70 2.03 0.80 87.47 12:49:01 2 33.65 0.00 2.01 1.31 1.63 61.39 12:49:01 3 31.64 0.00 1.66 4.01 1.96 60.72 12:50:01 all 31.60 0.00 1.76 1.78 2.25 62.60 12:50:01 0 17.20 0.00 1.27 1.01 2.10 78.42 12:50:01 1 26.60 0.00 1.51 1.53 2.04 68.33 12:50:01 2 26.48 0.00 1.79 3.20 2.01 66.52 12:50:01 3 56.16 0.00 2.49 1.41 2.88 37.06 12:51:01 all 15.96 0.00 0.62 0.54 0.71 82.17 12:51:01 0 0.95 0.00 0.15 0.00 0.15 98.75 12:51:01 1 8.33 0.00 0.56 0.28 0.93 89.89 12:51:01 2 15.59 0.00 0.87 0.07 0.62 82.86 12:51:01 3 39.06 0.00 0.93 1.80 1.15 57.06 Average: all 24.02 0.00 1.41 1.97 1.43 71.18 Average: 0 17.14 0.00 1.07 0.41 1.20 80.18 Average: 1 14.86 0.00 1.09 2.63 1.17 80.25 Average: 2 25.64 0.00 1.68 1.67 1.48 69.53 Average: 3 38.47 0.00 1.79 3.19 1.85 54.70