---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8259 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 7.7G 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 460 5171 0 2343 7232 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:3f:03:17 brd ff:ff:ff:ff:ff:ff inet 10.32.7.1/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe3f:317/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8259) 08/14/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 106.23 37.69 68.54 1563.61 6507.20 07:07:01 64.07 16.10 47.97 1072.90 9490.59 07:08:01 67.39 22.69 44.70 1222.66 11120.69 07:09:01 24.75 1.95 22.80 110.11 6178.17 Average: 65.62 19.62 45.99 991.99 8319.40 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5936028 7406144 2231392 27.32 39704 1608428 716296 7.77 609272 1455680 106140 07:07:01 5670888 7481460 2496532 30.57 58288 1912804 802724 8.71 529628 1765648 212392 07:08:01 5288680 7390444 2878740 35.25 66264 2188832 704748 7.65 756120 1906492 156892 07:09:01 5350588 7460856 2816832 34.49 68232 2194812 616000 6.68 701516 1898336 8884 Average: 5561546 7434726 2605874 31.91 58122 1976219 709942 7.70 649134 1756539 121077 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 388.55 206.92 1490.85 65.43 0.00 0.00 0.00 0.00 07:07:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 07:07:01 ens3 82.71 71.63 909.35 13.35 0.00 0.00 0.00 0.00 07:08:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 134.26 115.59 1865.16 24.55 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 62.26 60.99 29.44 669.71 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 167.30 113.96 1074.42 194.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8259) 08/14/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.81 0.00 1.70 3.72 2.46 69.31 07:06:02 0 28.19 0.00 2.54 5.52 2.92 60.84 07:06:02 1 21.40 0.00 1.54 1.18 2.71 73.16 07:06:02 2 14.60 0.00 1.20 6.65 2.29 75.26 07:06:02 3 27.10 0.00 1.51 1.53 1.89 67.97 07:07:01 all 20.38 0.00 1.29 2.04 1.88 74.42 07:07:01 0 62.16 0.00 3.08 0.76 2.67 31.33 07:07:01 1 13.58 0.00 1.24 2.23 1.70 81.25 07:07:01 2 3.20 0.00 0.47 5.11 0.85 90.38 07:07:01 3 2.87 0.00 0.37 0.05 2.28 94.43 07:08:01 all 38.62 0.00 1.99 1.47 3.97 53.95 07:08:01 0 50.99 0.00 2.11 0.26 4.35 42.28 07:08:01 1 32.39 0.00 1.54 2.40 3.77 59.90 07:08:01 2 35.81 0.00 2.06 0.87 3.98 57.28 07:08:01 3 35.24 0.00 2.23 2.38 3.81 56.34 07:09:01 all 20.14 0.00 1.00 0.88 1.36 76.61 07:09:01 0 18.65 0.00 1.16 0.03 1.06 79.09 07:09:01 1 16.61 0.00 0.75 2.30 1.01 79.33 07:09:01 2 37.12 0.00 1.21 0.50 1.89 59.28 07:09:01 3 8.25 0.00 0.86 0.71 1.46 88.72 Average: all 25.52 0.00 1.49 2.03 2.42 68.53 Average: 0 39.90 0.00 2.22 1.65 2.76 53.48 Average: 1 21.03 0.00 1.27 2.03 2.30 73.38 Average: 2 22.78 0.00 1.24 3.27 2.26 70.44 Average: 3 18.39 0.00 1.24 1.17 2.36 76.84