---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6104 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 9.3G 69G 13% / 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 633 12081 0 3324 15076 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:1a:12:be brd ff:ff:ff:ff:ff:ff inet 10.30.106.191/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86010sec preferred_lft 86010sec inet6 fe80::f816:3eff:fe1a:12be/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-6104) 02/07/26 _x86_64_ (4 CPU) 21:54:31 LINUX RESTART (4 CPU) 21:55:01 tps rtps wtps bread/s bwrtn/s 21:56:01 319.98 14.98 305.00 294.08 49927.01 21:57:01 367.59 15.56 352.02 1151.01 30647.03 21:58:01 167.23 1.25 165.98 105.70 8524.63 21:59:01 14.75 0.00 14.75 0.00 778.54 22:00:01 11.86 3.90 7.97 112.51 1691.32 Average: 176.28 7.14 169.14 332.65 18313.38 21:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:56:01 12921240 14933800 3503728 21.33 85356 2108104 1534524 8.78 1290988 1938736 289980 21:57:01 11282832 14135740 5142136 31.31 138488 2804084 2440600 13.97 2182528 2584112 228180 21:58:01 11356728 14237300 5068240 30.86 138936 2827988 2275056 13.02 2108984 2579016 15916 21:59:01 9818252 12703420 6606716 40.22 139112 2831700 3870160 22.15 3620296 2581972 96 22:00:01 12445640 15496912 3979328 24.23 140856 2988096 729684 4.18 886408 2722188 132216 Average: 11564938 14301434 4860030 29.59 128550 2711994 2170005 12.42 2017841 2481205 133278 21:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:56:01 lo 4.67 4.67 0.47 0.47 0.00 0.00 0.00 0.00 21:56:01 ens3 355.21 248.31 4477.62 37.62 0.00 0.00 0.00 0.00 21:57:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 21:57:01 ens3 293.28 253.46 3414.92 33.16 0.00 0.00 0.00 0.00 21:58:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 21:58:01 ens3 6.45 4.47 59.12 0.78 0.00 0.00 0.00 0.00 21:59:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:59:01 ens3 0.33 0.33 0.07 0.45 0.00 0.00 0.00 0.00 22:00:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:00:01 ens3 300.92 176.07 668.29 65.14 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 191.23 136.52 1723.95 27.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6104) 02/07/26 _x86_64_ (4 CPU) 21:54:31 LINUX RESTART (4 CPU) 21:55:01 CPU %user %nice %system %iowait %steal %idle 21:56:01 all 25.68 0.00 2.24 3.17 0.06 68.84 21:56:01 0 20.02 0.00 1.63 2.19 0.07 76.10 21:56:01 1 29.77 0.00 3.20 5.96 0.07 61.00 21:56:01 2 17.47 0.00 1.27 3.57 0.07 77.62 21:56:01 3 35.44 0.00 2.85 0.98 0.07 60.65 21:57:01 all 12.17 0.00 3.21 2.07 0.06 82.48 21:57:01 0 6.44 0.00 3.13 0.66 0.05 89.72 21:57:01 1 14.95 0.00 3.96 6.80 0.07 74.22 21:57:01 2 10.60 0.00 2.03 0.74 0.05 86.58 21:57:01 3 16.74 0.00 3.70 0.12 0.05 79.39 21:58:01 all 34.66 0.00 1.01 0.61 0.08 63.64 21:58:01 0 33.77 0.00 0.89 0.33 0.08 64.93 21:58:01 1 29.47 0.00 1.22 2.07 0.07 67.17 21:58:01 2 46.39 0.00 1.00 0.00 0.08 52.52 21:58:01 3 28.97 0.00 0.99 0.03 0.08 69.92 21:59:01 all 46.80 0.00 0.91 0.02 0.09 52.18 21:59:01 0 50.38 0.00 0.90 0.03 0.08 48.60 21:59:01 1 38.42 0.00 0.87 0.08 0.08 60.55 21:59:01 2 42.53 0.00 1.01 0.00 0.08 56.38 21:59:01 3 55.89 0.00 0.84 0.00 0.08 43.18 22:00:01 all 30.84 0.00 0.78 0.08 0.09 68.21 22:00:01 0 44.22 0.00 0.89 0.07 0.10 54.72 22:00:01 1 26.32 0.00 1.24 0.15 0.10 72.19 22:00:01 2 30.12 0.00 0.48 0.00 0.08 69.31 22:00:01 3 22.75 0.00 0.53 0.05 0.10 76.57 Average: all 30.03 0.00 1.63 1.19 0.07 67.08 Average: 0 30.91 0.00 1.49 0.66 0.08 66.86 Average: 1 27.80 0.00 2.10 3.01 0.08 67.02 Average: 2 29.44 0.00 1.16 0.86 0.07 68.46 Average: 3 31.95 0.00 1.78 0.24 0.08 65.95