---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1036 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 8.0G 12G 42% / 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 456 4893 0 2626 7234 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:16:30:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.229/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86044sec preferred_lft 86044sec inet6 fe80::f816:3eff:fe16:30d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1036) 05/16/26 _x86_64_ (4 CPU) 15:07:45 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 110.33 45.00 65.33 3053.92 5863.13 15:10:01 76.71 29.62 47.08 1635.99 8527.96 15:11:01 34.58 0.18 34.39 2.53 18579.30 15:12:01 10.73 1.35 9.38 27.86 427.66 15:13:01 36.19 1.27 34.93 135.18 7607.80 Average: 53.71 15.49 38.22 971.19 8201.10 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5947000 7424968 2220420 27.19 40044 1615060 677144 7.35 586668 1464212 125944 15:10:01 5624100 7322564 2543320 31.14 56848 1805972 810912 8.80 714636 1632932 92056 15:11:01 5154972 7320948 3012448 36.88 59068 2264032 752824 8.17 712752 2089560 1936 15:12:01 4983808 7250864 3183612 38.98 60864 2360684 819532 8.89 783248 2183648 93508 15:13:01 5080216 7473048 3087204 37.80 63996 2480528 608992 6.61 572896 2293256 26732 Average: 5358019 7358478 2809401 34.40 56164 2105255 733881 7.96 674040 1932722 68035 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 354.58 228.34 1473.29 65.21 0.00 0.00 0.00 0.00 15:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:10:01 ens3 73.13 61.20 431.59 17.20 0.00 0.00 0.00 0.00 15:10:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 15:11:01 ens3 301.45 208.80 7659.69 22.13 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 387.09 291.22 1631.36 42.29 0.00 0.00 0.00 0.00 15:12:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 15:13:01 ens3 180.35 175.69 1811.32 26.43 0.00 0.00 0.00 0.00 15:13:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 259.32 193.04 2601.34 34.65 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1036) 05/16/26 _x86_64_ (4 CPU) 15:07:45 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 23.15 0.00 1.53 3.76 1.65 69.91 15:09:01 0 18.15 0.00 1.41 1.66 1.31 77.46 15:09:01 1 8.40 0.00 0.98 1.60 1.10 87.92 15:09:01 2 32.11 0.00 1.63 5.90 1.55 58.82 15:09:01 3 33.88 0.00 2.10 5.87 2.61 55.53 15:10:01 all 20.25 0.00 1.32 1.98 1.48 74.98 15:10:01 0 21.37 0.00 1.13 0.66 1.46 75.37 15:10:01 1 8.96 0.00 0.79 1.99 1.42 86.84 15:10:01 2 33.42 0.00 2.24 0.30 1.69 62.35 15:10:01 3 17.26 0.00 1.10 4.98 1.33 75.33 15:11:01 all 9.82 0.00 0.70 0.65 0.93 87.89 15:11:01 0 8.42 0.00 1.60 0.98 0.85 88.15 15:11:01 1 3.75 0.00 0.17 0.05 0.68 95.36 15:11:01 2 18.15 0.00 0.10 0.00 1.03 80.72 15:11:01 3 8.98 0.00 0.93 1.56 1.19 87.34 15:12:01 all 6.54 0.00 0.58 0.08 0.95 91.84 15:12:01 0 6.34 0.00 0.72 0.03 0.87 92.04 15:12:01 1 4.49 0.00 0.48 0.00 0.91 94.12 15:12:01 2 6.82 0.00 0.28 0.17 0.65 92.09 15:12:01 3 8.52 0.00 0.87 0.13 1.37 89.11 15:13:01 all 18.16 0.00 1.16 1.04 1.40 78.24 15:13:01 0 8.51 0.00 1.08 2.40 1.39 86.62 15:13:01 1 27.15 0.00 1.20 0.23 1.50 69.93 15:13:01 2 11.19 0.00 1.13 0.30 1.23 86.16 15:13:01 3 25.85 0.00 1.25 1.25 1.53 70.12 Average: all 15.59 0.00 1.06 1.50 1.28 80.56 Average: 0 12.56 0.00 1.19 1.15 1.18 83.93 Average: 1 10.55 0.00 0.72 0.77 1.12 86.83 Average: 2 20.34 0.00 1.08 1.33 1.23 76.02 Average: 3 18.91 0.00 1.25 2.76 1.61 75.47