---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1979 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 676K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 11% / 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 604 13367 0 2067 15125 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:d1:1e:64 brd ff:ff:ff:ff:ff:ff inet 10.30.107.59/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85955sec preferred_lft 85955sec inet6 fe80::f816:3eff:fed1:1e64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1979) 10/11/25 _x86_64_ (4 CPU) 05:58:21 LINUX RESTART (4 CPU) 05:59:02 tps rtps wtps bread/s bwrtn/s 06:00:01 128.33 5.37 122.96 177.73 46075.04 06:01:01 32.02 0.00 32.02 0.00 12681.77 06:02:01 0.87 0.00 0.87 0.00 9.60 06:03:01 1.08 0.00 1.08 0.00 14.66 06:04:01 0.95 0.00 0.95 0.00 11.86 06:05:01 43.78 12.40 31.38 493.78 4037.99 Average: 34.24 2.95 31.29 111.73 10372.44 05:59:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 13914328 15560620 2510640 15.29 67924 1774040 761368 4.36 654004 1632320 90328 06:01:01 13914204 15560472 2510764 15.29 67976 1774044 761368 4.36 653848 1632264 172 06:02:01 13913932 15560236 2511036 15.29 67992 1774048 761368 4.36 653900 1632268 20 06:03:01 13913384 15559712 2511584 15.29 68024 1774052 761368 4.36 654192 1632272 132 06:04:01 13913760 15560144 2511208 15.29 68068 1774052 761368 4.36 654364 1632272 48 06:05:01 13726112 15515828 2698856 16.43 73244 1907412 812736 4.65 732740 1731772 21716 Average: 13882620 15552835 2542348 15.48 68871 1796275 769929 4.41 667175 1648861 18736 05:59:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:01 lo 0.54 0.54 0.07 0.07 0.00 0.00 0.00 0.00 06:00:01 ens3 63.18 42.31 1009.25 8.53 0.00 0.00 0.00 0.00 06:01:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:01:01 ens3 0.40 0.25 0.08 0.19 0.00 0.00 0.00 0.00 06:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 ens3 0.38 0.15 0.07 0.27 0.00 0.00 0.00 0.00 06:03:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:03:01 ens3 1.62 0.80 0.76 0.69 0.00 0.00 0.00 0.00 06:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 ens3 1.50 0.67 0.65 0.82 0.00 0.00 0.00 0.00 06:05:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:05:01 ens3 253.34 177.54 1857.72 39.34 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 53.37 36.94 476.58 8.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1979) 10/11/25 _x86_64_ (4 CPU) 05:58:21 LINUX RESTART (4 CPU) 05:59:02 CPU %user %nice %system %iowait %steal %idle 06:00:01 all 13.03 0.00 0.86 4.54 0.04 81.53 06:00:01 0 21.71 0.00 1.07 3.49 0.05 73.68 06:00:01 1 4.04 0.00 0.32 0.10 0.02 95.52 06:00:01 2 8.41 0.00 0.83 5.59 0.05 85.11 06:00:01 3 17.98 0.00 1.24 9.00 0.05 71.72 06:01:01 all 0.03 0.00 0.05 0.87 0.01 99.04 06:01:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:01:01 1 0.03 0.00 0.02 0.00 0.00 99.95 06:01:01 2 0.02 0.00 0.18 1.18 0.00 98.62 06:01:01 3 0.02 0.00 0.02 2.33 0.02 97.62 06:02:01 all 0.02 0.00 0.03 0.00 0.00 99.95 06:02:01 0 0.02 0.00 0.00 0.00 0.00 99.98 06:02:01 1 0.00 0.00 0.00 0.02 0.02 99.97 06:02:01 2 0.02 0.00 0.02 0.00 0.00 99.97 06:02:01 3 0.03 0.00 0.05 0.00 0.02 99.90 06:03:01 all 0.08 0.00 0.02 0.03 0.01 99.87 06:03:01 0 0.05 0.00 0.02 0.00 0.00 99.93 06:03:01 1 0.03 0.00 0.02 0.00 0.00 99.95 06:03:01 2 0.03 0.00 0.00 0.08 0.00 99.88 06:03:01 3 0.20 0.00 0.02 0.00 0.02 99.77 06:04:01 all 0.03 0.00 0.02 0.03 0.01 99.92 06:04:01 0 0.05 0.00 0.00 0.00 0.00 99.95 06:04:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:04:01 2 0.03 0.00 0.00 0.10 0.00 99.87 06:04:01 3 0.03 0.00 0.05 0.00 0.03 99.88 06:05:01 all 16.73 0.00 1.04 0.36 0.05 81.81 06:05:01 0 16.31 0.00 1.85 0.50 0.05 81.28 06:05:01 1 17.08 0.00 0.82 0.30 0.05 81.76 06:05:01 2 15.97 0.00 0.87 0.64 0.07 82.46 06:05:01 3 17.57 0.00 0.64 0.02 0.05 81.73 Average: all 4.96 0.00 0.33 0.96 0.02 93.72 Average: 0 6.32 0.00 0.49 0.66 0.02 92.52 Average: 1 3.53 0.00 0.20 0.07 0.01 96.18 Average: 2 4.06 0.00 0.32 1.25 0.02 94.35 Average: 3 5.94 0.00 0.33 1.87 0.03 91.83