---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9942 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 466 5372 0 2136 7229 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:cd:50:17 brd ff:ff:ff:ff:ff:ff inet 10.32.6.228/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fecd:5017/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9942) 03/28/26 _x86_64_ (4 CPU) 10:25:53 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:02 140.69 54.69 86.00 3586.60 40639.38 10:28:01 58.48 5.66 52.82 178.82 9109.64 10:29:01 72.71 12.88 59.83 475.57 9534.69 10:30:01 24.84 0.68 24.16 77.71 3568.54 Average: 74.24 18.53 55.71 1083.38 15739.92 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 5963608 7389120 2203812 26.98 37352 1567948 724604 7.86 612468 1427736 86828 10:28:01 5845772 7489804 2321648 28.43 55644 1753296 606468 6.58 514744 1613568 94960 10:29:01 5500432 7392892 2666988 32.65 63276 1987616 691492 7.50 681496 1777852 76456 10:30:01 5470548 7370164 2696872 33.02 65740 1992040 706380 7.66 711848 1777024 9644 Average: 5695090 7410495 2472330 30.27 55503 1825225 682236 7.40 630139 1649045 66972 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:27:02 ens3 392.58 236.44 1472.17 65.90 0.00 0.00 0.00 0.00 10:28:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 10:28:01 ens3 33.45 27.50 345.21 4.39 0.00 0.00 0.00 0.00 10:29:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 10:29:01 ens3 353.43 358.75 2552.39 66.66 0.00 0.00 0.00 0.00 10:30:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:30:01 ens3 12.58 13.13 9.66 6.39 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 198.70 159.51 1098.01 35.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9942) 03/28/26 _x86_64_ (4 CPU) 10:25:53 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 21.63 0.00 3.55 4.28 1.14 69.41 10:27:02 0 23.80 0.00 2.20 2.63 1.10 70.26 10:27:02 1 11.38 0.00 3.08 6.36 1.02 78.16 10:27:02 2 17.02 0.00 1.94 4.28 1.00 75.76 10:27:02 3 34.33 0.00 6.99 3.85 1.47 53.36 10:28:01 all 16.52 0.00 1.16 1.47 0.63 80.21 10:28:01 0 12.02 0.00 0.76 0.05 0.51 86.66 10:28:01 1 27.22 0.00 1.74 2.20 1.05 67.79 10:28:01 2 2.58 0.00 0.58 3.44 0.31 93.10 10:28:01 3 24.21 0.00 1.56 0.17 0.66 73.40 10:29:01 all 41.04 0.00 2.33 1.17 2.85 52.61 10:29:01 0 39.68 0.00 1.91 0.33 2.56 55.51 10:29:01 1 32.56 0.00 2.65 1.90 2.56 60.34 10:29:01 2 39.76 0.00 3.03 1.65 3.65 51.91 10:29:01 3 52.17 0.00 1.70 0.82 2.65 42.66 10:30:01 all 20.66 0.00 0.90 1.13 0.76 76.55 10:30:01 0 25.00 0.00 1.00 0.87 0.63 72.50 10:30:01 1 5.07 0.00 0.75 2.98 0.48 90.72 10:30:01 2 38.22 0.00 1.25 0.60 1.40 58.53 10:30:01 3 14.35 0.00 0.62 0.05 0.50 84.48 Average: all 25.00 0.00 1.99 2.01 1.35 69.65 Average: 0 25.20 0.00 1.47 0.97 1.20 71.14 Average: 1 19.02 0.00 2.06 3.36 1.28 74.28 Average: 2 24.50 0.00 1.70 2.49 1.59 69.72 Average: 3 31.30 0.00 2.72 1.23 1.32 63.43