---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6720 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 7.6G 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 466 5327 0 2182 7228 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:ca:2b:c6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:feca:2bc6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6720) 02/15/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 120.99 54.17 66.83 3574.94 6534.91 07:07:01 83.12 31.51 51.61 1730.94 8140.70 07:08:01 66.01 8.72 57.29 508.85 7454.49 07:09:01 26.32 1.72 24.61 78.77 4948.08 Average: 74.07 24.00 50.08 1472.34 6763.78 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5880752 7387156 2286668 28.00 41320 1641068 725168 7.87 632448 1481788 131368 07:07:01 5556088 7272828 2611332 31.97 59372 1819920 828952 8.99 746988 1663040 105028 07:08:01 5409260 7350204 2758160 33.77 66212 2031440 736552 7.99 785188 1760212 128916 07:09:01 5520956 7468088 2646464 32.40 68216 2034944 616332 6.69 676076 1756676 10648 Average: 5591764 7369569 2575656 31.54 58780 1881843 726751 7.89 710175 1665429 93990 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 440.79 250.52 1466.55 68.22 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 120.93 124.30 557.46 27.31 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 292.80 313.76 1456.47 53.55 0.00 0.00 0.00 0.00 07:09:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 60.78 62.46 30.19 606.74 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 229.27 188.02 878.98 189.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6720) 02/15/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.00 0.00 1.73 3.51 1.31 70.45 07:06:02 0 11.11 0.00 1.32 4.88 1.26 81.43 07:06:02 1 22.31 0.00 1.08 1.58 1.08 73.95 07:06:02 2 26.23 0.00 2.58 1.37 1.55 68.27 07:06:02 3 32.44 0.00 1.97 6.21 1.33 58.05 07:07:01 all 26.54 0.00 1.81 1.87 1.63 68.16 07:07:01 0 18.88 0.00 1.74 1.86 1.51 76.01 07:07:01 1 27.23 0.00 1.66 2.01 1.32 67.78 07:07:01 2 47.23 0.00 2.91 0.61 2.59 46.66 07:07:01 3 12.73 0.00 0.90 3.01 1.10 82.26 07:08:01 all 37.92 0.00 1.92 0.81 2.89 56.46 07:08:01 0 50.37 0.00 2.01 0.25 2.78 44.59 07:08:01 1 37.86 0.00 2.07 1.32 2.87 55.89 07:08:01 2 27.49 0.00 2.50 0.51 3.37 66.13 07:08:01 3 36.04 0.00 1.13 1.18 2.51 59.14 07:09:01 all 20.73 0.00 1.06 0.87 0.88 76.47 07:09:01 0 4.17 0.00 0.68 3.07 0.65 91.43 07:09:01 1 29.60 0.00 1.23 0.18 0.92 68.07 07:09:01 2 37.94 0.00 1.21 0.15 1.51 59.19 07:09:01 3 11.18 0.00 1.10 0.03 0.45 87.23 Average: all 27.05 0.00 1.63 1.77 1.67 67.88 Average: 0 21.12 0.00 1.44 2.52 1.55 73.37 Average: 1 29.25 0.00 1.51 1.27 1.55 66.42 Average: 2 34.68 0.00 2.30 0.66 2.26 60.10 Average: 3 23.15 0.00 1.27 2.61 1.35 71.62