---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5414 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 7.7G 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 447 5185 0 2342 7245 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:34:d0:95 brd ff:ff:ff:ff:ff:ff inet 10.32.6.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fe34:d095/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5414) 02/07/26 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:02 tps rtps wtps bread/s bwrtn/s 23:19:01 165.09 78.78 86.31 4903.30 41319.25 23:20:01 84.55 30.16 54.39 1665.46 9250.19 23:21:01 35.69 7.96 27.72 679.11 6796.67 23:22:02 19.48 3.35 16.13 123.16 9385.67 23:23:01 26.61 0.69 25.91 79.04 2019.32 Average: 66.08 24.08 42.00 1483.22 13700.73 23:18:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 6001784 7420000 2165636 26.52 36932 1561476 699272 7.59 582400 1422708 84344 23:20:01 5685824 7383276 2481596 30.38 57272 1804604 728384 7.90 658304 1629668 106924 23:21:01 4714768 6611236 3452652 42.27 62676 1991540 1402480 15.22 1463536 1779688 91572 23:22:02 5341012 7436572 2826408 34.61 66732 2181488 632616 6.86 702552 1906000 24176 23:23:01 5319556 7425996 2847864 34.87 69324 2189492 655424 7.11 721164 1908608 8512 Average: 5412589 7255416 2754831 33.73 58587 1945720 823635 8.94 825591 1729334 63106 23:18:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 1.56 1.56 0.14 0.14 0.00 0.00 0.00 0.00 23:19:01 ens3 490.21 281.41 1496.57 69.24 0.00 0.00 0.00 0.00 23:20:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:20:01 ens3 66.21 43.53 459.81 12.19 0.00 0.00 0.00 0.00 23:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:21:01 ens3 198.62 186.64 2642.82 24.71 0.00 0.00 0.00 0.00 23:22:02 lo 122.53 122.53 36.54 36.54 0.00 0.00 0.00 0.00 23:22:02 ens3 122.58 114.11 1250.40 17.78 0.00 0.00 0.00 0.00 23:23:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 23:23:01 ens3 12.76 14.00 9.79 6.52 0.00 0.00 0.00 0.00 Average: lo 25.52 25.52 7.43 7.43 0.00 0.00 0.00 0.00 Average: ens3 177.58 127.81 1174.74 26.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5414) 02/07/26 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:02 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 20.97 0.00 2.60 5.06 1.02 70.35 23:19:01 0 6.43 0.00 1.87 8.68 0.82 82.20 23:19:01 1 27.68 0.00 1.77 4.55 1.06 64.94 23:19:01 2 27.64 0.00 5.03 2.94 1.34 63.06 23:19:01 3 22.08 0.00 1.77 4.06 0.90 71.19 23:20:01 all 22.54 0.00 1.52 1.73 0.88 73.33 23:20:01 0 18.38 0.00 1.21 0.95 0.85 78.62 23:20:01 1 19.46 0.00 1.55 4.33 0.70 73.97 23:20:01 2 27.70 0.00 2.07 1.15 1.07 68.01 23:20:01 3 24.67 0.00 1.22 0.48 0.92 72.71 23:21:01 all 37.42 0.00 1.50 0.75 2.18 58.15 23:21:01 0 44.00 0.00 0.87 0.10 2.07 52.96 23:21:01 1 36.04 0.00 2.34 0.52 2.02 59.08 23:21:01 2 31.87 0.00 1.86 2.11 2.18 61.98 23:21:01 3 37.76 0.00 0.95 0.27 2.45 58.58 23:22:02 all 37.94 0.00 1.64 0.36 2.27 57.79 23:22:02 0 40.41 0.00 1.33 0.10 2.06 56.09 23:22:02 1 34.87 0.00 1.79 0.18 2.45 60.70 23:22:02 2 41.20 0.00 1.88 1.15 2.40 53.38 23:22:02 3 35.24 0.00 1.57 0.03 2.13 61.03 23:23:01 all 20.96 0.00 0.99 0.65 0.61 76.79 23:23:01 0 14.23 0.00 0.56 0.03 0.39 84.78 23:23:01 1 19.92 0.00 0.90 0.17 0.73 78.28 23:23:01 2 40.03 0.00 1.59 2.37 1.05 54.96 23:23:01 3 9.69 0.00 0.92 0.02 0.27 89.10 Average: all 28.02 0.00 1.65 1.70 1.40 67.24 Average: 0 24.80 0.00 1.17 1.95 1.24 70.84 Average: 1 27.61 0.00 1.67 1.95 1.39 67.38 Average: 2 33.69 0.00 2.48 1.94 1.61 60.28 Average: 3 25.96 0.00 1.28 0.96 1.34 70.45