---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-903 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 455 5305 0 2215 7240 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:7a:42:18 brd ff:ff:ff:ff:ff:ff inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe7a:4218/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-903) 05/15/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:03 103.28 33.36 69.92 1126.21 5877.84 07:07:01 73.97 31.82 42.15 1753.77 7998.48 07:08:01 49.84 10.75 39.09 634.56 12222.63 07:09:01 22.46 0.35 22.11 33.73 1571.60 Average: 62.29 18.96 43.33 879.78 6908.56 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:03 5901484 7418828 2265936 27.74 42048 1650844 682040 7.40 603516 1489212 139628 07:07:01 5704304 7439920 2463116 30.16 59404 1838572 790128 8.57 604348 1658708 131160 07:08:01 5457472 7434860 2709948 33.18 65384 2068900 636872 6.91 716892 1782560 28248 07:09:01 5433928 7414812 2733492 33.47 67464 2070024 646264 7.01 741048 1780956 10420 Average: 5624297 7427105 2543123 31.14 58575 1907085 688826 7.47 666451 1677859 77364 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:03 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:03 ens3 404.83 229.25 1495.54 64.23 0.00 0.00 0.00 0.00 07:07:01 lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 107.95 94.83 857.07 21.09 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 169.97 166.47 1470.68 684.92 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 12.98 13.21 10.47 6.41 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 174.49 126.20 959.29 195.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-903) 05/15/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:03 all 22.24 0.00 1.53 3.71 2.12 70.40 07:06:03 0 5.36 0.00 1.08 8.05 2.10 83.40 07:06:03 1 21.25 0.00 1.21 0.35 1.51 75.69 07:06:03 2 34.96 0.00 2.16 4.89 2.89 55.10 07:06:03 3 27.53 0.00 1.66 1.53 1.96 67.32 07:07:01 all 25.90 0.00 1.61 2.29 2.40 67.80 07:07:01 0 36.04 0.00 1.95 1.05 2.31 58.65 07:07:01 1 42.03 0.00 2.24 1.85 2.74 51.14 07:07:01 2 14.33 0.00 1.34 4.39 2.02 77.92 07:07:01 3 11.24 0.00 0.92 1.86 2.56 83.43 07:08:01 all 33.76 0.00 1.83 1.09 2.67 60.65 07:08:01 0 19.68 0.00 1.35 1.30 2.28 75.39 07:08:01 1 35.88 0.00 1.44 1.13 2.32 59.23 07:08:01 2 50.70 0.00 2.69 1.09 3.62 41.90 07:08:01 3 28.83 0.00 1.82 0.81 2.44 66.10 07:09:01 all 20.65 0.00 0.93 0.84 0.99 76.59 07:09:01 0 1.84 0.00 0.35 1.26 0.36 96.19 07:09:01 1 30.99 0.00 0.85 0.47 1.05 66.64 07:09:01 2 11.33 0.00 1.27 0.89 1.31 85.19 07:09:01 3 38.57 0.00 1.25 0.78 1.25 58.14 Average: all 25.64 0.00 1.47 1.98 2.04 68.86 Average: 0 15.55 0.00 1.18 2.94 1.76 78.57 Average: 1 32.46 0.00 1.43 0.94 1.90 63.27 Average: 2 27.96 0.00 1.87 2.80 2.46 64.90 Average: 3 26.63 0.00 1.42 1.24 2.05 68.66