---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9984 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 469 5245 0 2260 7225 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:08:e7:f3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.164/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe08:e7f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9984) 03/28/26 _x86_64_ (4 CPU) 16:58:54 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:01 143.96 61.50 82.46 3932.57 40646.76 17:01:01 83.37 29.75 53.62 1657.46 9150.87 17:02:01 71.02 8.60 62.42 491.12 11670.59 17:03:01 23.95 0.68 23.27 77.69 3779.84 Average: 80.58 25.13 55.44 1539.79 16313.00 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 5971364 7394272 2196048 26.89 37148 1565584 724156 7.86 605240 1427536 84364 17:01:01 5598364 7295660 2569048 31.45 56988 1804408 837604 9.09 743488 1630052 103344 17:02:01 5330844 7350556 2836568 34.73 63776 2112992 734048 7.96 754276 1872384 84876 17:03:01 5323108 7348984 2844304 34.83 66112 2116432 731572 7.94 762300 1871204 9716 Average: 5555920 7347368 2611492 31.97 56006 1899854 756845 8.21 716326 1700294 70575 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 17:00:01 ens3 423.64 218.72 1449.90 64.22 0.00 0.00 0.00 0.00 17:01:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 17:01:01 ens3 71.72 54.32 452.17 14.45 0.00 0.00 0.00 0.00 17:02:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 17:02:01 ens3 357.22 363.52 3640.23 58.87 0.00 0.00 0.00 0.00 17:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:03:01 ens3 11.58 12.46 9.16 6.00 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 216.04 162.25 1387.76 35.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9984) 03/28/26 _x86_64_ (4 CPU) 16:58:54 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 22.36 0.00 2.90 4.20 1.36 69.18 17:00:01 0 12.13 0.00 1.35 4.27 0.80 81.45 17:00:01 1 28.95 0.00 5.32 4.24 1.55 59.94 17:00:01 2 36.14 0.00 2.84 1.55 1.81 57.66 17:00:01 3 12.22 0.00 2.03 6.73 1.27 77.75 17:01:01 all 24.27 0.00 1.64 2.09 1.43 70.56 17:01:01 0 5.97 0.00 0.38 0.38 0.47 92.79 17:01:01 1 36.99 0.00 2.69 5.93 1.94 52.46 17:01:01 2 47.89 0.00 2.86 1.58 1.78 45.88 17:01:01 3 6.26 0.00 0.66 0.45 1.56 91.07 17:02:01 all 37.22 0.00 2.18 0.80 2.39 57.40 17:02:01 0 55.83 0.00 2.27 1.03 2.97 37.90 17:02:01 1 29.51 0.00 1.78 0.38 1.68 66.65 17:02:01 2 30.88 0.00 1.09 0.20 2.36 65.47 17:02:01 3 32.68 0.00 3.59 1.63 2.53 59.58 17:03:01 all 20.95 0.00 1.08 0.66 0.89 76.41 17:03:01 0 35.66 0.00 1.40 0.17 0.93 61.84 17:03:01 1 0.79 0.00 0.28 0.02 0.81 98.10 17:03:01 2 22.72 0.00 1.54 0.56 0.93 74.24 17:03:01 3 24.70 0.00 1.13 1.93 0.92 71.32 Average: all 26.21 0.00 1.95 1.94 1.52 68.38 Average: 0 27.43 0.00 1.35 1.46 1.29 68.46 Average: 1 24.04 0.00 2.51 2.64 1.50 69.31 Average: 2 34.40 0.00 2.08 0.97 1.72 60.83 Average: 3 18.96 0.00 1.85 2.68 1.57 74.94