---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7893 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 489 5382 0 2104 7208 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:83:6b:f5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.231/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe83:6bf5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7893) 03/01/26 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 134.98 54.56 80.42 3584.47 40564.19 19:15:01 67.75 13.03 54.72 314.93 9542.25 19:16:01 59.21 6.66 52.55 412.93 6781.21 19:17:01 23.60 0.42 23.18 37.86 4362.87 Average: 71.40 18.69 52.71 1090.75 15336.41 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5966376 7407572 2201044 26.95 38508 1582016 700408 7.60 598512 1438632 90300 19:15:01 5570320 7245704 2597100 31.80 57400 1781772 877400 9.52 779544 1622284 98792 19:16:01 5599036 7464344 2568384 31.45 62632 1961980 606000 6.58 637844 1727216 112260 19:17:01 5553400 7424296 2614020 32.01 64760 1965344 654300 7.10 684516 1724844 10980 Average: 5672283 7385479 2495137 30.55 55825 1822778 709527 7.70 675104 1628244 78083 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 421.26 246.78 1472.92 66.86 0.00 0.00 0.00 0.00 19:15:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 82.12 73.16 448.61 17.95 0.00 0.00 0.00 0.00 19:16:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 245.65 268.74 1215.59 552.33 0.00 0.00 0.00 0.00 19:17:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 21.43 20.58 20.10 15.96 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 193.08 152.65 790.75 163.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7893) 03/01/26 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.75 0.00 2.18 4.10 1.39 69.58 19:14:02 0 28.11 0.00 3.14 4.69 1.69 62.38 19:14:02 1 21.14 0.00 1.58 2.63 1.05 73.59 19:14:02 2 8.78 0.00 1.43 5.58 1.25 82.95 19:14:02 3 33.02 0.00 2.55 3.50 1.57 59.36 19:15:01 all 26.13 0.00 1.66 1.46 1.65 69.10 19:15:01 0 29.11 0.00 1.50 0.19 1.92 67.28 19:15:01 1 45.00 0.00 2.86 0.54 2.16 49.44 19:15:01 2 13.52 0.00 1.57 5.11 1.50 78.29 19:15:01 3 16.80 0.00 0.74 0.02 0.98 81.46 19:16:01 all 35.60 0.00 1.75 1.03 2.37 59.24 19:16:01 0 33.22 0.00 1.45 0.30 2.06 62.97 19:16:01 1 44.56 0.00 2.06 0.43 2.44 50.51 19:16:01 2 32.91 0.00 1.78 1.86 2.66 60.80 19:16:01 3 31.71 0.00 1.68 1.57 2.33 62.71 19:17:01 all 21.02 0.00 1.03 0.71 0.97 76.27 19:17:01 0 34.78 0.00 1.47 0.08 1.15 62.52 19:17:01 1 8.54 0.00 0.85 0.02 0.48 90.12 19:17:01 2 39.73 0.00 1.23 1.90 1.65 55.49 19:17:01 3 1.11 0.00 0.58 0.80 0.60 96.91 Average: all 26.38 0.00 1.65 1.83 1.59 68.55 Average: 0 31.31 0.00 1.89 1.32 1.70 63.78 Average: 1 29.76 0.00 1.84 0.91 1.53 65.97 Average: 2 23.79 0.00 1.50 3.60 1.77 69.34 Average: 3 20.65 0.00 1.39 1.48 1.37 75.11