---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6535 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 445 5377 0 2152 7252 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:9e:6e:9d brd ff:ff:ff:ff:ff:ff inet 10.32.7.95/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe9e:6e9d/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-6535) 10/15/25 _x86_64_ (4 CPU) 14:55:06 LINUX RESTART (4 CPU) 14:56:01 tps rtps wtps bread/s bwrtn/s 14:57:01 46.14 2.30 43.84 47.86 6002.20 14:58:01 98.75 32.84 65.91 2015.66 11716.58 14:59:01 31.64 5.96 25.67 165.28 5214.00 15:00:01 18.96 0.35 18.61 33.73 1317.65 Average: 48.87 10.36 38.51 565.62 6062.57 14:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:57:01 5925984 7492656 2241436 27.44 50508 1686628 624484 6.78 513632 1546936 163184 14:58:01 5434716 7211300 2732704 33.46 60620 1877120 878500 9.53 822672 1710396 9172 14:59:01 5503596 7417572 2663824 32.62 63816 2009232 667784 7.25 721728 1738680 25904 15:00:01 5565224 7482112 2602196 31.86 65264 2010420 608192 6.60 660532 1737620 10004 Average: 5607380 7400910 2560040 31.34 60052 1895850 694740 7.54 679641 1683408 52066 14:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:57:01 ens3 58.84 41.58 794.55 5.07 0.00 0.00 0.00 0.00 14:57:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 14:58:01 ens3 190.72 180.84 1142.79 41.43 0.00 0.00 0.00 0.00 14:58:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 14:59:01 ens3 141.15 156.96 399.36 636.86 0.00 0.00 0.00 0.00 14:59:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 15:00:01 ens3 10.26 10.68 8.23 5.04 0.00 0.00 0.00 0.00 15:00:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 100.25 97.52 586.22 172.12 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6535) 10/15/25 _x86_64_ (4 CPU) 14:55:06 LINUX RESTART (4 CPU) 14:56:01 CPU %user %nice %system %iowait %steal %idle 14:57:01 all 18.03 0.00 1.38 2.51 3.68 74.40 14:57:01 0 11.36 0.00 0.83 0.15 2.00 85.66 14:57:01 1 17.50 0.00 1.47 0.33 3.87 76.84 14:57:01 2 7.36 0.00 1.43 8.73 3.03 79.45 14:57:01 3 35.79 0.00 1.78 0.85 5.80 55.78 14:58:01 all 25.86 0.00 1.90 3.27 8.49 60.47 14:58:01 0 48.26 0.00 1.97 2.63 8.65 38.49 14:58:01 1 14.07 0.00 1.64 2.97 8.08 73.25 14:58:01 2 20.91 0.00 2.63 4.40 10.29 61.76 14:58:01 3 20.46 0.00 1.34 3.05 6.89 68.26 14:59:01 all 25.35 0.00 1.69 1.31 6.81 64.83 14:59:01 0 13.06 0.00 1.31 0.99 6.38 78.26 14:59:01 1 20.78 0.00 1.55 0.98 6.51 70.18 14:59:01 2 26.16 0.00 2.29 2.64 6.76 62.15 14:59:01 3 41.45 0.00 1.63 0.63 7.62 48.67 15:00:01 all 19.38 0.00 1.09 1.05 3.34 75.14 15:00:01 0 9.51 0.00 0.94 0.13 2.57 86.86 15:00:01 1 27.10 0.00 0.89 0.43 2.90 68.67 15:00:01 2 2.97 0.00 0.81 2.87 3.39 89.95 15:00:01 3 38.14 0.00 1.74 0.72 4.49 54.91 Average: all 22.18 0.00 1.52 2.04 5.60 68.66 Average: 0 20.61 0.00 1.26 0.98 4.92 72.23 Average: 1 19.82 0.00 1.39 1.19 5.36 72.25 Average: 2 14.40 0.00 1.79 4.65 5.90 73.26 Average: 3 33.97 0.00 1.62 1.31 6.21 56.89