---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6891 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 7.5G 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 472 5413 0 2089 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:f3:f3:dc brd ff:ff:ff:ff:ff:ff inet 10.32.6.169/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fef3:f3dc/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-6891) 02/17/26 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 123.13 55.13 67.99 3634.16 13717.54 19:15:01 71.84 12.76 59.07 295.02 9080.75 19:16:01 61.52 6.78 54.74 417.80 9786.64 19:17:01 23.24 0.35 22.89 33.72 1471.91 Average: 69.71 18.61 51.10 1084.61 8492.37 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5945604 7383168 2221816 27.20 38476 1578340 733368 7.96 625360 1433224 96508 19:15:01 5580288 7244448 2587132 31.68 58824 1768680 870452 9.45 783816 1608476 103652 19:16:01 5539844 7390516 2627576 32.17 63444 1946860 680768 7.39 715996 1708812 27056 19:17:01 5523432 7378604 2643988 32.37 65568 1948964 705296 7.65 732196 1708464 10836 Average: 5647292 7349184 2520128 30.86 56578 1810711 747471 8.11 714342 1614744 59513 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 446.05 241.63 1483.93 67.54 0.00 0.00 0.00 0.00 19:14:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 98.45 94.97 483.59 21.98 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 272.24 274.57 1203.78 569.80 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 12.20 12.95 9.54 6.27 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 206.24 155.67 792.32 166.80 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 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-6891) 02/17/26 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.31 0.00 1.74 3.51 1.05 70.40 19:14:01 0 22.24 0.00 2.19 3.31 0.88 71.38 19:14:01 1 18.05 0.00 1.34 3.72 0.76 76.13 19:14:01 2 6.89 0.00 1.09 2.27 0.97 88.79 19:14:01 3 46.08 0.00 2.33 4.76 1.60 45.24 19:15:01 all 27.51 0.00 1.46 1.41 1.53 68.09 19:15:01 0 18.76 0.00 0.48 0.33 0.97 79.46 19:15:01 1 34.54 0.00 2.32 1.15 1.73 60.26 19:15:01 2 46.16 0.00 2.21 0.72 2.11 48.80 19:15:01 3 10.60 0.00 0.83 3.42 1.28 83.87 19:16:01 all 34.31 0.00 1.74 0.93 1.90 61.11 19:16:01 0 23.61 0.00 1.61 0.35 1.83 72.59 19:16:01 1 44.37 0.00 1.76 0.18 1.85 51.84 19:16:01 2 16.92 0.00 1.52 1.49 1.62 78.44 19:16:01 3 52.44 0.00 2.05 1.69 2.34 41.48 19:17:01 all 21.11 0.00 0.88 0.65 0.78 76.57 19:17:01 0 44.05 0.00 1.37 0.13 1.38 53.07 19:17:01 1 13.66 0.00 0.77 0.03 0.47 85.07 19:17:01 2 0.30 0.00 0.30 1.61 0.33 97.45 19:17:01 3 26.38 0.00 1.11 0.83 0.93 70.75 Average: all 26.58 0.00 1.46 1.62 1.32 69.03 Average: 0 27.19 0.00 1.41 1.02 1.27 69.11 Average: 1 27.72 0.00 1.55 1.26 1.21 68.27 Average: 2 17.62 0.00 1.28 1.52 1.26 78.32 Average: 3 33.80 0.00 1.58 2.66 1.54 60.42