---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10190 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 680K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 559 13035 0 2444 15155 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b7:fb:ee brd ff:ff:ff:ff:ff:ff inet 10.30.106.173/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85967sec preferred_lft 85967sec inet6 fe80::f816:3eff:feb7:fbee/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10190) 05/13/26 _x86_64_ (4 CPU) 08:27:54 LINUX RESTART (4 CPU) 08:28:01 tps rtps wtps bread/s bwrtn/s 08:29:01 66.02 31.88 34.13 2803.00 41122.91 08:30:01 6.75 0.00 6.75 0.00 8522.58 08:31:01 6.50 0.00 6.50 0.00 8480.24 08:32:01 200.38 22.65 177.74 831.19 11032.56 08:33:01 131.81 17.73 114.08 515.03 20989.27 08:34:01 113.21 16.31 96.90 1347.24 22475.59 Average: 87.44 14.76 72.68 916.15 18771.54 08:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:29:01 14465044 15694220 1959924 11.93 32040 1416296 680052 3.89 487780 1299548 5324 08:30:01 14464500 15693800 1960468 11.94 32120 1416308 680052 3.89 488808 1299540 148 08:31:01 14463876 15693252 1961092 11.94 32200 1416312 680052 3.89 489308 1299540 144 08:32:01 14235364 15563900 2189604 13.33 41548 1501380 806896 4.62 641716 1363676 44112 08:33:01 13335168 15132132 3089800 18.81 73976 1912816 1307276 7.48 1108812 1743880 187444 08:34:01 12799196 14843892 3625772 22.07 95312 2126492 1324736 7.58 1466160 1897388 5432 Average: 13960525 15436866 2464443 15.00 51199 1631601 913177 5.23 780431 1483929 40434 08:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:29:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:29:01 ens3 188.22 113.86 506.06 31.11 0.00 0.00 0.00 0.00 08:30:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:30:01 ens3 2.75 1.07 0.86 1.24 0.00 0.00 0.00 0.00 08:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 ens3 2.63 1.17 1.10 1.30 0.00 0.00 0.00 0.00 08:32:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 08:32:01 ens3 165.32 105.77 448.28 43.06 0.00 0.00 0.00 0.00 08:33:01 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 08:33:01 ens3 199.38 148.23 2073.53 31.16 0.00 0.00 0.00 0.00 08:34:01 lo 7.82 7.82 0.45 0.45 0.00 0.00 0.00 0.00 08:34:01 ens3 428.85 277.00 1623.91 82.91 0.00 0.00 0.00 0.00 Average: lo 1.81 1.81 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 164.52 107.85 775.62 31.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10190) 05/13/26 _x86_64_ (4 CPU) 08:27:54 LINUX RESTART (4 CPU) 08:28:01 CPU %user %nice %system %iowait %steal %idle 08:29:01 all 3.90 0.00 0.65 27.96 0.03 67.47 08:29:01 0 3.89 0.00 0.68 10.30 0.02 85.12 08:29:01 1 3.57 0.00 0.65 14.08 0.02 81.68 08:29:01 2 4.71 0.00 0.59 37.80 0.02 56.89 08:29:01 3 3.41 0.00 0.67 49.71 0.02 46.20 08:30:01 all 0.09 0.00 0.03 0.43 0.01 99.45 08:30:01 0 0.17 0.00 0.02 0.00 0.02 99.80 08:30:01 1 0.07 0.00 0.03 0.00 0.00 99.90 08:30:01 2 0.10 0.00 0.02 0.00 0.00 99.88 08:30:01 3 0.03 0.00 0.03 1.72 0.00 98.22 08:31:01 all 0.09 0.00 0.02 0.47 0.01 99.41 08:31:01 0 0.02 0.00 0.03 0.00 0.02 99.93 08:31:01 1 0.07 0.00 0.00 0.00 0.02 99.92 08:31:01 2 0.07 0.00 0.02 0.00 0.02 99.90 08:31:01 3 0.20 0.00 0.03 1.88 0.02 97.87 08:32:01 all 7.91 0.00 0.82 1.77 0.03 89.47 08:32:01 0 4.33 0.00 0.67 1.49 0.02 93.50 08:32:01 1 20.37 0.00 1.02 0.43 0.03 78.15 08:32:01 2 4.36 0.00 1.16 2.58 0.03 91.88 08:32:01 3 2.52 0.00 0.42 2.57 0.02 94.47 08:33:01 all 24.46 0.00 1.81 5.44 0.07 68.22 08:33:01 0 16.53 0.00 1.59 8.00 0.07 73.81 08:33:01 1 31.09 0.00 2.26 1.47 0.08 65.10 08:33:01 2 20.97 0.00 1.48 2.44 0.07 75.04 08:33:01 3 29.30 0.00 1.93 9.88 0.07 58.83 08:34:01 all 35.69 0.00 2.17 2.20 0.07 59.87 08:34:01 0 33.20 0.00 1.52 2.88 0.07 62.33 08:34:01 1 32.19 0.00 2.39 0.30 0.07 65.05 08:34:01 2 35.57 0.00 2.49 4.53 0.07 57.34 08:34:01 3 41.77 0.00 2.27 1.09 0.08 54.79 Average: all 12.01 0.00 0.92 6.38 0.03 80.66 Average: 0 9.68 0.00 0.75 3.78 0.03 85.76 Average: 1 14.55 0.00 1.06 2.71 0.04 81.65 Average: 2 10.97 0.00 0.96 7.89 0.03 80.15 Average: 3 12.86 0.00 0.89 11.13 0.03 75.09