---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6555 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 7.7G 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 5222 0 2287 7226 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:c5:54:fb brd ff:ff:ff:ff:ff:ff inet 10.32.6.148/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fec5:54fb/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-6555) 07/24/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 97.85 29.52 68.33 990.07 5694.25 07:07:01 74.83 26.11 48.72 1539.81 9109.10 07:08:01 55.34 12.56 42.78 717.35 8967.71 07:09:01 24.20 2.00 22.20 116.78 6151.37 Average: 63.01 17.52 45.49 838.08 7473.72 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5903860 7387688 2263560 27.71 40544 1620452 716968 7.78 628100 1466580 111788 07:07:01 5591216 7360132 2576204 31.54 58560 1871656 825008 8.95 656792 1718308 146872 07:08:01 5320100 7369168 2847320 34.86 66528 2136460 728020 7.90 778116 1853764 164092 07:09:01 5413224 7464212 2754196 33.72 68180 2136468 616932 6.69 690352 1847776 9468 Average: 5557100 7395300 2610320 31.96 58453 1941259 721732 7.83 688340 1721607 108055 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 411.95 219.89 1364.43 61.42 0.00 0.00 0.00 0.00 07:07:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 69.82 51.92 536.19 13.05 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 182.27 162.42 1859.10 24.51 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 56.39 69.02 30.11 676.67 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 180.58 126.13 949.20 194.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6555) 07/24/26 _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 23.21 0.00 1.76 3.44 2.02 69.57 07:06:02 0 21.92 0.00 1.68 5.76 1.92 68.72 07:06:02 1 14.13 0.00 1.28 2.74 1.16 80.70 07:06:02 2 39.87 0.00 2.30 3.22 2.83 51.78 07:06:02 3 16.83 0.00 1.76 2.04 2.18 77.19 07:07:01 all 22.14 0.00 1.38 2.18 1.75 72.55 07:07:01 0 13.51 0.00 0.93 3.06 0.96 81.53 07:07:01 1 29.61 0.00 1.31 2.24 1.70 65.14 07:07:01 2 41.86 0.00 2.46 1.05 1.92 52.70 07:07:01 3 3.74 0.00 0.77 2.37 2.42 90.70 07:08:01 all 36.90 0.00 1.71 1.20 3.30 56.89 07:08:01 0 33.20 0.00 1.31 0.43 2.95 62.10 07:08:01 1 31.80 0.00 1.66 2.47 2.90 61.17 07:08:01 2 56.83 0.00 2.20 1.71 3.79 35.47 07:08:01 3 25.82 0.00 1.68 0.20 3.55 68.75 07:09:01 all 20.77 0.00 1.07 0.84 1.32 76.00 07:09:01 0 24.57 0.00 0.83 1.30 1.10 72.20 07:09:01 1 15.14 0.00 1.28 1.84 1.26 80.49 07:09:01 2 36.97 0.00 1.48 0.20 1.45 59.91 07:09:01 3 6.55 0.00 0.71 0.02 1.45 91.27 Average: all 25.77 0.00 1.48 1.92 2.10 68.73 Average: 0 23.35 0.00 1.19 2.64 1.74 71.08 Average: 1 22.64 0.00 1.38 2.32 1.76 71.90 Average: 2 43.89 0.00 2.11 1.55 2.50 49.94 Average: 3 13.27 0.00 1.23 1.15 2.40 81.94