---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8888 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 7.8G 12G 41% / 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 465 5071 0 2438 7226 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:cb:c8:a2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.120/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fecb:c8a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8888) 03/14/26 _x86_64_ (4 CPU) 15:07:58 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 178.77 95.48 83.29 5152.42 40218.48 15:10:01 70.03 18.83 51.20 1312.90 8537.95 15:11:01 45.59 11.13 34.46 347.28 9063.16 15:12:01 8.28 0.00 8.28 0.00 315.49 15:13:01 44.14 2.15 41.99 115.18 8675.75 15:14:01 25.76 0.70 25.06 77.84 4932.62 Average: 62.10 21.38 40.71 1167.65 11957.41 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 6035352 7422228 2132060 26.10 36132 1531416 687336 7.46 577168 1393732 68120 15:10:01 5772504 7455248 2394908 29.32 56448 1791028 825064 8.95 578000 1623080 129548 15:11:01 5472312 7303336 2695100 33.00 58380 1934712 782008 8.49 736000 1759380 1204 15:12:01 5452016 7290304 2715396 33.25 60280 1939140 789988 8.57 750392 1762884 2380 15:13:01 5216408 7418624 2951004 36.13 64860 2290680 669300 7.26 639592 2094016 110312 15:14:01 5221612 7426372 2945800 36.07 67384 2290664 666700 7.23 639248 2089776 10736 Average: 5528367 7386019 2639045 32.31 57247 1962940 736733 7.99 653400 1787145 53717 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 15:09:01 ens3 430.51 232.17 1203.89 65.41 0.00 0.00 0.00 0.00 15:10:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 15:10:01 ens3 74.89 55.48 708.07 13.08 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:11:01 ens3 137.96 123.40 2220.92 16.02 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 56.13 79.81 61.10 13.06 0.00 0.00 0.00 0.00 15:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:13:01 ens3 610.53 534.13 4090.89 71.61 0.00 0.00 0.00 0.00 15:14:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 15:14:01 ens3 12.38 12.95 10.69 6.26 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 220.39 172.98 1382.49 30.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8888) 03/14/26 _x86_64_ (4 CPU) 15:07:58 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.05 0.00 2.74 6.91 2.79 66.52 15:09:01 0 5.97 0.00 1.64 10.84 2.68 78.87 15:09:01 1 24.68 0.00 2.26 4.69 2.51 65.86 15:09:01 2 24.62 0.00 1.98 6.32 2.79 64.29 15:09:01 3 28.92 0.00 5.04 5.80 3.19 57.06 15:10:01 all 20.13 0.00 1.46 2.72 2.05 73.65 15:10:01 0 7.53 0.00 1.03 5.07 2.35 84.02 15:10:01 1 15.14 0.00 1.45 3.54 1.75 78.12 15:10:01 2 14.15 0.00 0.84 0.91 1.41 82.69 15:10:01 3 43.76 0.00 2.56 1.32 2.68 49.68 15:11:01 all 12.15 0.00 0.70 1.07 2.70 83.38 15:11:01 0 9.71 0.00 0.54 1.02 2.47 86.26 15:11:01 1 12.45 0.00 0.66 0.07 2.96 83.87 15:11:01 2 12.05 0.00 0.96 0.46 2.30 84.23 15:11:01 3 14.41 0.00 0.61 2.72 3.08 79.18 15:12:01 all 5.30 0.00 0.37 0.04 1.54 92.76 15:12:01 0 5.76 0.00 0.17 0.00 0.99 93.08 15:12:01 1 4.29 0.00 0.51 0.00 1.99 93.21 15:12:01 2 4.65 0.00 0.08 0.00 0.93 94.34 15:12:01 3 6.50 0.00 0.69 0.13 2.24 90.45 15:13:01 all 15.48 0.00 1.55 0.51 3.01 79.45 15:13:01 0 20.90 0.00 1.58 0.18 3.04 74.29 15:13:01 1 10.50 0.00 1.19 0.49 2.57 85.25 15:13:01 2 15.29 0.00 1.27 0.67 2.88 79.89 15:13:01 3 15.22 0.00 2.15 0.72 3.55 78.36 15:14:01 all 19.85 0.00 0.97 1.09 1.53 76.55 15:14:01 0 7.74 0.00 0.81 0.66 0.68 90.10 15:14:01 1 22.75 0.00 0.79 3.14 2.46 70.86 15:14:01 2 11.29 0.00 0.93 0.15 1.14 86.49 15:14:01 3 37.63 0.00 1.36 0.42 1.80 58.79 Average: all 15.66 0.00 1.30 2.05 2.27 78.72 Average: 0 9.61 0.00 0.96 2.97 2.04 84.42 Average: 1 14.97 0.00 1.14 1.98 2.37 79.53 Average: 2 13.68 0.00 1.01 1.42 1.91 81.97 Average: 3 24.36 0.00 2.07 1.85 2.76 68.96