---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-252 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 432 1206 0 2304 3244 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:9e:fa:26 brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85931sec preferred_lft 85931sec inet6 fe80::f816:3eff:fe9e:fa26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-252) 07/12/25 _x86_64_ (4 CPU) 16:36:54 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 125.94 55.66 70.28 3649.64 39796.92 16:39:01 54.61 0.22 54.39 27.10 9190.65 16:40:01 64.94 29.68 35.26 1629.33 6724.88 16:41:01 8.53 0.00 8.53 0.00 329.81 16:42:01 31.18 6.17 25.01 625.50 3094.95 16:43:01 20.14 5.08 15.06 183.94 1284.77 16:44:01 37.29 4.20 33.09 184.10 6046.99 Average: 48.94 14.46 34.47 902.08 9497.52 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 1944712 3353896 2093940 51.85 36228 1537152 615456 12.10 540624 1398120 72976 16:39:01 1677432 3337576 2361220 58.47 55532 1753452 622092 12.23 569592 1604736 130536 16:40:01 1412704 3177144 2625948 65.02 58728 1852064 788164 15.49 736184 1696960 1940 16:41:01 1398948 3170272 2639704 65.36 60432 1856424 796044 15.65 744884 1700528 2328 16:42:01 903060 2783668 3135592 77.64 63068 1959708 1176760 23.13 1149524 1782284 6608 16:43:01 933344 2854500 3105308 76.89 64980 1996308 1018760 20.03 1131132 1767024 7212 16:44:01 1275488 3360044 2763164 68.42 68548 2153100 581464 11.43 675780 1875184 24988 Average: 1363670 3148157 2674982 66.23 58217 1872601 799820 15.72 792531 1689262 35227 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 222.77 165.17 1138.39 61.65 0.00 0.00 0.00 0.00 16:38:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:39:01 ens3 36.03 27.64 529.85 3.91 0.00 0.00 0.00 0.00 16:39:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 16:40:01 ens3 121.43 118.91 944.86 24.12 0.00 0.00 0.00 0.00 16:40:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 16:41:01 ens3 56.62 81.00 62.92 13.03 0.00 0.00 0.00 0.00 16:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:42:01 ens3 224.55 248.44 1381.57 38.84 0.00 0.00 0.00 0.00 16:42:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:43:01 ens3 80.41 94.90 440.53 15.84 0.00 0.00 0.00 0.00 16:43:01 lo 121.74 121.74 36.61 36.61 0.00 0.00 0.00 0.00 16:44:01 ens3 122.73 138.69 769.47 29.19 0.00 0.00 0.00 0.00 16:44:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 123.71 125.19 753.04 26.71 0.00 0.00 0.00 0.00 Average: lo 18.04 18.04 5.30 5.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-252) 07/12/25 _x86_64_ (4 CPU) 16:36:54 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 20.02 0.00 2.42 5.04 3.71 68.81 16:38:02 0 26.29 0.00 4.58 3.70 4.21 61.21 16:38:02 1 20.94 0.00 1.79 3.65 3.31 70.31 16:38:02 2 17.55 0.00 1.86 8.67 3.66 68.26 16:38:02 3 15.28 0.00 1.45 4.11 3.67 75.47 16:39:01 all 19.53 0.00 1.33 2.47 1.90 74.76 16:39:01 0 4.62 0.00 0.27 0.00 0.78 94.34 16:39:01 1 19.30 0.00 1.66 6.83 1.80 70.41 16:39:01 2 30.26 0.00 1.78 2.70 2.35 62.92 16:39:01 3 23.85 0.00 1.58 0.37 2.66 71.55 16:40:01 all 14.35 0.00 0.87 1.50 2.89 80.40 16:40:01 0 14.13 0.00 0.94 1.67 3.02 80.24 16:40:01 1 14.67 0.00 1.01 2.23 2.97 79.13 16:40:01 2 10.38 0.00 0.54 0.21 2.80 86.07 16:40:01 3 18.24 0.00 1.01 1.92 2.76 76.07 16:41:01 all 3.96 0.00 0.26 0.08 1.39 94.31 16:41:01 0 1.92 0.00 0.12 0.00 1.63 96.34 16:41:01 1 6.34 0.00 0.22 0.30 1.51 91.64 16:41:01 2 6.20 0.00 0.58 0.02 1.83 91.37 16:41:01 3 1.35 0.00 0.13 0.00 0.60 97.92 16:42:01 all 20.55 0.00 0.96 0.54 3.61 74.34 16:42:01 0 18.11 0.00 0.82 0.71 3.29 77.08 16:42:01 1 20.30 0.00 1.06 0.74 3.33 74.57 16:42:01 2 21.24 0.00 1.18 0.41 4.58 72.60 16:42:01 3 22.55 0.00 0.79 0.28 3.25 73.12 16:43:01 all 39.12 0.00 1.61 0.28 6.11 52.87 16:43:01 0 37.92 0.00 1.12 0.02 5.86 55.07 16:43:01 1 35.78 0.00 1.50 0.31 5.78 56.63 16:43:01 2 39.12 0.00 2.34 0.73 6.67 51.13 16:43:01 3 43.67 0.00 1.50 0.07 6.15 48.62 16:44:01 all 21.34 0.00 1.33 1.17 2.20 73.96 16:44:01 0 5.19 0.00 0.83 2.63 1.32 90.03 16:44:01 1 62.97 0.00 2.43 1.57 3.14 29.89 16:44:01 2 11.23 0.00 1.15 0.46 2.56 84.60 16:44:01 3 6.01 0.00 0.91 0.03 1.76 91.29 Average: all 19.88 0.00 1.26 1.58 3.13 74.16 Average: 0 15.54 0.00 1.24 1.25 2.89 79.08 Average: 1 25.80 0.00 1.38 2.22 3.13 67.48 Average: 2 19.43 0.00 1.35 1.88 3.50 73.84 Average: 3 18.75 0.00 1.05 0.97 2.99 76.23