---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5397 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 478 5130 0 2366 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:8e:72:c4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.55/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85912sec preferred_lft 85912sec inet6 fe80::f816:3eff:fe8e:72c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5397) 02/07/26 _x86_64_ (4 CPU) 20:22:51 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:02 137.11 54.46 82.65 3594.73 35626.75 20:25:01 76.41 30.11 46.30 1663.45 8321.30 20:26:01 31.83 0.17 31.66 2.40 5907.42 20:27:01 18.31 0.08 18.23 1.07 3018.30 20:28:01 27.20 10.37 16.83 728.27 932.13 20:29:01 1.65 0.05 1.60 0.40 21.86 20:30:01 42.04 5.60 36.44 208.73 5309.70 Average: 47.72 14.37 33.36 883.71 8448.61 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:02 5873996 7377024 2293416 28.08 41284 1638080 738280 8.01 641908 1479132 146016 20:25:01 5589412 7288252 2578000 31.56 57268 1805732 849232 9.21 750224 1630764 95612 20:26:01 5516096 7291672 2651316 32.46 59436 1878300 814772 8.84 749976 1701352 1456 20:27:01 5387400 7249084 2780012 34.04 61284 1960232 839532 9.11 793316 1781140 2708 20:28:01 4467436 6373512 3699976 45.30 63192 2000532 1717324 18.63 1702804 1783312 40 20:29:01 4407836 6313872 3759576 46.03 63236 2000560 1783160 19.35 1764068 1780924 28 20:30:01 5284016 7414564 2883396 35.30 68084 2214976 667832 7.25 739840 1924004 93268 Average: 5218027 7043997 2949385 36.11 59112 1928345 1058590 11.49 1020305 1725804 48447 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 20:24:02 ens3 476.29 281.84 1455.71 68.73 0.00 0.00 0.00 0.00 20:25:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 20:25:01 ens3 88.09 60.84 442.36 15.55 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:26:01 ens3 120.23 135.88 1198.36 19.66 0.00 0.00 0.00 0.00 20:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:27:01 ens3 179.39 214.80 1369.69 28.21 0.00 0.00 0.00 0.00 20:28:01 lo 5.68 5.68 2.19 2.19 0.00 0.00 0.00 0.00 20:28:01 ens3 91.33 108.28 255.56 18.51 0.00 0.00 0.00 0.00 20:29:01 lo 14.76 14.76 3.59 3.59 0.00 0.00 0.00 0.00 20:29:01 ens3 23.18 16.05 9.44 3.84 0.00 0.00 0.00 0.00 20:30:01 lo 9.68 9.68 2.26 2.26 0.00 0.00 0.00 0.00 20:30:01 ens3 262.61 269.28 1123.83 54.79 0.00 0.00 0.00 0.00 Average: lo 4.73 4.73 1.19 1.19 0.00 0.00 0.00 0.00 Average: ens3 177.52 155.51 837.38 29.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5397) 02/07/26 _x86_64_ (4 CPU) 20:22:51 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:02 all 23.52 0.00 1.79 3.93 1.08 69.67 20:24:02 0 14.91 0.00 1.66 2.26 1.16 80.00 20:24:02 1 14.62 0.00 1.23 2.27 0.71 81.17 20:24:02 2 40.14 0.00 2.55 8.71 1.38 47.22 20:24:02 3 24.49 0.00 1.72 2.51 1.05 70.22 20:25:01 all 20.23 0.00 1.27 1.94 0.81 75.74 20:25:01 0 10.75 0.00 1.15 3.00 0.88 84.22 20:25:01 1 17.93 0.00 0.91 0.27 0.61 80.28 20:25:01 2 29.12 0.00 1.54 2.51 0.98 65.85 20:25:01 3 23.13 0.00 1.49 1.99 0.76 72.63 20:26:01 all 9.10 0.00 0.49 0.43 0.46 89.51 20:26:01 0 6.22 0.00 0.65 1.53 0.47 91.13 20:26:01 1 9.18 0.00 0.80 0.08 0.34 89.60 20:26:01 2 16.09 0.00 0.17 0.00 0.72 83.03 20:26:01 3 4.94 0.00 0.37 0.10 0.33 94.26 20:27:01 all 5.46 0.00 0.51 0.17 0.33 93.53 20:27:01 0 7.92 0.00 0.74 0.55 0.27 90.53 20:27:01 1 3.04 0.00 0.43 0.00 0.18 96.34 20:27:01 2 4.92 0.00 0.27 0.12 0.22 94.48 20:27:01 3 5.98 0.00 0.58 0.00 0.65 92.79 20:28:01 all 38.48 0.00 1.31 0.40 2.31 57.49 20:28:01 0 37.39 0.00 2.03 0.50 2.31 57.77 20:28:01 1 35.46 0.00 0.92 0.43 2.33 60.87 20:28:01 2 42.19 0.00 0.90 0.12 2.27 54.53 20:28:01 3 38.85 0.00 1.45 0.57 2.33 56.81 20:29:01 all 3.10 0.00 0.35 0.01 0.24 96.30 20:29:01 0 2.83 0.00 0.32 0.02 0.20 96.63 20:29:01 1 3.64 0.00 0.32 0.00 0.30 95.75 20:29:01 2 2.69 0.00 0.33 0.00 0.27 96.71 20:29:01 3 3.27 0.00 0.38 0.00 0.18 96.16 20:30:01 all 25.18 0.00 1.60 0.60 1.14 71.48 20:30:01 0 26.64 0.00 2.09 0.76 1.15 69.36 20:30:01 1 29.35 0.00 1.10 0.07 1.07 68.42 20:30:01 2 25.57 0.00 1.10 1.30 1.18 70.86 20:30:01 3 19.18 0.00 2.09 0.27 1.20 77.27 Average: all 17.88 0.00 1.05 1.07 0.91 79.09 Average: 0 15.28 0.00 1.24 1.23 0.92 81.34 Average: 1 16.18 0.00 0.82 0.45 0.79 81.76 Average: 2 22.95 0.00 0.98 1.82 1.00 73.25 Average: 3 17.12 0.00 1.16 0.77 0.93 80.02