---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-240 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 7.8G 12G 41% / 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 468 5177 0 2329 7224 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:1b:49:fe brd ff:ff:ff:ff:ff:ff inet 10.32.7.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:fe1b:49fe/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-240) 04/11/26 _x86_64_ (4 CPU) 02:56:49 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 116.60 53.81 62.79 3535.14 5532.96 02:59:01 63.27 12.41 50.86 250.62 8835.86 03:00:01 30.46 0.02 30.44 0.13 5972.74 03:01:01 10.46 0.00 10.46 0.00 3569.81 03:02:01 56.56 0.98 55.57 89.19 9193.67 Average: 55.47 13.44 42.03 775.02 6621.01 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 5935148 7379424 2232264 27.33 38736 1584732 733812 7.96 625472 1441492 102360 02:59:01 5634384 7288004 2533028 31.01 56676 1761772 873644 9.48 729956 1608156 101280 03:00:01 5511804 7239144 2655608 32.51 58924 1831392 881640 9.57 779952 1676476 1908 03:01:01 5379580 7210156 2787832 34.13 60560 1930624 898264 9.75 809144 1774240 2492 03:02:01 5290384 7381704 2877028 35.23 66300 2179796 706952 7.67 660732 2001688 22964 Average: 5550260 7299686 2617152 32.04 56239 1857663 818862 8.89 721051 1700410 46201 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:58:01 ens3 495.98 276.69 1445.52 69.20 0.00 0.00 0.00 0.00 02:59:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 02:59:01 ens3 58.92 49.96 421.98 13.77 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 93.53 104.50 1154.43 14.98 0.00 0.00 0.00 0.00 03:01:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:01:01 ens3 335.59 288.12 1676.07 30.91 0.00 0.00 0.00 0.00 03:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:02:01 ens3 310.60 325.46 2412.97 52.95 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 258.93 208.95 1422.19 36.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-240) 04/11/26 _x86_64_ (4 CPU) 02:56:49 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 22.62 0.00 1.85 4.00 1.84 69.69 02:58:01 0 46.53 0.00 2.77 3.70 2.44 44.56 02:58:01 1 19.16 0.00 1.64 1.62 1.74 75.84 02:58:01 2 9.22 0.00 1.62 8.76 1.95 78.46 02:58:01 3 15.64 0.00 1.36 1.93 1.25 79.82 02:59:01 all 22.44 0.00 1.45 1.99 1.85 72.26 02:59:01 0 31.13 0.00 2.48 2.48 1.71 62.20 02:59:01 1 34.97 0.00 1.69 0.22 1.92 61.20 02:59:01 2 17.38 0.00 1.17 5.13 2.88 73.44 02:59:01 3 6.35 0.00 0.45 0.12 0.88 92.21 03:00:01 all 9.42 0.00 0.60 0.46 0.88 88.64 03:00:01 0 4.10 0.00 0.23 1.37 0.40 93.90 03:00:01 1 6.69 0.00 0.30 0.00 0.74 92.26 03:00:01 2 17.29 0.00 0.33 0.30 1.47 80.61 03:00:01 3 9.66 0.00 1.55 0.17 0.88 87.73 03:01:01 all 6.07 0.00 0.54 0.08 0.48 92.84 03:01:01 0 5.75 0.00 0.20 0.08 0.35 93.61 03:01:01 1 3.75 0.00 0.33 0.08 0.37 95.47 03:01:01 2 7.59 0.00 0.72 0.12 0.77 90.81 03:01:01 3 7.21 0.00 0.90 0.00 0.47 91.42 03:02:01 all 22.67 0.00 1.50 0.80 1.64 73.39 03:02:01 0 12.31 0.00 1.31 0.07 1.34 84.98 03:02:01 1 13.99 0.00 0.75 0.10 1.09 84.07 03:02:01 2 12.41 0.00 1.79 2.04 1.73 82.02 03:02:01 3 52.06 0.00 2.16 1.01 2.40 42.36 Average: all 16.66 0.00 1.19 1.47 1.34 79.34 Average: 0 19.98 0.00 1.40 1.54 1.25 75.83 Average: 1 15.71 0.00 0.94 0.40 1.17 81.77 Average: 2 12.78 0.00 1.13 3.29 1.76 81.04 Average: 3 18.19 0.00 1.29 0.65 1.18 78.70