---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1523 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 418 1380 0 2144 3263 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:a7:b7:72 brd ff:ff:ff:ff:ff:ff inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fea7:b772/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1523) 07/28/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 165.71 82.85 82.85 4897.18 40118.26 12:49:01 60.37 5.53 54.83 171.33 9246.13 12:50:01 89.60 32.37 57.23 1993.34 8308.70 12:51:01 23.03 1.32 21.71 65.72 4769.34 Average: 84.68 30.52 54.16 1781.97 15610.57 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 1946068 3353660 2092576 51.81 36344 1535636 632744 12.44 543284 1395852 72692 12:49:01 1761076 3423616 2277568 56.39 55968 1754988 538396 10.58 476868 1612904 128520 12:50:01 1352856 3287136 2685788 66.50 63100 2014136 669868 13.17 745364 1742392 131376 12:51:01 1429192 3354240 2609452 64.61 65072 2002784 597140 11.74 680476 1730788 9516 Average: 1622298 3354663 2416346 59.83 55121 1826886 609537 11.98 611498 1620484 85526 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 409.90 213.01 1249.57 65.05 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 60.53 39.30 654.30 5.74 0.00 0.00 0.00 0.00 12:49:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 12:50:01 ens3 329.84 289.47 1301.08 68.25 0.00 0.00 0.00 0.00 12:50:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 12:51:01 ens3 55.62 63.36 28.84 601.13 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 213.99 151.30 808.47 185.05 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1523) 07/28/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.56 0.00 2.99 5.24 1.66 67.56 12:48:01 0 16.46 0.00 1.79 1.73 1.36 78.66 12:48:01 1 36.01 0.00 2.47 4.75 1.95 54.82 12:48:01 2 15.98 0.00 2.69 9.31 1.78 70.23 12:48:01 3 21.80 0.00 5.00 5.16 1.55 66.49 12:49:01 all 20.92 0.00 1.38 1.80 1.29 74.61 12:49:01 0 4.80 0.00 0.30 0.00 0.45 94.45 12:49:01 1 27.39 0.00 2.01 2.40 1.22 66.98 12:49:01 2 32.78 0.00 1.70 0.31 2.17 63.04 12:49:01 3 18.64 0.00 1.48 4.47 1.30 74.11 12:50:01 all 37.60 0.00 1.97 1.89 2.88 55.68 12:50:01 0 60.72 0.00 2.02 0.75 3.43 33.08 12:50:01 1 34.20 0.00 1.46 3.07 2.54 58.74 12:50:01 2 31.82 0.00 2.37 1.83 3.23 60.76 12:50:01 3 23.68 0.00 2.02 1.94 2.32 70.04 12:51:01 all 20.84 0.00 1.00 0.75 1.17 76.25 12:51:01 0 3.77 0.00 0.45 1.78 0.76 93.25 12:51:01 1 61.71 0.00 1.97 0.27 1.95 34.11 12:51:01 2 10.32 0.00 0.71 0.22 1.13 87.62 12:51:01 3 7.74 0.00 0.88 0.71 0.83 89.84 Average: all 25.49 0.00 1.83 2.42 1.75 68.52 Average: 0 21.46 0.00 1.14 1.06 1.50 74.84 Average: 1 39.82 0.00 1.98 2.62 1.91 53.67 Average: 2 22.76 0.00 1.87 2.91 2.08 70.38 Average: 3 17.96 0.00 2.34 3.07 1.50 75.13