---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6668 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 7.7G 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 484 5144 0 2346 7207 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:f4:b3:41 brd ff:ff:ff:ff:ff:ff inet 10.32.7.133/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fef4:b341/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6668) 02/14/26 _x86_64_ (4 CPU) 16:36:52 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 143.56 54.56 89.00 3592.60 40860.54 16:39:01 79.50 30.69 48.81 1675.65 8681.78 16:40:01 39.49 10.15 29.35 775.74 9123.55 16:41:01 13.08 1.02 12.06 29.73 1101.15 16:42:01 28.07 0.68 27.39 77.71 7702.10 Average: 60.68 19.38 41.30 1228.76 13509.72 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5888572 7360336 2278840 27.90 39724 1609676 735392 7.98 651084 1458412 124808 16:39:01 5518080 7291444 2649332 32.44 58312 1877388 818972 8.89 749460 1701184 170560 16:40:01 4415280 6318368 3752132 45.94 62752 1997744 1670436 18.13 1759920 1778384 11360 16:41:01 5226592 7332080 2940820 36.01 67356 2190872 732680 7.95 806976 1913860 201304 16:42:01 5236984 7348428 2930428 35.88 69648 2194196 720256 7.82 797860 1912712 9744 Average: 5257102 7130131 2910310 35.63 59558 1973975 935547 10.15 953060 1752910 103555 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 409.50 241.94 1436.71 66.17 0.00 0.00 0.00 0.00 16:38:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:39:01 ens3 111.76 99.63 1599.38 17.99 0.00 0.00 0.00 0.00 16:39:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 16:40:01 ens3 143.18 137.16 1500.26 19.55 0.00 0.00 0.00 0.00 16:40:01 lo 20.11 20.11 7.38 7.38 0.00 0.00 0.00 0.00 16:41:01 ens3 127.31 119.38 1252.83 19.93 0.00 0.00 0.00 0.00 16:41:01 lo 103.80 103.80 29.26 29.26 0.00 0.00 0.00 0.00 16:42:01 ens3 11.83 12.41 9.13 5.92 0.00 0.00 0.00 0.00 16:42:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 160.87 122.18 1158.15 25.94 0.00 0.00 0.00 0.00 Average: lo 25.45 25.45 7.41 7.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6668) 02/14/26 _x86_64_ (4 CPU) 16:36:52 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 22.35 0.00 2.14 4.20 1.08 70.22 16:38:02 0 9.75 0.00 1.07 2.97 0.80 85.41 16:38:02 1 7.54 0.00 1.40 7.04 0.72 83.29 16:38:02 2 57.42 0.00 3.26 3.24 1.85 34.22 16:38:02 3 14.75 0.00 2.82 3.57 0.93 77.93 16:39:01 all 22.92 0.00 1.47 1.95 1.14 72.51 16:39:01 0 16.64 0.00 1.00 1.54 1.03 79.79 16:39:01 1 8.40 0.00 1.02 3.46 0.68 86.45 16:39:01 2 20.93 0.00 1.74 2.12 1.30 73.90 16:39:01 3 45.75 0.00 2.12 0.68 1.56 49.89 16:40:01 all 39.54 0.00 1.41 0.83 2.45 55.77 16:40:01 0 38.67 0.00 1.66 2.14 2.39 55.13 16:40:01 1 38.56 0.00 1.20 0.45 2.37 57.42 16:40:01 2 40.69 0.00 1.57 0.45 2.80 54.50 16:40:01 3 40.21 0.00 1.25 0.28 2.24 56.02 16:41:01 all 31.12 0.00 1.25 0.36 1.69 65.58 16:41:01 0 22.29 0.00 1.28 0.38 1.53 74.51 16:41:01 1 26.15 0.00 1.36 0.93 1.69 69.87 16:41:01 2 30.07 0.00 1.04 0.02 1.65 67.23 16:41:01 3 45.98 0.00 1.28 0.12 1.88 50.73 16:42:01 all 21.37 0.00 1.11 0.53 0.67 76.32 16:42:01 0 16.65 0.00 0.68 0.18 0.60 81.88 16:42:01 1 8.33 0.00 0.79 1.84 0.48 88.56 16:42:01 2 36.18 0.00 1.17 0.07 1.00 61.59 16:42:01 3 24.40 0.00 1.82 0.02 0.62 73.14 Average: all 27.48 0.00 1.48 1.57 1.41 68.07 Average: 0 20.82 0.00 1.14 1.44 1.27 75.32 Average: 1 17.83 0.00 1.16 2.73 1.19 77.09 Average: 2 37.10 0.00 1.75 1.17 1.72 58.25 Average: 3 34.18 0.00 1.86 0.93 1.45 61.58