---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2813 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 8.3G 11G 43% / 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 476 4569 0 2930 7206 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:42:82:a9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.93/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fe42:82a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2813) 06/06/26 _x86_64_ (4 CPU) 22:54:55 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:02 152.22 65.22 87.00 4276.22 40971.59 22:57:01 75.34 21.15 54.19 1365.60 9937.30 22:58:01 58.62 9.03 49.59 301.55 23869.36 22:59:01 9.40 0.02 9.38 0.13 353.94 23:00:01 38.80 10.38 28.42 731.76 3638.92 23:01:01 2.48 0.12 2.37 3.20 131.98 23:02:01 26.70 3.78 22.91 110.91 2517.71 23:03:01 28.71 0.68 28.03 77.72 6216.56 Average: 48.98 13.78 35.20 857.33 10956.64 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:02 5951288 7396580 2216132 27.13 38424 1585724 704268 7.64 607028 1443092 97880 22:57:01 5630420 7399212 2537000 31.06 58268 1871588 824508 8.95 634412 1700156 155296 22:58:01 4919968 7259140 3247452 39.76 60260 2431444 807064 8.76 773024 2255124 1612 22:59:01 4904480 7250732 3262940 39.95 62160 2435712 807064 8.76 782380 2258660 832 23:00:01 3918016 6390328 4249404 52.03 64596 2555472 1635736 17.75 1675720 2339136 2740 23:01:01 3828036 6300444 4339384 53.13 64696 2555580 1711452 18.57 1768700 2336284 28 23:02:01 4729208 7414376 3438212 42.10 68508 2760124 660696 7.17 727512 2472356 149756 23:03:01 4708400 7405696 3459020 42.35 71052 2769264 662668 7.19 744376 2475848 10604 Average: 4823727 7102064 3343693 40.94 60996 2370614 976682 10.60 964144 2160082 52344 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 22:56:02 ens3 426.83 255.42 1516.07 67.55 0.00 0.00 0.00 0.00 22:57:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 22:57:01 ens3 74.36 58.50 532.39 14.18 0.00 0.00 0.00 0.00 22:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:58:01 ens3 375.82 264.92 9226.27 27.55 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:59:01 ens3 58.01 83.92 61.82 13.51 0.00 0.00 0.00 0.00 23:00:01 lo 0.92 0.92 0.39 0.39 0.00 0.00 0.00 0.00 23:00:01 ens3 228.52 258.08 1589.53 38.72 0.00 0.00 0.00 0.00 23:01:01 lo 13.71 13.71 4.20 4.20 0.00 0.00 0.00 0.00 23:01:01 ens3 5.12 3.47 1.21 1.03 0.00 0.00 0.00 0.00 23:02:01 lo 15.55 15.55 3.36 3.36 0.00 0.00 0.00 0.00 23:02:01 ens3 238.23 263.21 1118.17 54.18 0.00 0.00 0.00 0.00 23:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 23:03:01 ens3 12.50 13.46 10.84 6.34 0.00 0.00 0.00 0.00 Average: lo 4.24 4.24 1.04 1.04 0.00 0.00 0.00 0.00 Average: ens3 177.64 150.32 1759.59 27.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2813) 06/06/26 _x86_64_ (4 CPU) 22:54:55 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:02 all 22.46 0.00 2.56 4.83 1.40 68.76 22:56:02 0 14.03 0.00 1.02 3.75 1.08 80.12 22:56:02 1 47.70 0.00 2.50 2.10 1.85 45.85 22:56:02 2 18.10 0.00 4.77 7.70 1.66 67.76 22:56:02 3 10.04 0.00 1.90 5.77 1.00 81.30 22:57:01 all 21.86 0.00 1.28 2.09 1.35 73.42 22:57:01 0 3.08 0.00 0.44 1.85 0.47 94.16 22:57:01 1 54.95 0.00 3.08 1.24 2.12 38.62 22:57:01 2 14.75 0.00 0.71 0.27 1.13 83.14 22:57:01 3 14.75 0.00 0.91 4.96 1.68 77.70 22:58:01 all 13.70 0.00 0.95 1.34 0.89 83.12 22:58:01 0 16.42 0.00 1.03 3.47 0.85 78.23 22:58:01 1 12.60 0.00 0.37 0.70 0.73 85.60 22:58:01 2 12.92 0.00 1.92 1.09 0.81 83.26 22:58:01 3 12.84 0.00 0.50 0.12 1.15 85.38 22:59:01 all 3.87 0.00 0.30 0.02 0.21 95.59 22:59:01 0 1.35 0.00 0.03 0.03 0.10 98.48 22:59:01 1 7.26 0.00 0.93 0.05 0.20 91.55 22:59:01 2 2.79 0.00 0.13 0.00 0.08 97.00 22:59:01 3 4.09 0.00 0.12 0.00 0.45 95.34 23:00:01 all 37.38 0.00 1.45 0.67 2.76 57.74 23:00:01 0 41.16 0.00 1.23 1.38 2.59 53.63 23:00:01 1 30.53 0.00 1.54 0.58 2.36 64.99 23:00:01 2 38.60 0.00 1.48 0.15 2.97 56.80 23:00:01 3 39.23 0.00 1.53 0.60 3.09 55.55 23:01:01 all 4.36 0.00 0.33 0.03 0.37 94.91 23:01:01 0 5.85 0.00 0.27 0.02 0.38 93.48 23:01:01 1 2.86 0.00 0.25 0.08 0.35 96.45 23:01:01 2 4.65 0.00 0.38 0.00 0.43 94.53 23:01:01 3 4.07 0.00 0.43 0.00 0.33 95.17 23:02:01 all 16.58 0.00 1.31 0.13 1.21 80.77 23:02:01 0 12.15 0.00 1.00 0.23 1.15 85.47 23:02:01 1 16.81 0.00 2.12 0.20 1.22 79.65 23:02:01 2 17.14 0.00 1.23 0.07 1.18 80.38 23:02:01 3 20.25 0.00 0.93 0.02 1.28 77.51 23:03:01 all 19.73 0.00 0.87 0.95 1.03 77.42 23:03:01 0 7.59 0.00 0.71 0.03 0.61 91.05 23:03:01 1 3.01 0.00 0.51 3.18 1.16 92.14 23:03:01 2 45.09 0.00 1.52 0.40 1.50 51.49 23:03:01 3 23.44 0.00 0.70 0.18 0.83 74.85 Average: all 17.50 0.00 1.13 1.26 1.15 78.96 Average: 0 12.73 0.00 0.72 1.34 0.91 84.30 Average: 1 21.90 0.00 1.41 1.02 1.25 74.42 Average: 2 19.25 0.00 1.52 1.21 1.22 76.79 Average: 3 16.10 0.00 0.88 1.45 1.23 80.34