---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10006 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 7.8G 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 442 5194 0 2338 7248 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:dc:7a:61 brd ff:ff:ff:ff:ff:ff inet 10.32.7.25/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fedc:7a61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10006) 09/05/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:02 tps rtps wtps bread/s bwrtn/s 07:40:01 139.00 58.34 80.67 3721.31 40512.52 07:41:01 54.91 0.17 54.74 20.80 9591.33 07:42:01 87.05 12.85 74.21 274.31 14035.99 07:43:01 42.06 5.67 36.39 391.93 4355.27 07:44:01 21.63 0.60 21.03 67.72 2395.73 Average: 68.70 15.38 53.32 885.84 14090.99 07:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 6083580 7466684 2083840 25.51 35848 1528368 681716 7.40 533240 1391620 67540 07:41:01 5744164 7418264 2423256 29.67 54396 1785756 707516 7.68 595520 1636680 150368 07:42:01 5179040 7120280 2988380 36.59 63920 2032508 950132 10.31 909788 1865156 9204 07:43:01 5284120 7378568 2883300 35.30 68112 2177908 726308 7.88 709068 1953048 43020 07:44:01 5280672 7386576 2886748 35.34 70248 2186948 726320 7.88 714588 1950540 12864 Average: 5514315 7354074 2653105 32.48 58505 1942298 758398 8.23 692441 1759409 56599 07:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 07:40:01 ens3 358.22 165.94 1167.28 61.31 0.00 0.00 0.00 0.00 07:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:41:01 ens3 29.30 22.13 668.94 3.56 0.00 0.00 0.00 0.00 07:42:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 07:42:01 ens3 350.30 316.23 2905.87 68.95 0.00 0.00 0.00 0.00 07:43:01 lo 1.45 1.45 0.18 0.18 0.00 0.00 0.00 0.00 07:43:01 ens3 170.62 188.52 1113.62 44.31 0.00 0.00 0.00 0.00 07:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:44:01 ens3 12.83 13.35 8.98 6.24 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 183.68 141.16 1173.02 36.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10006) 09/05/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:02 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 18.76 0.00 2.62 6.01 4.20 68.41 07:40:01 0 24.37 0.00 2.97 7.32 3.42 61.92 07:40:01 1 8.66 0.00 1.13 3.54 4.99 81.67 07:40:01 2 35.07 0.00 2.56 5.28 5.41 51.69 07:40:01 3 7.05 0.00 3.86 7.94 2.99 78.16 07:41:01 all 18.46 0.00 1.20 2.67 2.13 75.54 07:41:01 0 22.92 0.00 1.13 0.30 1.69 73.96 07:41:01 1 1.29 0.00 0.81 8.96 1.99 86.95 07:41:01 2 47.89 0.00 2.74 1.31 4.36 43.71 07:41:01 3 1.50 0.00 0.12 0.05 0.43 97.91 07:42:01 all 26.46 0.00 1.91 1.71 6.55 63.36 07:42:01 0 37.07 0.00 1.42 0.47 5.90 55.13 07:42:01 1 17.07 0.00 2.16 3.22 6.49 71.06 07:42:01 2 20.29 0.00 2.75 2.08 8.13 66.76 07:42:01 3 31.76 0.00 1.30 1.06 5.64 60.24 07:43:01 all 34.44 0.00 1.70 0.97 6.78 56.12 07:43:01 0 25.87 0.00 1.67 0.39 6.35 65.72 07:43:01 1 31.37 0.00 1.64 1.28 6.54 59.16 07:43:01 2 28.06 0.00 1.62 1.18 7.03 62.12 07:43:01 3 52.61 0.00 1.84 1.03 7.18 37.33 07:44:01 all 19.39 0.00 0.91 1.11 2.31 76.28 07:44:01 0 12.98 0.00 0.69 2.12 2.53 81.69 07:44:01 1 27.31 0.00 1.17 1.94 3.10 66.48 07:44:01 2 30.78 0.00 1.34 0.25 2.48 65.15 07:44:01 3 6.44 0.00 0.48 0.12 1.14 91.83 Average: all 23.56 0.00 1.67 2.48 4.41 67.88 Average: 0 24.67 0.00 1.57 2.10 3.99 67.67 Average: 1 17.18 0.00 1.39 3.78 4.64 73.02 Average: 2 32.31 0.00 2.20 2.01 5.51 57.97 Average: 3 20.02 0.00 1.52 2.03 3.50 72.93