---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3930 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 5207 0 2287 7211 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:7e:2b:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.86/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe7e:2be8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3930) 06/21/26 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 193.18 110.80 82.39 5429.10 40344.76 07:07:01 55.49 0.19 55.30 22.37 8983.53 07:08:01 80.67 38.35 42.32 2230.99 8657.38 07:09:01 30.09 3.40 26.69 130.09 8313.23 Average: 90.00 38.34 51.66 1961.07 16605.48 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6070068 7459468 2097352 25.68 36044 1534200 641416 6.96 542852 1395716 66172 07:07:01 5715032 7408556 2452388 30.03 54824 1803748 687212 7.46 607716 1652720 164076 07:08:01 5388664 7424732 2778756 34.02 65640 2124820 648928 7.04 721448 1843808 213160 07:09:01 5305916 7357472 2861504 35.04 68048 2137444 719004 7.80 798204 1848856 10336 Average: 5619920 7412557 2547500 31.19 56139 1900053 674140 7.31 667555 1685275 113436 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 07:06:02 ens3 370.80 182.67 1229.40 60.12 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 58.40 43.92 689.40 5.16 0.00 0.00 0.00 0.00 07:08:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 208.21 173.04 2026.35 33.05 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 62.95 68.79 29.21 678.92 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 175.57 117.41 994.85 195.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3930) 06/21/26 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 20.92 0.00 2.87 7.34 3.50 65.37 07:06:02 0 17.64 0.00 1.98 3.11 2.77 74.51 07:06:02 1 28.79 0.00 5.52 15.48 3.73 46.48 07:06:02 2 22.86 0.00 2.70 7.09 4.13 63.22 07:06:02 3 14.41 0.00 1.35 3.71 3.40 77.13 07:07:01 all 19.33 0.00 1.24 2.22 1.78 75.44 07:07:01 0 12.02 0.00 0.76 0.15 0.90 86.17 07:07:01 1 34.68 0.00 1.94 7.54 1.99 53.85 07:07:01 2 7.62 0.00 0.60 0.02 1.95 89.81 07:07:01 3 23.08 0.00 1.63 1.18 2.27 71.85 07:08:01 all 38.47 0.00 2.37 1.99 6.76 50.41 07:08:01 0 37.15 0.00 2.22 3.41 6.95 50.27 07:08:01 1 32.46 0.00 2.09 2.38 6.41 56.65 07:08:01 2 37.74 0.00 1.92 1.77 6.40 52.17 07:08:01 3 46.54 0.00 3.24 0.41 7.29 42.52 07:09:01 all 20.36 0.00 0.93 1.16 1.81 75.73 07:09:01 0 11.33 0.00 0.42 0.21 2.32 85.72 07:09:01 1 5.01 0.00 0.47 0.35 0.57 93.61 07:09:01 2 40.02 0.00 1.94 0.86 2.15 55.03 07:09:01 3 25.11 0.00 0.91 3.22 2.21 68.56 Average: all 24.84 0.00 1.86 3.18 3.48 66.63 Average: 0 19.63 0.00 1.35 1.73 3.26 74.03 Average: 1 25.25 0.00 2.51 6.42 3.20 62.61 Average: 2 27.13 0.00 1.79 2.45 3.67 64.95 Average: 3 27.36 0.00 1.79 2.13 3.81 64.92