---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8612 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 481 5179 0 2314 7210 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:f7:e9:53 brd ff:ff:ff:ff:ff:ff inet 10.32.6.16/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fef7:e953/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8612) 08/18/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 149.96 64.81 85.15 4247.29 40816.95 14:57:01 58.11 0.15 57.95 21.01 10493.65 14:58:01 105.40 38.33 67.07 2198.03 10685.42 14:59:01 27.10 2.45 24.65 125.45 5020.36 Average: 85.25 26.54 58.71 1654.61 16779.76 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5977996 7401564 2189416 26.81 36892 1566936 699440 7.59 595748 1429648 84324 14:57:01 5652532 7375164 2514880 30.79 56840 1828416 719524 7.81 636888 1677368 149732 14:58:01 5058528 7001444 3108884 38.06 65040 2033260 1093800 11.87 1066164 1824884 4292 14:59:01 5330736 7410284 2836676 34.73 68356 2164364 643600 6.98 731256 1885884 26536 Average: 5504948 7297114 2662464 32.60 56782 1898244 789091 8.56 757514 1704446 66221 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:56:02 ens3 453.52 239.96 1531.89 66.57 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:57:01 ens3 20.96 18.41 388.40 3.26 0.00 0.00 0.00 0.00 14:58:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 14:58:01 ens3 304.90 318.03 1795.69 70.42 0.00 0.00 0.00 0.00 14:59:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 14:59:01 ens3 119.46 114.18 311.46 613.52 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 225.55 173.28 1009.40 189.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8612) 08/18/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 23.23 0.00 3.08 4.59 1.28 67.82 14:56:02 0 13.07 0.00 1.81 2.16 1.08 81.88 14:56:02 1 27.09 0.00 2.33 5.67 1.27 63.64 14:56:02 2 34.07 0.00 6.16 6.76 1.76 51.26 14:56:02 3 18.69 0.00 1.99 3.79 1.00 74.53 14:57:01 all 20.87 0.00 1.30 1.48 0.85 75.50 14:57:01 0 0.90 0.00 0.27 0.19 0.10 98.54 14:57:01 1 17.38 0.00 0.58 0.07 0.86 81.11 14:57:01 2 30.58 0.00 1.99 5.01 1.45 60.97 14:57:01 3 34.59 0.00 2.34 0.63 1.00 61.44 14:58:01 all 44.50 0.00 2.75 2.14 3.12 47.48 14:58:01 0 44.95 0.00 2.06 1.43 3.13 48.43 14:58:01 1 45.97 0.00 3.26 2.91 3.08 44.78 14:58:01 2 44.10 0.00 2.77 2.14 3.19 47.79 14:58:01 3 42.96 0.00 2.92 2.11 3.12 48.89 14:59:01 all 22.67 0.00 1.19 0.70 0.95 74.50 14:59:01 0 19.60 0.00 1.27 1.13 0.98 77.02 14:59:01 1 10.86 0.00 0.85 0.77 0.62 86.91 14:59:01 2 28.40 0.00 1.03 0.72 0.97 68.89 14:59:01 3 31.87 0.00 1.60 0.18 1.23 65.11 Average: all 27.85 0.00 2.08 2.23 1.56 66.28 Average: 0 19.72 0.00 1.36 1.23 1.33 76.36 Average: 1 25.36 0.00 1.76 2.36 1.46 69.06 Average: 2 34.31 0.00 2.99 3.65 1.85 57.20 Average: 3 32.03 0.00 2.21 1.68 1.59 62.48