---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9483 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 8.8G 11G 46% / 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 468 4069 0 3437 7208 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:1e:c3:bf brd ff:ff:ff:ff:ff:ff inet 10.32.7.157/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85979sec preferred_lft 85979sec inet6 fe80::f816:3eff:fe1e:c3bf/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-9483) 08/29/26 _x86_64_ (4 CPU) 15:07:56 LINUX RESTART (4 CPU) 15:08:02 tps rtps wtps bread/s bwrtn/s 15:09:01 155.90 75.18 80.72 4422.64 40348.37 15:10:01 57.12 0.17 56.96 20.80 9850.36 15:11:01 90.00 29.93 60.07 1659.46 42094.58 15:12:01 8.10 0.02 8.08 0.13 319.84 15:13:01 20.03 0.03 19.99 0.27 6853.85 15:14:01 45.79 2.65 43.14 179.97 5925.41 Average: 62.56 17.84 44.73 1037.82 17501.33 15:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 6073360 7443568 2094060 25.64 35000 1516884 680972 7.39 554748 1381116 61916 15:10:01 5790608 7400316 2376812 29.10 53572 1725348 698192 7.58 611152 1581656 90152 15:11:01 4453804 7286544 3713616 45.47 59060 2920244 776060 8.42 738784 2745064 1152 15:12:01 4436424 7276496 3730996 45.68 61040 2924736 784072 8.51 750760 2748704 2188 15:13:01 4195892 7237128 3971528 48.63 62620 3120456 832732 9.04 789052 2942092 2816 15:14:01 4172664 7384120 3994756 48.91 68056 3281032 684232 7.42 666128 3081240 25324 Average: 4853792 7338029 3313628 40.57 56558 2581450 742710 8.06 685104 2413312 30591 15:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 337.16 204.57 1126.85 64.10 0.00 0.00 0.00 0.00 15:09:01 lo 1.36 1.36 0.12 0.12 0.00 0.00 0.00 0.00 15:10:01 ens3 33.41 24.15 764.05 3.94 0.00 0.00 0.00 0.00 15:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 645.26 332.93 17244.51 37.18 0.00 0.00 0.00 0.00 15:11:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 15:12:01 ens3 50.29 71.15 57.12 13.99 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 15:13:01 ens3 407.71 287.44 3281.18 35.32 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 15:14:01 ens3 210.93 197.40 812.19 57.07 0.00 0.00 0.00 0.00 15:14:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 280.63 186.22 3888.35 35.19 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9483) 08/29/26 _x86_64_ (4 CPU) 15:07:56 LINUX RESTART (4 CPU) 15:08:02 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 20.65 0.00 2.78 6.68 3.67 66.21 15:09:01 0 19.57 0.00 1.50 4.62 2.77 71.54 15:09:01 1 22.58 0.00 2.57 7.24 3.44 64.16 15:09:01 2 19.21 0.00 4.83 7.37 5.26 63.34 15:09:01 3 21.25 0.00 2.24 7.47 3.16 65.88 15:10:01 all 18.23 0.00 1.01 2.93 2.42 75.41 15:10:01 0 10.72 0.00 0.51 0.25 1.00 87.52 15:10:01 1 46.06 0.00 2.07 9.21 3.42 39.24 15:10:01 2 7.87 0.00 0.61 1.36 3.75 86.42 15:10:01 3 8.32 0.00 0.84 0.88 1.47 88.49 15:11:01 all 18.38 0.00 1.65 2.61 4.53 72.83 15:11:01 0 19.57 0.00 3.64 4.95 4.34 67.50 15:11:01 1 10.60 0.00 0.63 1.52 4.39 82.86 15:11:01 2 28.65 0.00 1.28 2.39 4.09 63.60 15:11:01 3 14.86 0.00 1.10 1.62 5.29 77.14 15:12:01 all 5.32 0.00 0.33 0.03 2.14 92.19 15:12:01 0 3.76 0.00 0.28 0.00 1.97 93.99 15:12:01 1 10.04 0.00 0.54 0.12 2.45 86.85 15:12:01 2 0.83 0.00 0.12 0.00 1.09 97.96 15:12:01 3 6.57 0.00 0.34 0.02 3.03 90.04 15:13:01 all 6.81 0.00 0.85 0.25 2.76 89.32 15:13:01 0 5.42 0.00 0.79 0.23 2.32 91.24 15:13:01 1 7.57 0.00 0.47 0.18 2.84 88.94 15:13:01 2 8.50 0.00 1.01 0.38 3.00 87.11 15:13:01 3 5.74 0.00 1.15 0.21 2.88 90.02 15:14:01 all 20.52 0.00 1.37 1.08 3.60 73.43 15:14:01 0 12.01 0.00 1.15 0.21 2.40 84.23 15:14:01 1 43.16 0.00 1.64 0.59 4.19 50.43 15:14:01 2 11.70 0.00 1.71 2.57 3.97 80.06 15:14:01 3 15.28 0.00 0.98 0.96 3.83 78.94 Average: all 14.98 0.00 1.33 2.25 3.19 78.25 Average: 0 11.82 0.00 1.31 1.70 2.47 82.70 Average: 1 23.31 0.00 1.31 3.12 3.46 68.80 Average: 2 12.79 0.00 1.59 2.34 3.53 79.75 Average: 3 11.98 0.00 1.10 1.84 3.28 81.79