---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6150 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 7.7G 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 460 5188 0 2326 7232 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:f8:89:9b brd ff:ff:ff:ff:ff:ff inet 10.32.6.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fef8:899b/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-6150) 07/18/26 _x86_64_ (4 CPU) 16:58:55 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 151.15 65.26 85.89 4260.45 40869.19 17:01:01 71.94 16.08 55.85 1066.94 10051.72 17:02:01 73.52 23.60 49.93 1256.86 14944.58 17:03:01 19.68 0.10 19.58 2.93 1869.96 Average: 79.10 26.30 52.80 1649.33 16963.65 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 5987448 7417532 2179964 26.69 37324 1572808 706948 7.67 583108 1431228 88920 17:01:01 5722504 7476844 2444908 29.93 58400 1857256 816324 8.86 531636 1710656 155976 17:02:01 5343180 7431732 2824232 34.58 65260 2177768 669852 7.27 678908 1928104 42972 17:03:01 5302904 7394668 2864508 35.07 66904 2178992 700672 7.60 721384 1925964 8736 Average: 5589009 7430194 2578403 31.57 56972 1946706 723449 7.85 628759 1748988 74151 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 17:00:02 ens3 460.63 277.29 1516.95 69.06 0.00 0.00 0.00 0.00 17:01:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 17:01:01 ens3 67.80 54.74 532.37 10.69 0.00 0.00 0.00 0.00 17:02:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 17:02:01 ens3 233.56 212.93 3257.72 29.56 0.00 0.00 0.00 0.00 17:03:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 17:03:01 ens3 7.93 9.02 6.05 4.27 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 193.01 138.85 1331.61 28.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6150) 07/18/26 _x86_64_ (4 CPU) 16:58:55 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 22.27 0.00 2.97 4.65 1.03 69.08 17:00:02 0 24.11 0.00 5.92 4.50 1.29 64.19 17:00:02 1 9.84 0.00 1.57 4.31 0.67 83.62 17:00:02 2 12.53 0.00 1.35 2.50 0.75 82.87 17:00:02 3 42.71 0.00 3.02 7.31 1.42 45.54 17:01:01 all 21.71 0.00 1.29 1.76 0.81 74.44 17:01:01 0 23.41 0.00 1.68 2.97 0.83 71.11 17:01:01 1 19.06 0.00 1.26 0.80 0.61 78.27 17:01:01 2 1.93 0.00 0.17 0.64 0.32 96.93 17:01:01 3 42.39 0.00 2.05 2.59 1.44 51.53 17:02:01 all 36.69 0.00 1.88 1.59 2.03 57.81 17:02:01 0 27.46 0.00 1.99 3.57 1.82 65.16 17:02:01 1 33.52 0.00 1.83 0.27 1.73 62.66 17:02:01 2 55.66 0.00 1.96 0.67 2.28 39.43 17:02:01 3 30.08 0.00 1.76 1.90 2.30 63.96 17:03:01 all 14.96 0.00 0.59 0.50 0.43 83.53 17:03:01 0 4.87 0.00 0.48 0.28 0.15 94.21 17:03:01 1 1.03 0.00 0.25 0.00 0.07 98.65 17:03:01 2 48.94 0.00 1.03 0.38 1.17 48.47 17:03:01 3 5.13 0.00 0.58 1.31 0.35 92.64 Average: all 23.92 0.00 1.68 2.12 1.08 71.20 Average: 0 19.94 0.00 2.52 2.83 1.02 73.69 Average: 1 15.86 0.00 1.23 1.34 0.77 80.80 Average: 2 29.89 0.00 1.13 1.05 1.13 66.79 Average: 3 29.96 0.00 1.85 3.27 1.38 63.54