---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5286 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 7.7G 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 470 5249 0 2255 7221 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:2b:38:be brd ff:ff:ff:ff:ff:ff inet 10.32.7.156/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe2b:38be/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-5286) 07/08/26 _x86_64_ (4 CPU) 12:46:47 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 109.63 44.71 64.92 2957.77 6465.21 12:49:01 63.19 13.73 49.46 667.09 9099.28 12:50:01 90.82 23.41 67.41 1501.63 8524.49 12:51:01 28.77 3.63 25.14 156.21 5091.64 12:52:01 19.90 0.08 19.81 2.80 1392.03 Average: 62.46 17.11 45.35 1057.09 6114.58 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5983744 7414492 2183668 26.74 37432 1573156 701100 7.61 588672 1431972 58212 12:49:01 5735708 7477540 2431704 29.77 58468 1844608 616796 6.69 533220 1698540 157008 12:50:01 5117252 6999068 3050160 37.35 65092 1972640 1092720 11.86 1068472 1767656 7272 12:51:01 5415952 7433040 2751460 33.69 68504 2102588 641568 6.96 712076 1824444 25936 12:52:01 5425820 7445136 2741592 33.57 70200 2102488 634324 6.88 729212 1796944 9608 Average: 5535695 7353855 2631717 32.22 59939 1919096 737302 8.00 726330 1703911 51607 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 321.85 198.03 1501.52 62.62 0.00 0.00 0.00 0.00 12:49:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 64.74 46.09 520.14 13.13 0.00 0.00 0.00 0.00 12:50:01 lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 12:50:01 ens3 276.77 312.10 1321.96 52.66 0.00 0.00 0.00 0.00 12:51:01 lo 1.45 1.45 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 126.07 134.31 324.21 621.61 0.00 0.00 0.00 0.00 12:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:52:01 ens3 10.26 10.73 8.51 5.93 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 159.94 140.26 735.27 151.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5286) 07/08/26 _x86_64_ (4 CPU) 12:46:47 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.09 0.00 1.61 4.09 3.03 70.18 12:48:01 0 29.25 0.00 1.73 2.52 2.82 63.68 12:48:01 1 12.87 0.00 1.70 7.78 3.19 74.46 12:48:01 2 19.40 0.00 1.43 4.40 3.07 71.70 12:48:01 3 22.92 0.00 1.60 1.61 3.04 70.82 12:49:01 all 19.67 0.00 1.35 2.39 2.16 74.42 12:49:01 0 1.59 0.00 0.46 6.29 0.78 90.87 12:49:01 1 39.22 0.00 2.36 1.54 2.54 54.34 12:49:01 2 19.68 0.00 1.09 0.87 2.18 76.18 12:49:01 3 18.11 0.00 1.48 0.91 3.12 76.37 12:50:01 all 37.24 0.00 2.04 1.92 6.90 51.91 12:50:01 0 36.57 0.00 1.61 1.67 5.89 54.25 12:50:01 1 35.40 0.00 2.62 1.80 7.22 52.97 12:50:01 2 35.91 0.00 1.99 3.39 7.07 51.64 12:50:01 3 41.06 0.00 1.94 0.81 7.43 48.76 12:51:01 all 22.06 0.00 1.30 0.91 2.68 73.06 12:51:01 0 11.42 0.00 0.71 0.18 1.79 85.90 12:51:01 1 15.78 0.00 0.99 0.07 1.74 81.42 12:51:01 2 32.01 0.00 1.62 2.53 4.02 59.82 12:51:01 3 28.90 0.00 1.84 0.82 3.13 65.31 12:52:01 all 19.30 0.00 0.77 0.74 1.54 77.65 12:52:01 0 4.94 0.00 0.38 0.15 0.93 93.60 12:52:01 1 53.40 0.00 1.22 0.41 2.85 42.12 12:52:01 2 10.62 0.00 0.86 2.34 1.48 84.69 12:52:01 3 8.03 0.00 0.65 0.03 0.90 90.39 Average: all 23.90 0.00 1.41 2.01 3.27 69.41 Average: 0 16.81 0.00 0.98 2.16 2.45 77.60 Average: 1 31.33 0.00 1.78 2.33 3.51 61.05 Average: 2 23.56 0.00 1.40 2.71 3.57 68.76 Average: 3 23.86 0.00 1.50 0.84 3.53 70.26