---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12155 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 8.8G 11G 46% / 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 465 3988 0 3522 7211 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:b1:29:99 brd ff:ff:ff:ff:ff:ff inet 10.32.7.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85918sec preferred_lft 85918sec inet6 fe80::f816:3eff:feb1:2999/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12155) 09/12/26 _x86_64_ (4 CPU) 20:24:13 LINUX RESTART (4 CPU) 20:25:02 tps rtps wtps bread/s bwrtn/s 20:26:01 86.27 30.50 55.77 1712.12 9427.01 20:27:01 59.84 0.17 59.67 2.40 43576.47 20:28:01 8.28 0.02 8.27 0.13 306.22 20:29:01 38.09 10.36 27.73 727.08 3591.13 20:30:01 2.12 0.08 2.03 2.93 165.17 20:31:01 33.44 4.77 28.68 131.71 2672.35 20:32:01 24.38 0.60 23.78 67.72 6186.30 Average: 35.94 6.59 29.36 374.54 9417.79 20:25:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:26:01 5454736 7278852 2712684 33.21 58472 1926392 829828 9.00 760136 1751640 203888 20:27:01 4322564 7259584 3844856 47.08 60328 3021304 827740 8.98 767272 2844416 1676 20:28:01 4310436 7253592 3856984 47.22 62040 3024892 827740 8.98 774636 2847372 1524 20:29:01 3082960 6152292 5084460 62.25 64548 3144668 2002452 21.73 1908272 2927364 3560 20:30:01 2953556 6023072 5213864 63.84 64648 3144752 2027104 22.00 2038708 2925024 96 20:31:01 4055448 7348836 4111972 50.35 69200 3357980 724768 7.86 790008 3067768 156080 20:32:01 4123324 7422260 4044096 49.51 70928 3361028 654440 7.10 730808 3059036 10000 Average: 4043289 6962641 4124131 50.49 64309 2997288 1127725 12.24 1109977 2774660 53832 20:25:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:26:01 ens3 111.25 102.41 869.79 22.18 0.00 0.00 0.00 0.00 20:26:01 lo 1.49 1.49 0.15 0.15 0.00 0.00 0.00 0.00 20:27:01 ens3 788.34 472.65 18379.96 46.19 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 20:28:01 ens3 43.98 63.69 46.05 12.38 0.00 0.00 0.00 0.00 20:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:29:01 ens3 179.50 218.78 1566.05 36.43 0.00 0.00 0.00 0.00 20:29:01 lo 3.50 3.50 1.54 1.54 0.00 0.00 0.00 0.00 20:30:01 ens3 4.32 3.17 0.97 0.98 0.00 0.00 0.00 0.00 20:30:01 lo 12.41 12.41 3.45 3.45 0.00 0.00 0.00 0.00 20:31:01 ens3 237.83 219.71 1090.12 56.64 0.00 0.00 0.00 0.00 20:31:01 lo 14.15 14.15 3.05 3.05 0.00 0.00 0.00 0.00 20:32:01 ens3 13.10 12.01 9.28 5.52 0.00 0.00 0.00 0.00 20:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 197.11 156.19 3142.87 25.77 0.00 0.00 0.00 0.00 Average: lo 4.72 4.72 1.19 1.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12155) 09/12/26 _x86_64_ (4 CPU) 20:24:13 LINUX RESTART (4 CPU) 20:25:02 CPU %user %nice %system %iowait %steal %idle 20:26:01 all 18.67 0.00 1.09 1.94 0.06 78.25 20:26:01 0 6.42 0.00 0.37 1.29 0.07 91.85 20:26:01 1 25.29 0.00 1.74 1.16 0.07 71.75 20:26:01 2 6.55 0.00 0.49 4.51 0.03 88.41 20:26:01 3 36.44 0.00 1.73 0.81 0.08 60.93 20:27:01 all 8.38 0.00 0.92 1.58 0.04 89.07 20:27:01 0 5.24 0.00 0.30 3.48 0.03 90.95 20:27:01 1 12.08 0.00 1.21 1.15 0.05 85.51 20:27:01 2 3.20 0.00 0.05 0.33 0.02 96.40 20:27:01 3 13.03 0.00 2.15 1.36 0.07 83.40 20:28:01 all 2.62 0.00 0.14 0.03 0.03 97.17 20:28:01 0 1.87 0.00 0.12 0.02 0.02 97.98 20:28:01 1 2.36 0.00 0.08 0.00 0.03 97.52 20:28:01 2 1.67 0.00 0.03 0.10 0.03 98.17 20:28:01 3 4.58 0.00 0.32 0.00 0.05 95.05 20:29:01 all 27.90 0.00 1.03 0.51 0.06 70.49 20:29:01 0 28.81 0.00 1.00 0.80 0.07 69.32 20:29:01 1 26.35 0.00 0.87 0.07 0.07 72.64 20:29:01 2 28.49 0.00 1.15 1.14 0.05 69.17 20:29:01 3 27.95 0.00 1.10 0.02 0.07 70.86 20:30:01 all 2.67 0.00 0.30 0.10 0.04 96.90 20:30:01 0 2.86 0.00 0.28 0.07 0.05 96.74 20:30:01 1 2.90 0.00 0.32 0.00 0.03 96.75 20:30:01 2 2.15 0.00 0.27 0.32 0.03 97.23 20:30:01 3 2.79 0.00 0.30 0.00 0.02 96.90 20:31:01 all 15.98 0.00 1.01 0.29 0.08 82.65 20:31:01 0 14.39 0.00 0.90 0.68 0.08 83.94 20:31:01 1 12.14 0.00 0.57 0.02 0.07 87.21 20:31:01 2 25.88 0.00 1.64 0.42 0.10 71.97 20:31:01 3 11.49 0.00 0.94 0.07 0.07 87.44 20:32:01 all 9.69 0.00 0.64 0.67 0.03 88.97 20:32:01 0 0.50 0.00 0.37 1.40 0.00 97.73 20:32:01 1 5.82 0.00 0.62 0.00 0.02 93.54 20:32:01 2 28.13 0.00 1.07 1.25 0.05 69.50 20:32:01 3 4.32 0.00 0.52 0.02 0.03 95.11 Average: all 12.25 0.00 0.73 0.73 0.05 86.24 Average: 0 8.58 0.00 0.48 1.11 0.05 89.79 Average: 1 12.38 0.00 0.77 0.34 0.05 86.46 Average: 2 13.73 0.00 0.67 1.14 0.05 84.41 Average: 3 14.32 0.00 1.00 0.32 0.05 84.29