---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8972 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 460 4076 0 3438 7216 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:20:5c:fd brd ff:ff:ff:ff:ff:ff inet 10.32.7.38/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85874sec preferred_lft 85874sec inet6 fe80::f816:3eff:fe20:5cfd/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-8972) 08/22/26 _x86_64_ (4 CPU) 21:23:49 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 113.98 54.00 59.98 3546.82 5390.22 21:26:01 58.89 5.77 53.12 200.63 9817.70 21:27:01 82.69 24.36 58.32 1484.29 40872.65 21:28:01 9.45 0.02 9.43 0.13 359.14 21:29:01 41.30 10.38 30.92 729.09 3612.00 21:30:01 3.08 0.13 2.95 4.80 165.04 21:31:01 22.86 3.17 19.69 89.84 1971.08 21:32:01 29.13 1.18 27.95 88.52 6601.17 Average: 45.17 12.38 32.80 768.06 8598.31 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 5978240 7412856 2189180 26.80 38076 1576176 708768 7.69 589596 1434460 94756 21:26:01 5701868 7486592 2465552 30.19 56932 1888728 619956 6.73 514632 1748516 202140 21:27:01 4441604 7293500 3725816 45.62 60052 2937332 794800 8.62 730748 2761704 1924 21:28:01 4423804 7282884 3743616 45.84 61960 2941720 794800 8.62 742880 2765344 1420 21:29:01 3252960 6238348 4914460 60.17 64572 3061672 1948896 21.15 1820080 2846572 3312 21:30:01 3205028 6190692 4962392 60.76 64652 3061836 1983004 21.52 1870584 2843208 84 21:31:01 2946144 6131984 5221276 63.93 67808 3253116 1579508 17.14 1984196 2980756 138528 21:32:01 4175008 7389164 3992412 48.88 70416 3278372 691712 7.51 760340 2978248 9856 Average: 4265582 6928252 3901838 47.77 60558 2749869 1140180 12.37 1126632 2544851 56502 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 449.93 236.32 1488.30 66.24 0.00 0.00 0.00 0.00 21:25:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:26:01 ens3 73.77 65.97 888.70 10.68 0.00 0.00 0.00 0.00 21:26:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:27:01 ens3 702.43 439.38 16960.46 45.17 0.00 0.00 0.00 0.00 21:27:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:28:01 ens3 52.86 76.40 57.58 14.80 0.00 0.00 0.00 0.00 21:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:29:01 ens3 199.23 227.96 1597.02 39.31 0.00 0.00 0.00 0.00 21:29:01 lo 0.90 0.90 0.25 0.25 0.00 0.00 0.00 0.00 21:30:01 ens3 3.55 2.57 0.82 0.80 0.00 0.00 0.00 0.00 21:30:01 lo 12.73 12.73 4.33 4.33 0.00 0.00 0.00 0.00 21:31:01 ens3 139.00 157.05 870.04 32.68 0.00 0.00 0.00 0.00 21:31:01 lo 16.51 16.51 3.46 3.46 0.00 0.00 0.00 0.00 21:32:01 ens3 36.24 40.08 209.09 12.05 0.00 0.00 0.00 0.00 21:32:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 207.13 155.72 2758.91 27.71 0.00 0.00 0.00 0.00 Average: lo 4.25 4.25 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-8972) 08/22/26 _x86_64_ (4 CPU) 21:23:49 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 23.15 0.00 1.94 3.11 1.01 70.79 21:25:01 0 15.29 0.00 1.80 4.10 0.77 78.05 21:25:01 1 23.05 0.00 1.82 6.10 0.94 68.09 21:25:01 2 14.27 0.00 1.76 1.15 0.92 81.90 21:25:01 3 40.01 0.00 2.39 1.07 1.42 55.12 21:26:01 all 20.73 0.00 1.42 1.49 0.86 75.51 21:26:01 0 12.57 0.00 0.89 0.08 1.04 85.41 21:26:01 1 32.74 0.00 2.33 0.18 0.92 63.82 21:26:01 2 30.27 0.00 1.24 1.00 1.04 66.46 21:26:01 3 7.38 0.00 1.19 4.71 0.45 86.28 21:27:01 all 15.15 0.00 1.52 1.79 0.94 80.59 21:27:01 0 9.28 0.00 0.27 0.05 0.76 89.64 21:27:01 1 13.51 0.00 0.48 0.98 0.77 84.26 21:27:01 2 19.60 0.00 1.24 1.02 1.05 77.10 21:27:01 3 18.27 0.00 4.15 5.10 1.17 71.31 21:28:01 all 4.28 0.00 0.29 0.02 0.20 95.20 21:28:01 0 0.93 0.00 0.03 0.00 0.03 99.00 21:28:01 1 3.91 0.00 0.45 0.00 0.15 95.49 21:28:01 2 6.97 0.00 0.13 0.10 0.25 92.55 21:28:01 3 5.32 0.00 0.53 0.02 0.37 93.76 21:29:01 all 38.80 0.00 1.52 0.64 2.57 56.47 21:29:01 0 36.23 0.00 1.13 0.18 2.42 60.04 21:29:01 1 40.83 0.00 1.44 0.80 2.76 54.17 21:29:01 2 38.61 0.00 1.53 0.80 2.40 56.66 21:29:01 3 39.49 0.00 1.99 0.80 2.72 55.00 21:30:01 all 6.00 0.00 0.37 0.03 0.48 93.12 21:30:01 0 5.77 0.00 0.42 0.00 0.57 93.25 21:30:01 1 6.35 0.00 0.37 0.02 0.40 92.86 21:30:01 2 5.15 0.00 0.33 0.07 0.43 94.02 21:30:01 3 6.74 0.00 0.37 0.02 0.52 92.36 21:31:01 all 16.55 0.00 1.06 0.09 1.01 81.29 21:31:01 0 21.58 0.00 1.02 0.00 0.93 76.46 21:31:01 1 20.00 0.00 0.88 0.00 0.92 78.20 21:31:01 2 14.66 0.00 0.93 0.33 1.04 83.04 21:31:01 3 9.93 0.00 1.40 0.00 1.17 87.50 21:32:01 all 22.27 0.00 1.16 0.84 0.80 74.93 21:32:01 0 33.28 0.00 1.25 0.13 1.00 64.34 21:32:01 1 28.26 0.00 1.10 0.08 0.75 69.81 21:32:01 2 24.11 0.00 1.50 0.77 1.00 72.62 21:32:01 3 3.43 0.00 0.80 2.40 0.45 92.92 Average: all 18.37 0.00 1.16 1.00 0.98 78.48 Average: 0 16.88 0.00 0.85 0.57 0.94 80.76 Average: 1 21.09 0.00 1.11 1.02 0.95 75.83 Average: 2 19.21 0.00 1.08 0.65 1.02 78.04 Average: 3 16.31 0.00 1.60 1.76 1.03 79.29