---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8388 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 477 5071 0 2427 7213 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:a4:ac:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.178/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fea4:acfc/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-8388) 03/07/26 _x86_64_ (4 CPU) 22:54:55 LINUX RESTART (4 CPU) 22:55:02 tps rtps wtps bread/s bwrtn/s 22:56:01 145.23 57.24 87.99 3705.95 41390.15 22:57:01 83.47 29.73 53.74 1657.19 9099.55 22:58:01 32.59 0.17 32.43 2.40 7986.54 22:59:01 8.10 0.02 8.08 0.13 327.55 23:00:01 38.35 10.48 27.87 731.49 3656.38 23:01:01 1.73 0.05 1.68 0.40 36.40 23:02:01 33.63 3.80 29.83 111.05 2807.93 23:03:01 22.58 0.65 21.93 77.45 5818.90 Average: 45.50 12.67 32.83 779.68 8822.66 22:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 5957516 7382820 2209896 27.06 37308 1568024 730844 7.93 618580 1426416 86476 22:57:01 5605936 7300040 2561476 31.36 56676 1801912 835964 9.07 738068 1626640 94516 22:58:01 5441952 7277212 2725460 33.37 58872 1937928 792280 8.60 763108 1760656 1284 22:59:01 5354580 7197504 2812832 34.44 60800 1942492 869764 9.44 844036 1763852 3212 23:00:01 4408664 6375200 3758748 46.02 62908 2060744 1625136 17.63 1699096 1843152 492 23:01:01 4337276 6304116 3830136 46.90 62964 2060868 1833036 19.89 1771948 1840816 56 23:02:01 5168756 7354664 2998656 36.71 67348 2270952 726316 7.88 795252 1982124 151860 23:03:01 5262224 7453032 2905188 35.57 68964 2273700 625912 6.79 701880 1980796 9904 Average: 5192113 7080574 2975299 36.43 59480 1989578 1004906 10.90 991496 1778056 43475 22:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 22:56:01 ens3 373.58 213.49 1480.68 65.29 0.00 0.00 0.00 0.00 22:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:57:01 ens3 63.62 53.86 423.44 14.41 0.00 0.00 0.00 0.00 22:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:58:01 ens3 146.38 140.26 2259.50 19.40 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:59:01 ens3 87.37 128.93 75.43 20.11 0.00 0.00 0.00 0.00 23:00:01 lo 4.93 4.93 2.02 2.02 0.00 0.00 0.00 0.00 23:00:01 ens3 174.81 182.24 1557.74 27.19 0.00 0.00 0.00 0.00 23:01:01 lo 13.25 13.25 3.29 3.29 0.00 0.00 0.00 0.00 23:01:01 ens3 4.03 3.55 0.92 1.07 0.00 0.00 0.00 0.00 23:02:01 lo 11.80 11.80 2.63 2.63 0.00 0.00 0.00 0.00 23:02:01 ens3 283.45 262.09 1127.24 57.57 0.00 0.00 0.00 0.00 23:03:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 23:03:01 ens3 8.72 8.53 6.99 4.33 0.00 0.00 0.00 0.00 Average: lo 4.16 4.16 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 142.27 123.94 865.24 26.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8388) 03/07/26 _x86_64_ (4 CPU) 22:54:55 LINUX RESTART (4 CPU) 22:55:02 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 22.22 0.00 2.57 4.60 1.71 68.90 22:56:01 0 12.93 0.00 4.41 6.99 1.84 73.83 22:56:01 1 10.38 0.00 1.29 2.83 1.05 84.45 22:56:01 2 48.06 0.00 2.76 7.25 2.25 39.68 22:56:01 3 17.54 0.00 1.81 1.32 1.73 77.60 22:57:01 all 21.95 0.00 1.40 2.04 1.37 73.24 22:57:01 0 35.70 0.00 2.22 0.88 2.18 59.02 22:57:01 1 6.29 0.00 0.67 1.11 0.68 91.25 22:57:01 2 34.30 0.00 1.73 4.04 1.61 58.32 22:57:01 3 11.44 0.00 0.93 2.17 0.97 84.50 22:58:01 all 10.10 0.00 0.52 0.58 0.60 88.20 22:58:01 0 8.18 0.00 0.42 0.18 0.52 90.71 22:58:01 1 11.19 0.00 0.68 1.66 0.56 85.91 22:58:01 2 13.06 0.00 0.62 0.45 0.55 85.32 22:58:01 3 7.96 0.00 0.40 0.00 0.80 90.85 22:59:01 all 5.25 0.00 0.38 0.03 0.32 94.02 22:59:01 0 4.29 0.00 0.42 0.00 0.30 94.99 22:59:01 1 3.65 0.00 0.12 0.08 0.18 95.96 22:59:01 2 5.93 0.00 0.48 0.02 0.30 93.27 22:59:01 3 7.11 0.00 0.50 0.02 0.48 91.89 23:00:01 all 42.85 0.00 1.48 0.64 3.17 51.85 23:00:01 0 43.71 0.00 1.23 0.48 3.20 51.38 23:00:01 1 43.41 0.00 1.14 0.65 2.90 51.90 23:00:01 2 45.96 0.00 1.92 0.73 3.25 48.14 23:00:01 3 38.34 0.00 1.63 0.73 3.34 55.97 23:01:01 all 3.34 0.00 0.43 0.01 0.38 95.84 23:01:01 0 3.04 0.00 0.32 0.00 0.48 96.16 23:01:01 1 3.48 0.00 0.43 0.00 0.37 95.72 23:01:01 2 2.80 0.00 0.45 0.00 0.35 96.40 23:01:01 3 4.03 0.00 0.50 0.05 0.32 95.10 23:02:01 all 21.55 0.00 1.57 0.30 1.41 75.17 23:02:01 0 8.58 0.00 0.91 0.02 1.36 89.13 23:02:01 1 22.93 0.00 1.84 0.03 1.46 73.74 23:02:01 2 31.50 0.00 1.92 0.48 1.62 64.48 23:02:01 3 23.18 0.00 1.63 0.67 1.20 73.32 23:03:01 all 14.45 0.00 0.73 0.71 0.80 83.31 23:03:01 0 5.30 0.00 0.55 0.72 0.65 92.78 23:03:01 1 12.90 0.00 0.68 0.28 0.91 85.23 23:03:01 2 23.17 0.00 1.10 0.47 1.01 74.26 23:03:01 3 16.42 0.00 0.62 1.35 0.62 80.99 Average: all 17.72 0.00 1.13 1.11 1.22 78.82 Average: 0 15.25 0.00 1.31 1.15 1.32 80.98 Average: 1 14.31 0.00 0.86 0.83 1.02 82.99 Average: 2 25.57 0.00 1.37 1.67 1.37 70.03 Average: 3 15.76 0.00 1.00 0.79 1.18 81.28