---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6547 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 7.6G 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 461 5333 0 2181 7234 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:53:a8:4b brd ff:ff:ff:ff:ff:ff inet 10.32.7.76/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe53:a84b/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-6547) 02/13/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 144.89 54.79 90.10 3611.80 41190.62 14:57:01 85.95 30.66 55.30 1717.40 8718.79 14:58:01 68.11 8.73 59.37 508.98 7406.77 14:59:01 25.78 1.70 24.08 78.65 4840.79 Average: 81.16 23.94 57.22 1478.21 15567.78 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5937148 7402308 2230272 27.31 39392 1604312 733604 7.96 612168 1452288 110432 14:57:01 5565588 7278476 2601832 31.86 58616 1817560 818728 8.88 745056 1660184 101092 14:58:01 5426448 7365924 2740972 33.56 65836 2030568 732748 7.95 774804 1757204 117608 14:59:01 5458136 7404440 2709284 33.17 68052 2035000 678064 7.36 743536 1756408 10540 Average: 5596830 7362787 2570590 31.47 57974 1871860 740786 8.04 718891 1656521 84918 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 476.77 265.24 1464.38 67.31 0.00 0.00 0.00 0.00 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 111.68 113.66 541.91 25.41 0.00 0.00 0.00 0.00 14:57:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 339.23 348.16 1484.52 65.22 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 59.09 63.34 29.36 601.42 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 247.26 197.95 881.46 190.53 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6547) 02/13/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.52 0.00 2.47 4.59 1.00 70.43 14:56:02 0 9.77 0.00 3.50 2.05 0.85 83.83 14:56:02 1 18.42 0.00 1.72 4.73 0.75 74.37 14:56:02 2 9.09 0.00 1.13 0.55 0.78 88.44 14:56:02 3 48.82 0.00 3.54 11.03 1.58 35.04 14:57:01 all 27.57 0.00 1.72 1.88 1.33 67.50 14:57:01 0 18.49 0.00 1.01 0.90 1.13 78.47 14:57:01 1 42.85 0.00 2.53 1.61 1.76 51.25 14:57:01 2 12.73 0.00 1.32 2.70 1.21 82.04 14:57:01 3 36.26 0.00 2.00 2.30 1.25 58.18 14:58:01 all 40.67 0.00 1.98 0.74 2.30 54.30 14:58:01 0 33.39 0.00 1.83 0.20 2.09 62.49 14:58:01 1 32.00 0.00 1.63 0.47 2.24 63.66 14:58:01 2 61.24 0.00 2.53 1.30 3.01 31.92 14:58:01 3 36.06 0.00 1.95 1.03 1.85 59.11 14:59:01 all 21.15 0.00 0.97 0.70 0.67 76.51 14:59:01 0 24.09 0.00 1.38 0.08 0.83 73.61 14:59:01 1 30.35 0.00 0.95 0.08 0.85 67.77 14:59:01 2 5.39 0.00 0.60 0.10 0.32 93.59 14:59:01 3 24.78 0.00 0.93 2.50 0.72 71.07 Average: all 27.73 0.00 1.78 1.98 1.33 67.18 Average: 0 21.46 0.00 1.93 0.81 1.23 74.58 Average: 1 30.86 0.00 1.70 1.72 1.40 64.31 Average: 2 22.16 0.00 1.40 1.15 1.33 73.96 Average: 3 36.47 0.00 2.10 4.22 1.35 55.85