---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1951 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 7.6G 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 465 5334 0 2175 7230 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:6a:ed brd ff:ff:ff:ff:ff:ff inet 10.32.7.25/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe2b:6aed/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-1951) 08/02/25 _x86_64_ (4 CPU) 10:41:55 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 155.81 76.39 79.42 4533.78 40061.47 10:44:01 54.37 0.22 54.16 26.66 9070.49 10:45:01 100.30 38.08 62.22 2124.94 9942.76 10:46:01 25.40 0.68 24.71 77.72 3929.35 Average: 83.97 28.84 55.13 1690.81 15750.53 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 6032680 7424008 2134740 26.14 36108 1535692 684760 7.43 575124 1396808 70408 10:44:01 5754848 7395776 2412572 29.54 55420 1751100 696716 7.56 616644 1602432 125456 10:45:01 5500048 7431656 2667372 32.66 63352 2025376 657544 7.13 669704 1788092 74872 10:46:01 5492348 7433932 2675072 32.75 65972 2033004 646232 7.01 675088 1790256 11596 Average: 5694981 7421343 2472439 30.27 55213 1836293 671313 7.28 634140 1644397 70583 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 375.30 202.45 1229.10 63.39 0.00 0.00 0.00 0.00 10:43:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:44:01 ens3 39.76 31.58 542.31 4.26 0.00 0.00 0.00 0.00 10:44:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 10:45:01 ens3 347.28 367.63 2353.84 70.45 0.00 0.00 0.00 0.00 10:45:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 10:46:01 ens3 11.60 12.53 9.23 6.01 0.00 0.00 0.00 0.00 10:46:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 193.50 153.57 1033.73 36.03 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1951) 08/02/25 _x86_64_ (4 CPU) 10:41:55 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 20.34 0.00 2.71 6.09 3.47 67.39 10:43:01 0 33.07 0.00 2.68 5.21 3.60 55.45 10:43:01 1 21.36 0.00 4.56 1.86 3.01 69.21 10:43:01 2 9.90 0.00 1.93 9.62 4.22 74.33 10:43:01 3 17.18 0.00 1.70 7.63 3.01 70.48 10:44:01 all 19.63 0.00 1.23 2.45 2.02 74.68 10:44:01 0 12.60 0.00 0.68 0.25 1.06 85.41 10:44:01 1 35.30 0.00 1.58 7.34 2.88 52.89 10:44:01 2 7.51 0.00 0.97 2.11 2.59 86.82 10:44:01 3 23.11 0.00 1.67 0.10 1.57 73.54 10:45:01 all 37.14 0.00 2.02 1.88 5.52 53.44 10:45:01 0 35.69 0.00 2.14 1.52 5.81 54.84 10:45:01 1 32.97 0.00 1.48 1.58 4.80 59.17 10:45:01 2 35.07 0.00 2.80 2.36 6.53 53.23 10:45:01 3 44.91 0.00 1.65 2.01 4.91 46.53 10:46:01 all 20.35 0.00 0.99 1.21 1.77 75.68 10:46:01 0 25.17 0.00 0.90 1.83 3.03 69.08 10:46:01 1 29.74 0.00 1.32 2.62 1.90 64.41 10:46:01 2 18.68 0.00 1.11 0.17 1.60 78.44 10:46:01 3 7.71 0.00 0.65 0.23 0.52 90.89 Average: all 24.38 0.00 1.74 2.91 3.20 67.77 Average: 0 26.67 0.00 1.60 2.21 3.38 66.14 Average: 1 29.84 0.00 2.24 3.35 3.15 61.42 Average: 2 17.79 0.00 1.71 3.59 3.75 73.17 Average: 3 23.26 0.00 1.42 2.51 2.51 70.31