---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3265 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 451 5265 0 2259 7242 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:35:95:e9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.28/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe35:95e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3265) 06/13/26 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 158.59 75.70 82.89 4428.73 40140.39 05:17:01 53.22 0.20 53.02 22.50 9133.04 05:18:01 74.07 32.71 41.36 2036.06 10742.21 05:19:01 15.96 7.61 8.35 385.34 3460.58 05:20:01 20.84 0.90 19.94 88.24 963.55 Average: 64.57 23.50 41.07 1396.63 12899.67 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 6047144 7444224 2120268 25.96 36352 1541480 685832 7.44 553340 1404984 73108 05:17:01 5682888 7404912 2484524 30.42 56572 1828520 701268 7.61 607056 1677620 188328 05:18:01 5227836 7216084 2939576 35.99 63696 2079556 957932 10.39 832516 1891988 93216 05:19:01 4371792 6380652 3795620 46.47 64512 2098100 1655260 17.96 1693388 1878888 620 05:20:01 5402076 7423796 2765336 33.86 67204 2109192 690608 7.49 674568 1874800 24684 Average: 5346347 7173934 2821065 34.54 57667 1931370 938180 10.18 872174 1745656 75991 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 367.29 219.83 1274.11 64.33 0.00 0.00 0.00 0.00 05:16:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 05:17:01 ens3 53.24 40.61 667.05 4.78 0.00 0.00 0.00 0.00 05:17:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:18:01 ens3 253.86 220.63 3186.64 33.69 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 13.86 13.50 90.12 2.52 0.00 0.00 0.00 0.00 05:19:01 lo 86.52 86.52 32.03 32.03 0.00 0.00 0.00 0.00 05:20:01 ens3 16.44 15.56 13.48 7.44 0.00 0.00 0.00 0.00 05:20:01 lo 35.62 35.62 4.39 4.39 0.00 0.00 0.00 0.00 Average: ens3 141.22 102.22 1047.47 22.61 0.00 0.00 0.00 0.00 Average: lo 25.10 25.10 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3265) 06/13/26 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.74 0.00 2.56 5.56 2.73 67.41 05:16:02 0 20.65 0.00 1.86 4.07 2.52 70.90 05:16:02 1 29.38 0.00 2.05 2.23 2.88 63.46 05:16:02 2 21.07 0.00 4.49 8.89 3.05 62.50 05:16:02 3 15.84 0.00 1.85 7.03 2.50 72.78 05:17:01 all 19.92 0.00 1.28 1.93 1.80 75.07 05:17:01 0 11.23 0.00 0.68 0.15 1.93 86.01 05:17:01 1 55.36 0.00 3.44 0.57 2.53 38.09 05:17:01 2 13.15 0.00 0.93 6.94 2.20 76.77 05:17:01 3 0.14 0.00 0.05 0.02 0.51 99.29 05:18:01 all 19.41 0.00 1.31 1.95 2.13 75.20 05:18:01 0 17.79 0.00 0.88 0.26 1.85 79.22 05:18:01 1 25.37 0.00 1.05 0.43 2.01 71.14 05:18:01 2 18.77 0.00 1.37 3.07 2.30 74.48 05:18:01 3 15.74 0.00 1.96 4.04 2.34 75.92 05:19:01 all 48.16 0.00 1.49 0.40 4.67 45.29 05:19:01 0 43.84 0.00 1.83 0.35 5.12 48.87 05:19:01 1 53.30 0.00 1.19 0.28 4.25 40.98 05:19:01 2 51.69 0.00 1.55 0.56 4.58 41.61 05:19:01 3 43.79 0.00 1.39 0.40 4.74 49.69 05:20:01 all 21.05 0.00 1.15 0.70 1.42 75.68 05:20:01 0 9.18 0.00 0.76 0.15 0.75 89.15 05:20:01 1 29.66 0.00 1.13 0.15 1.72 67.34 05:20:01 2 33.01 0.00 1.79 1.93 2.12 61.15 05:20:01 3 12.32 0.00 0.90 0.55 1.08 85.16 Average: all 26.09 0.00 1.56 2.11 2.55 67.69 Average: 0 20.58 0.00 1.20 1.00 2.44 74.77 Average: 1 38.57 0.00 1.77 0.73 2.68 56.25 Average: 2 27.56 0.00 2.03 4.28 2.85 63.28 Average: 3 17.65 0.00 1.23 2.41 2.24 76.46