---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2087 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 559 12993 0 2487 15162 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:0a:5d:37 brd ff:ff:ff:ff:ff:ff inet 10.30.106.62/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe0a:5d37/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2087) 10/02/25 _x86_64_ (4 CPU) 08:23:54 LINUX RESTART (4 CPU) 08:24:02 tps rtps wtps bread/s bwrtn/s 08:25:01 286.53 55.79 230.74 3723.03 82655.41 08:26:01 178.28 34.13 144.15 1800.00 26576.53 08:27:01 21.29 9.53 11.76 795.47 1563.21 08:28:01 22.81 0.90 21.91 88.52 2013.53 Average: 126.56 24.96 101.60 1592.84 27973.33 08:24:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:01 14004088 15507528 2420880 14.74 51916 1658696 853540 4.88 725124 1495992 158472 08:26:01 13030304 14946856 3394664 20.67 76396 2027524 1312552 7.51 1297784 1855996 31168 08:27:01 11647388 13601272 4777580 29.09 77404 2062972 2500004 14.31 2721512 1809524 2904 08:28:01 13338684 15557400 3086284 18.79 80808 2320072 773472 4.43 857948 1979192 246404 Average: 13005116 14903264 3419852 20.82 71631 2017316 1359892 7.78 1400592 1785176 109737 08:24:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:01 ens3 354.40 248.55 1641.03 77.61 0.00 0.00 0.00 0.00 08:25:01 lo 1.42 1.42 0.16 0.16 0.00 0.00 0.00 0.00 08:26:01 ens3 348.12 265.87 3576.11 52.56 0.00 0.00 0.00 0.00 08:26:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 08:27:01 ens3 293.37 195.13 175.68 78.78 0.00 0.00 0.00 0.00 08:27:01 lo 34.56 34.56 15.59 15.59 0.00 0.00 0.00 0.00 08:28:01 ens3 580.27 403.52 643.26 149.29 0.00 0.00 0.00 0.00 08:28:01 lo 33.41 33.41 15.55 15.55 0.00 0.00 0.00 0.00 Average: ens3 394.20 278.39 1508.32 89.61 0.00 0.00 0.00 0.00 Average: lo 17.63 17.63 7.88 7.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2087) 10/02/25 _x86_64_ (4 CPU) 08:23:54 LINUX RESTART (4 CPU) 08:24:02 CPU %user %nice %system %iowait %steal %idle 08:25:01 all 17.45 0.00 1.83 11.26 0.06 69.40 08:25:01 0 8.33 0.00 1.33 12.87 0.03 77.43 08:25:01 1 20.63 0.00 2.76 17.90 0.05 58.66 08:25:01 2 27.87 0.00 1.71 10.75 0.07 59.60 08:25:01 3 12.94 0.00 1.55 3.46 0.05 81.99 08:26:01 all 28.68 0.00 1.72 2.46 0.08 67.06 08:26:01 0 30.93 0.00 2.34 2.02 0.10 64.61 08:26:01 1 28.49 0.00 1.20 3.21 0.07 67.03 08:26:01 2 36.03 0.00 1.93 1.22 0.10 60.72 08:26:01 3 19.28 0.00 1.40 3.39 0.08 75.85 08:27:01 all 74.17 0.00 1.55 0.13 0.12 24.03 08:27:01 0 73.88 0.00 1.59 0.10 0.12 24.32 08:27:01 1 73.20 0.00 1.53 0.08 0.12 25.07 08:27:01 2 79.02 0.00 1.40 0.27 0.12 19.20 08:27:01 3 70.61 0.00 1.68 0.05 0.12 27.54 08:28:01 all 45.50 0.00 2.04 0.17 0.08 52.21 08:28:01 0 41.05 0.00 1.83 0.07 0.07 56.98 08:28:01 1 40.13 0.00 2.30 0.02 0.08 57.47 08:28:01 2 37.60 0.00 1.55 0.50 0.07 60.28 08:28:01 3 63.21 0.00 2.49 0.10 0.12 34.08 Average: all 41.56 0.00 1.79 3.47 0.09 53.10 Average: 0 38.67 0.00 1.77 3.72 0.08 55.75 Average: 1 40.68 0.00 1.94 5.25 0.08 52.05 Average: 2 45.23 0.00 1.65 3.15 0.09 49.88 Average: 3 41.67 0.00 1.78 1.74 0.09 54.71