---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-483 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 8.1G 12G 43% / 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 448 4762 0 2764 7238 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:7f:4c:86 brd ff:ff:ff:ff:ff:ff inet 10.32.6.40/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fe7f:4c86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-483) 05/09/26 _x86_64_ (4 CPU) 20:22:56 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 161.56 77.70 83.85 4819.86 40708.97 20:25:01 84.12 29.72 54.40 1657.45 9124.43 20:26:01 37.88 0.18 37.69 2.67 19004.30 20:27:01 9.48 0.02 9.47 0.13 351.67 20:28:01 38.64 10.40 28.24 728.82 3618.13 20:29:01 2.07 0.10 1.97 3.07 145.44 20:30:01 23.11 3.18 19.93 89.99 1967.01 20:31:01 30.54 1.27 29.28 98.52 6640.23 Average: 48.43 15.32 33.10 925.07 10194.86 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 6020192 7448816 2147228 26.29 36484 1572284 692060 7.51 552356 1434168 86864 20:25:01 5651048 7355740 2516372 30.81 56692 1812436 849508 9.22 685888 1638636 100724 20:26:01 5122104 7295972 3045316 37.29 58704 2272300 794044 8.62 741616 2096488 1328 20:27:01 5108148 7289044 3059272 37.46 60596 2276520 802120 8.70 750392 2099976 924 20:28:01 3874712 6181568 4292708 52.56 62996 2396140 1923704 20.87 1889876 2180108 2892 20:29:01 3646780 5953832 4520640 55.35 63076 2396236 2195296 23.82 2119832 2177480 96 20:30:01 3905488 6411312 4261932 52.18 66156 2587544 1514172 16.43 1717744 2314784 138204 20:31:01 4878336 7416556 3289084 40.27 69000 2616864 695364 7.55 739108 2322580 17136 Average: 4775851 6919105 3391569 41.53 59213 2241290 1183284 12.84 1149602 2033028 43521 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 439.69 269.09 1532.83 68.52 0.00 0.00 0.00 0.00 20:24:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 20:25:01 ens3 79.31 63.76 461.52 15.06 0.00 0.00 0.00 0.00 20:25:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 20:26:01 ens3 302.07 212.65 7692.63 23.65 0.00 0.00 0.00 0.00 20:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:27:01 ens3 56.62 82.14 60.97 13.34 0.00 0.00 0.00 0.00 20:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:28:01 ens3 217.88 249.87 1585.05 36.75 0.00 0.00 0.00 0.00 20:28:01 lo 1.65 1.65 0.84 0.84 0.00 0.00 0.00 0.00 20:29:01 ens3 1.97 1.77 0.53 0.57 0.00 0.00 0.00 0.00 20:29:01 lo 12.41 12.41 3.78 3.78 0.00 0.00 0.00 0.00 20:30:01 ens3 198.35 200.87 908.42 37.67 0.00 0.00 0.00 0.00 20:30:01 lo 16.03 16.03 3.41 3.41 0.00 0.00 0.00 0.00 20:31:01 ens3 68.39 55.92 222.83 21.24 0.00 0.00 0.00 0.00 20:31:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 170.53 142.01 1558.08 27.10 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 1.05 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-483) 05/09/26 _x86_64_ (4 CPU) 20:22:56 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 20.19 0.00 2.81 5.25 1.74 70.02 20:24:01 0 27.89 0.00 2.31 3.55 1.96 64.29 20:24:01 1 10.20 0.00 1.43 3.50 1.53 83.34 20:24:01 2 27.73 0.00 2.64 9.16 2.06 58.40 20:24:01 3 14.90 0.00 4.87 4.80 1.38 74.05 20:25:01 all 22.39 0.00 1.58 2.12 1.27 72.64 20:25:01 0 29.07 0.00 1.82 0.78 1.37 66.97 20:25:01 1 17.22 0.00 1.53 1.51 0.95 78.78 20:25:01 2 19.35 0.00 1.55 4.05 1.45 73.60 20:25:01 3 23.94 0.00 1.43 2.10 1.35 71.18 20:26:01 all 12.09 0.00 1.01 0.56 1.31 85.03 20:26:01 0 9.87 0.00 1.23 0.41 1.39 87.09 20:26:01 1 9.52 0.00 0.23 0.30 0.82 89.13 20:26:01 2 12.40 0.00 2.09 1.38 1.74 82.39 20:26:01 3 16.60 0.00 0.48 0.15 1.30 81.47 20:27:01 all 3.64 0.00 0.22 0.02 0.45 95.67 20:27:01 0 5.61 0.00 0.47 0.07 0.48 93.38 20:27:01 1 1.95 0.00 0.27 0.00 0.18 97.60 20:27:01 2 1.18 0.00 0.07 0.00 0.60 98.15 20:27:01 3 5.79 0.00 0.07 0.00 0.55 93.59 20:28:01 all 41.80 0.00 1.57 0.52 3.84 52.28 20:28:01 0 39.22 0.00 1.41 0.51 3.68 55.18 20:28:01 1 41.25 0.00 1.84 0.43 3.92 52.56 20:28:01 2 40.83 0.00 1.99 0.85 4.27 52.06 20:28:01 3 45.88 0.00 1.01 0.26 3.48 49.37 20:29:01 all 3.92 0.00 0.36 0.03 0.59 95.10 20:29:01 0 3.49 0.00 0.28 0.08 0.58 95.56 20:29:01 1 3.59 0.00 0.48 0.00 0.62 95.31 20:29:01 2 4.31 0.00 0.35 0.02 0.57 94.75 20:29:01 3 4.30 0.00 0.35 0.00 0.60 94.75 20:30:01 all 14.45 0.00 0.96 0.08 1.69 82.82 20:30:01 0 11.07 0.00 0.75 0.07 1.41 86.70 20:30:01 1 11.92 0.00 1.11 0.23 1.78 84.96 20:30:01 2 13.83 0.00 1.14 0.02 2.06 82.95 20:30:01 3 21.01 0.00 0.83 0.00 1.54 76.62 20:31:01 all 20.17 0.00 1.02 0.98 1.31 76.53 20:31:01 0 25.67 0.00 0.93 1.21 1.58 70.61 20:31:01 1 10.22 0.00 0.83 0.08 0.83 88.04 20:31:01 2 13.52 0.00 1.11 2.51 1.18 81.68 20:31:01 3 31.28 0.00 1.20 0.10 1.64 65.78 Average: all 17.35 0.00 1.19 1.19 1.53 78.74 Average: 0 19.01 0.00 1.15 0.84 1.56 77.45 Average: 1 13.24 0.00 0.97 0.76 1.33 83.70 Average: 2 16.65 0.00 1.37 2.25 1.74 77.99 Average: 3 20.48 0.00 1.28 0.93 1.48 75.83