---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9189 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 7.5G 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 477 5405 0 2092 7220 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:4e:f0:55 brd ff:ff:ff:ff:ff:ff inet 10.32.7.148/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe4e:f055/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9189) 03/18/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:03 146.69 65.47 81.22 4317.95 40055.34 19:15:01 60.51 5.74 54.77 181.45 9430.68 19:16:01 66.84 13.06 53.78 515.03 7766.48 19:17:01 25.25 3.03 22.21 123.31 4499.38 Average: 74.94 21.96 52.98 1293.62 15487.86 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:03 6046184 7436156 2121236 25.97 36024 1534640 693492 7.52 561212 1397380 66764 19:15:01 5828364 7475860 2339056 28.64 55616 1756968 605084 6.57 528192 1617312 118540 19:16:01 5511704 7360564 2655716 32.52 62336 1946552 728872 7.91 737516 1713752 106172 19:17:01 5559832 7416500 2607588 31.93 64392 1951500 666328 7.23 689960 1711532 9684 Average: 5736521 7422270 2430899 29.76 54592 1797415 673444 7.31 629220 1609994 75290 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:03 ens3 436.23 243.59 1231.32 67.42 0.00 0.00 0.00 0.00 19:14:03 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 57.86 45.23 674.16 6.31 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 330.79 305.90 1325.24 65.87 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 58.16 60.97 28.93 535.20 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 222.12 164.92 816.11 170.05 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 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-9189) 03/18/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:03 all 20.94 0.00 2.84 4.65 1.59 69.98 19:14:03 0 11.55 0.00 4.16 3.53 0.93 79.83 19:14:03 1 22.77 0.00 2.24 7.97 2.22 64.80 19:14:03 2 32.82 0.00 2.63 1.61 1.58 61.36 19:14:03 3 16.65 0.00 2.31 5.49 1.59 73.95 19:15:01 all 21.20 0.00 1.37 1.81 1.31 74.31 19:15:01 0 25.06 0.00 1.47 0.48 2.03 70.97 19:15:01 1 22.45 0.00 2.16 6.53 1.51 67.35 19:15:01 2 35.86 0.00 1.81 0.21 1.43 60.70 19:15:01 3 1.38 0.00 0.07 0.00 0.28 98.28 19:16:01 all 41.16 0.00 2.03 1.28 3.86 51.68 19:16:01 0 48.47 0.00 1.98 1.65 3.87 44.04 19:16:01 1 36.08 0.00 1.43 2.67 3.69 56.14 19:16:01 2 43.71 0.00 2.28 0.71 4.02 49.27 19:16:01 3 36.43 0.00 2.41 0.10 3.84 57.22 19:17:01 all 20.55 0.00 1.09 0.98 1.34 76.04 19:17:01 0 12.81 0.00 1.03 0.23 0.85 85.08 19:17:01 1 26.33 0.00 1.02 2.08 1.97 68.60 19:17:01 2 14.37 0.00 1.24 1.24 1.28 81.87 19:17:01 3 28.69 0.00 1.02 0.37 1.28 68.65 Average: all 26.03 0.00 1.83 2.18 2.03 67.92 Average: 0 24.53 0.00 2.16 1.48 1.92 69.91 Average: 1 26.96 0.00 1.71 4.79 2.36 64.18 Average: 2 31.65 0.00 1.99 0.95 2.08 63.32 Average: 3 21.01 0.00 1.47 1.50 1.77 74.26