---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4363 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 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 463 5110 0 2401 7226 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:f9:f3:c8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.38/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86012sec preferred_lft 86012sec inet6 fe80::f816:3eff:fef9:f3c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4363) 06/27/26 _x86_64_ (4 CPU) 02:56:55 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 153.41 66.87 86.54 4281.95 40733.89 02:59:01 54.53 0.17 54.36 22.23 9421.45 03:00:01 53.62 12.33 41.29 243.29 8858.26 03:01:01 9.33 0.00 9.33 0.00 366.01 03:02:01 45.22 0.40 44.82 14.40 8621.39 03:03:01 27.96 0.70 27.26 77.85 4913.05 Average: 57.35 13.45 43.90 775.34 12159.52 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5987592 7414808 2179828 26.69 37524 1569524 706052 7.66 588480 1429072 91276 02:59:01 5690108 7398076 2477312 30.33 56140 1814860 709332 7.70 618180 1663532 171636 03:00:01 5459488 7252568 2707932 33.16 59376 1893876 878252 9.53 767940 1738612 1500 03:01:01 5435032 7235268 2732388 33.45 61328 1898212 886408 9.62 786800 1742112 1448 03:02:01 5290980 7442704 2876440 35.22 65852 2236968 649260 7.04 595756 2060980 99996 03:03:01 5272448 7435600 2894972 35.45 68720 2246004 665004 7.22 612564 2063696 9388 Average: 5522608 7363171 2644812 32.38 58157 1943241 749051 8.13 661620 1783001 62541 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 02:58:02 ens3 485.85 286.72 1466.58 69.45 0.00 0.00 0.00 0.00 02:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 02:59:01 ens3 41.06 33.20 370.94 4.07 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:00:01 ens3 104.88 96.47 1294.46 20.34 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 55.40 79.74 67.86 12.63 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 638.94 571.34 4092.14 78.36 0.00 0.00 0.00 0.00 03:03:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 03:03:01 ens3 12.86 13.06 11.65 6.24 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 223.68 180.51 1219.67 31.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4363) 06/27/26 _x86_64_ (4 CPU) 02:56:55 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 22.14 0.00 2.84 5.03 2.03 67.96 02:58:02 0 13.78 0.00 1.63 8.00 1.68 74.92 02:58:02 1 19.01 0.00 1.98 4.43 1.86 72.72 02:58:02 2 25.05 0.00 2.09 1.86 1.79 69.20 02:58:02 3 30.69 0.00 5.62 5.85 2.77 55.08 02:59:01 all 18.82 0.00 1.17 1.85 1.68 76.47 02:59:01 0 0.63 0.00 0.66 6.39 0.76 91.57 02:59:01 1 0.07 0.00 0.05 0.36 2.97 96.55 02:59:01 2 42.16 0.00 1.86 0.29 1.72 53.97 02:59:01 3 32.88 0.00 2.17 0.39 1.25 63.31 03:00:01 all 13.77 0.00 0.80 1.22 1.74 82.46 03:00:01 0 11.48 0.00 0.95 3.05 1.39 83.13 03:00:01 1 9.26 0.00 0.73 0.91 2.00 87.11 03:00:01 2 19.58 0.00 0.91 0.37 1.66 77.48 03:00:01 3 14.80 0.00 0.65 0.55 1.92 82.09 03:01:01 all 5.32 0.00 0.35 0.03 0.57 93.73 03:01:01 0 0.00 0.00 0.02 0.00 0.03 99.95 03:01:01 1 4.22 0.00 0.52 0.00 0.65 94.61 03:01:01 2 10.46 0.00 0.35 0.00 0.58 88.61 03:01:01 3 6.57 0.00 0.50 0.10 1.05 91.78 03:02:01 all 14.41 0.00 1.54 0.41 1.92 81.73 03:02:01 0 16.10 0.00 1.53 0.55 1.98 79.85 03:02:01 1 14.39 0.00 1.56 0.38 1.43 82.25 03:02:01 2 15.58 0.00 1.01 0.20 1.54 81.66 03:02:01 3 11.62 0.00 2.04 0.51 2.69 83.14 03:03:01 all 20.56 0.00 1.02 0.92 1.11 76.39 03:03:01 0 19.12 0.00 1.09 1.09 1.46 77.23 03:03:01 1 24.04 0.00 1.31 0.07 1.08 73.50 03:03:01 2 35.42 0.00 1.00 0.28 1.53 61.77 03:03:01 3 3.63 0.00 0.68 2.23 0.40 93.06 Average: all 15.83 0.00 1.29 1.58 1.51 79.79 Average: 0 10.22 0.00 0.98 3.17 1.22 84.41 Average: 1 11.81 0.00 1.02 1.03 1.67 84.47 Average: 2 24.66 0.00 1.20 0.50 1.47 72.16 Average: 3 16.66 0.00 1.95 1.61 1.68 78.10