---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3443 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 7.6G 12G 40% / 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 477 5319 0 2179 7218 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:b8:d1:2c brd ff:ff:ff:ff:ff:ff inet 10.32.6.33/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86074sec preferred_lft 86074sec inet6 fe80::f816:3eff:feb8:d12c/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-3443) 01/17/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 138.80 57.89 80.91 3635.92 39990.69 07:07:01 53.96 0.15 53.80 22.10 9390.54 07:08:01 86.87 31.43 55.44 1731.31 7700.05 07:09:01 37.14 8.68 28.46 507.16 5337.02 07:10:01 21.22 0.35 20.87 33.73 1399.87 Average: 67.65 19.77 47.88 1190.12 12776.86 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6039156 7430688 2128264 26.06 36584 1535184 680424 7.38 571460 1394728 72184 07:07:01 5868592 7507024 2298828 28.15 55844 1747220 584220 6.34 498992 1606584 122692 07:08:01 5459684 7247164 2707736 33.15 62936 1884424 845660 9.18 807564 1695064 6884 07:09:01 5450276 7389436 2717144 33.27 66624 2029352 692388 7.51 756324 1751848 24408 07:10:01 5445420 7387912 2722000 33.33 68632 2030472 692400 7.51 761692 1750580 8660 Average: 5652626 7392445 2514794 30.79 58124 1845330 699018 7.58 679206 1639761 46966 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 340.50 196.04 1184.22 63.16 0.00 0.00 0.00 0.00 07:06:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 35.54 27.27 548.59 3.77 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:08:01 ens3 262.19 268.76 1344.87 50.15 0.00 0.00 0.00 0.00 07:08:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 161.98 175.92 430.79 633.92 0.00 0.00 0.00 0.00 07:09:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:10:01 ens3 11.62 12.28 9.25 5.99 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 162.80 136.43 704.11 151.91 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3443) 01/17/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 19.79 0.00 2.99 6.42 3.63 67.17 07:06:02 0 23.99 0.00 5.53 4.00 3.75 62.73 07:06:02 1 25.50 0.00 1.86 2.20 3.53 66.91 07:06:02 2 22.47 0.00 2.41 4.84 4.27 66.01 07:06:02 3 7.16 0.00 2.21 14.64 3.00 73.00 07:07:01 all 19.08 0.00 1.29 2.78 2.19 74.66 07:07:01 0 21.18 0.00 1.49 1.03 1.25 75.05 07:07:01 1 6.91 0.00 0.82 5.92 2.24 84.11 07:07:01 2 27.77 0.00 1.71 0.23 2.56 67.73 07:07:01 3 20.52 0.00 1.12 3.90 2.75 71.71 07:08:01 all 32.20 0.00 2.28 2.36 6.19 56.96 07:08:01 0 27.13 0.00 1.82 6.08 5.23 59.75 07:08:01 1 32.66 0.00 1.88 2.39 5.73 57.34 07:08:01 2 38.94 0.00 3.17 0.26 7.61 50.02 07:08:01 3 30.01 0.00 2.23 0.80 6.16 60.80 07:09:01 all 28.45 0.00 1.58 1.41 3.69 64.87 07:09:01 0 26.54 0.00 1.29 0.13 2.77 69.27 07:09:01 1 16.40 0.00 1.37 3.19 3.39 75.64 07:09:01 2 56.06 0.00 1.83 0.94 5.17 36.00 07:09:01 3 14.74 0.00 1.81 1.37 3.40 78.68 07:10:01 all 20.30 0.00 0.99 1.19 1.42 76.11 07:10:01 0 17.05 0.00 0.90 2.54 1.48 78.04 07:10:01 1 11.24 0.00 0.74 1.77 1.04 85.21 07:10:01 2 28.39 0.00 0.86 0.35 1.91 68.50 07:10:01 3 24.56 0.00 1.43 0.08 1.28 72.65 Average: all 23.99 0.00 1.83 2.83 3.44 67.91 Average: 0 23.19 0.00 2.21 2.76 2.90 68.93 Average: 1 18.59 0.00 1.34 3.09 3.19 73.80 Average: 2 34.75 0.00 2.00 1.33 4.32 57.59 Average: 3 19.41 0.00 1.76 4.16 3.33 71.34