---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1000 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 487 5311 0 2177 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:37:4a:f2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe37:4af2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1000) 04/20/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:02 tps rtps wtps bread/s bwrtn/s 14:56:00 139.76 55.60 84.16 3646.16 41205.37 14:57:01 84.61 29.54 55.07 1669.50 8905.29 14:58:01 70.55 8.85 61.71 510.71 7539.68 14:59:01 26.16 3.47 22.70 133.71 4863.19 Average: 80.04 24.25 55.79 1481.79 15493.82 14:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:00 5969060 7391644 2198352 26.92 37076 1565572 722104 7.84 608040 1428644 85844 14:57:01 5599084 7301268 2568328 31.45 57800 1808456 791068 8.58 718360 1653428 101992 14:58:01 5437248 7369608 2730164 33.43 65404 2024712 705916 7.66 767764 1754100 117644 14:59:01 5482516 7424100 2684896 32.87 67568 2030916 638836 6.93 721472 1753280 8928 Average: 5621977 7371655 2545435 31.17 56962 1857414 714481 7.75 703909 1647363 78602 14:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:00 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 14:56:00 ens3 396.46 219.66 1489.42 64.72 0.00 0.00 0.00 0.00 14:57:01 lo 1.44 1.44 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 77.68 74.71 480.26 18.16 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:58:01 ens3 313.21 353.92 1532.13 58.77 0.00 0.00 0.00 0.00 14:59:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 14:59:01 ens3 58.09 60.54 29.44 598.76 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 210.03 176.60 878.61 184.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1000) 04/20/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:02 CPU %user %nice %system %iowait %steal %idle 14:56:00 all 21.65 0.00 1.97 4.64 0.95 70.79 14:56:00 0 19.88 0.00 2.32 2.69 1.00 74.11 14:56:00 1 19.38 0.00 1.77 3.20 0.87 74.77 14:56:00 2 37.96 0.00 2.57 8.52 1.34 49.61 14:56:00 3 9.44 0.00 1.17 4.15 0.58 84.66 14:57:01 all 25.30 0.00 1.64 1.91 1.19 69.97 14:57:01 0 10.53 0.00 1.11 4.53 0.84 83.00 14:57:01 1 19.05 0.00 1.31 1.88 0.83 76.93 14:57:01 2 32.43 0.00 2.23 1.07 1.52 62.75 14:57:01 3 39.20 0.00 1.89 0.18 1.56 57.18 14:58:01 all 43.17 0.00 2.27 0.79 2.49 51.29 14:58:01 0 33.12 0.00 2.72 0.76 2.09 61.30 14:58:01 1 41.11 0.00 1.83 1.13 2.27 53.66 14:58:01 2 58.28 0.00 2.58 0.48 3.13 35.53 14:58:01 3 40.19 0.00 1.97 0.73 2.48 54.63 14:59:01 all 21.22 0.00 0.99 0.70 0.63 76.46 14:59:01 0 4.94 0.00 0.58 0.28 0.23 93.96 14:59:01 1 25.35 0.00 1.32 0.33 0.72 72.29 14:59:01 2 23.82 0.00 1.12 2.12 0.73 72.21 14:59:01 3 30.77 0.00 0.93 0.08 0.83 67.38 Average: all 27.86 0.00 1.71 1.99 1.32 67.11 Average: 0 17.10 0.00 1.68 2.07 1.04 78.10 Average: 1 26.23 0.00 1.55 1.63 1.17 69.42 Average: 2 38.11 0.00 2.12 3.01 1.68 55.08 Average: 3 30.02 0.00 1.49 1.27 1.37 65.85