---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9168 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 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 466 5282 0 2226 7228 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:6d:ae:80 brd ff:ff:ff:ff:ff:ff inet 10.32.6.45/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe6d:ae80/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9168) 08/25/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 147.58 62.19 85.39 4209.90 40637.16 19:15:01 57.39 0.15 57.24 21.01 10333.46 19:16:01 80.06 18.58 61.48 686.57 10698.30 19:17:01 23.96 1.45 22.51 98.77 4444.25 Average: 77.33 20.68 56.65 1259.29 16554.95 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5992640 7415940 2174780 26.63 36900 1566704 707300 7.67 582280 1429204 84308 19:15:01 5674952 7394652 2492468 30.52 56632 1825588 706152 7.66 617872 1674564 151296 19:16:01 5450612 7428376 2716808 33.26 63436 2070396 658136 7.14 666544 1837444 99920 19:17:01 5404000 7395720 2763420 33.83 65696 2081688 688872 7.47 708516 1841436 7660 Average: 5630551 7408672 2536869 31.06 55666 1886094 690115 7.49 643803 1695662 85796 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 379.16 216.06 1474.30 63.16 0.00 0.00 0.00 0.00 19:14:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 19.63 18.41 387.33 3.07 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 266.71 266.44 1749.59 56.29 0.00 0.00 0.00 0.00 19:16:01 lo 1.97 1.97 0.19 0.19 0.00 0.00 0.00 0.00 19:17:01 ens3 57.58 62.48 26.08 538.57 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 181.45 141.36 911.51 165.94 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9168) 08/25/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.17 0.00 2.70 4.48 1.09 69.56 19:14:02 0 37.39 0.00 5.38 2.98 1.32 52.93 19:14:02 1 8.64 0.00 1.45 2.44 0.73 86.74 19:14:02 2 29.49 0.00 2.44 7.95 1.37 58.75 19:14:02 3 13.11 0.00 1.55 4.56 0.95 79.82 19:15:01 all 20.58 0.00 1.46 1.58 0.89 75.49 19:15:01 0 12.61 0.00 1.13 2.22 0.54 83.49 19:15:01 1 42.63 0.00 2.86 0.90 1.07 52.54 19:15:01 2 6.23 0.00 0.56 0.74 0.96 91.51 19:15:01 3 20.91 0.00 1.26 2.48 0.98 74.37 19:16:01 all 39.14 0.00 2.39 1.23 3.14 54.10 19:16:01 0 35.08 0.00 2.70 2.62 3.02 56.58 19:16:01 1 38.02 0.00 2.29 0.73 3.00 55.96 19:16:01 2 43.54 0.00 2.56 0.30 3.56 50.05 19:16:01 3 39.89 0.00 2.05 1.23 3.00 53.83 19:17:01 all 20.61 0.00 1.02 0.79 0.92 76.66 19:17:01 0 16.41 0.00 0.86 0.75 1.01 80.97 19:17:01 1 13.38 0.00 0.61 0.18 0.68 85.15 19:17:01 2 47.03 0.00 1.77 0.43 1.35 49.42 19:17:01 3 5.74 0.00 0.85 1.81 0.65 90.95 Average: all 25.65 0.00 1.90 2.02 1.51 68.93 Average: 0 25.41 0.00 2.52 2.14 1.47 68.45 Average: 1 25.60 0.00 1.80 1.06 1.37 70.16 Average: 2 31.66 0.00 1.83 2.36 1.81 62.33 Average: 3 19.91 0.00 1.43 2.52 1.39 74.75