---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3256 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 7.9G 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 477 5085 0 2412 7212 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:96:4f:51 brd ff:ff:ff:ff:ff:ff inet 10.32.6.207/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe96:4f51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3256) 06/13/26 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 175.69 93.90 81.79 5145.22 40193.95 03:50:01 56.26 0.18 56.07 22.00 9580.00 03:51:01 57.42 12.33 45.09 243.29 9527.35 03:52:01 10.20 1.28 8.91 24.93 328.82 03:53:01 47.68 0.43 47.24 14.40 8881.59 03:54:01 26.16 0.67 25.50 76.39 4796.40 Average: 62.24 18.13 44.10 921.13 12218.47 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 6040872 7431520 2126548 26.04 35568 1535760 673908 7.31 566432 1399656 69444 03:50:01 5687844 7380564 2479576 30.36 54584 1803084 713596 7.74 632672 1654320 163008 03:51:01 5405536 7209892 2761884 33.82 59788 1904140 897124 9.73 808640 1749424 1192 03:52:01 5386800 7199620 2780620 34.05 61744 1909320 913412 9.91 821272 1753024 2312 03:53:01 5201308 7370008 2966112 36.32 66980 2252816 713236 7.74 669764 2075496 114304 03:54:01 5178884 7354476 2988536 36.59 69264 2257100 728360 7.90 692500 2074668 9964 Average: 5483541 7324347 2683879 32.86 57988 1943703 773273 8.39 698547 1784431 60037 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 03:49:01 ens3 493.19 269.06 1243.18 68.27 0.00 0.00 0.00 0.00 03:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:50:01 ens3 60.24 47.11 684.94 5.39 0.00 0.00 0.00 0.00 03:51:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 107.10 103.95 1298.58 19.22 0.00 0.00 0.00 0.00 03:52:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 63.93 86.74 66.75 18.04 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 605.52 540.03 4041.26 68.26 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:54:01 ens3 12.60 12.91 10.94 6.14 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 223.76 176.63 1224.24 30.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3256) 06/13/26 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 22.23 0.00 3.30 5.39 1.78 67.30 03:49:01 0 14.95 0.00 2.02 6.20 1.15 75.68 03:49:01 1 31.92 0.00 3.02 7.33 2.22 55.52 03:49:01 2 15.53 0.00 5.42 1.86 1.54 75.65 03:49:01 3 26.51 0.00 2.76 6.20 2.21 62.31 03:50:01 all 20.16 0.00 1.27 1.80 1.11 75.65 03:50:01 0 10.29 0.00 0.65 0.12 0.52 88.43 03:50:01 1 15.53 0.00 1.35 6.11 0.87 76.14 03:50:01 2 47.90 0.00 2.29 0.30 2.38 47.13 03:50:01 3 6.87 0.00 0.80 0.68 0.70 90.95 03:51:01 all 17.70 0.00 0.97 1.32 1.46 78.55 03:51:01 0 12.36 0.00 0.37 1.87 1.15 84.26 03:51:01 1 28.08 0.00 1.18 0.48 1.75 68.51 03:51:01 2 18.69 0.00 1.35 1.76 1.40 76.81 03:51:01 3 11.69 0.00 0.96 1.15 1.53 84.66 03:52:01 all 5.01 0.00 0.31 0.07 0.34 94.27 03:52:01 0 3.81 0.00 0.38 0.18 0.27 95.36 03:52:01 1 8.77 0.00 0.59 0.08 0.40 90.16 03:52:01 2 6.74 0.00 0.15 0.02 0.42 92.67 03:52:01 3 0.73 0.00 0.13 0.02 0.28 98.83 03:53:01 all 20.54 0.00 1.74 0.60 1.48 75.64 03:53:01 0 13.45 0.00 1.76 0.58 1.28 82.93 03:53:01 1 30.11 0.00 1.89 1.67 1.86 64.47 03:53:01 2 20.12 0.00 1.43 0.02 1.41 77.02 03:53:01 3 18.46 0.00 1.90 0.12 1.38 78.14 03:54:01 all 20.79 0.00 0.97 0.90 1.16 76.18 03:54:01 0 14.38 0.00 0.78 0.90 0.82 83.12 03:54:01 1 18.12 0.00 1.50 2.41 0.93 77.04 03:54:01 2 20.46 0.00 0.50 0.15 1.13 77.76 03:54:01 3 30.18 0.00 1.08 0.12 1.79 66.84 Average: all 17.75 0.00 1.43 1.68 1.22 77.92 Average: 0 11.54 0.00 0.99 1.64 0.86 84.96 Average: 1 22.11 0.00 1.59 3.02 1.34 71.96 Average: 2 21.58 0.00 1.86 0.68 1.38 74.49 Average: 3 15.76 0.00 1.27 1.38 1.32 80.27