---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7303 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 8.7G 11G 45% / 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 478 4202 0 3295 7200 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:7a:8a:3f brd ff:ff:ff:ff:ff:ff inet 10.32.6.197/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86025sec preferred_lft 86025sec inet6 fe80::f816:3eff:fe7a:8a3f/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-7303) 08/01/26 _x86_64_ (4 CPU) 22:37:46 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 99.27 29.16 70.10 960.77 5802.38 22:40:02 76.02 29.61 46.41 1635.99 8341.81 22:41:01 53.36 0.19 53.18 2.58 36137.60 22:42:01 9.53 0.00 9.53 0.00 373.27 22:43:01 48.33 2.72 45.62 189.80 8924.36 Average: 57.32 12.38 44.94 559.67 11834.79 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5805684 7377072 2361736 28.92 48248 1693544 707656 7.68 663280 1517216 186292 22:40:02 5512424 7280392 2654996 32.51 58288 1871084 838176 9.09 758744 1697260 147104 22:41:01 4584660 7278256 3582760 43.87 60420 2781084 784644 8.51 750696 2605764 2268 22:42:01 4571204 7272068 3596216 44.03 62292 2785560 792648 8.60 758500 2609364 1352 22:43:01 4356408 7422088 3811012 46.66 67568 3137568 631668 6.85 627164 2940104 127752 Average: 4966076 7325975 3201344 39.20 59363 2453768 750958 8.15 711677 2273942 92954 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 ens3 342.03 213.21 1200.45 55.54 0.00 0.00 0.00 0.00 22:39:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 22:40:02 ens3 81.89 68.24 538.02 15.34 0.00 0.00 0.00 0.00 22:40:02 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 22:41:01 ens3 579.04 362.62 15517.95 32.10 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 57.54 83.02 73.36 13.44 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 639.32 591.50 4106.00 73.77 0.00 0.00 0.00 0.00 22:43:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 339.17 263.40 4249.60 38.06 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 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-7303) 08/01/26 _x86_64_ (4 CPU) 22:37:46 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 23.27 0.00 1.56 2.92 1.03 71.21 22:39:01 0 12.05 0.00 0.77 2.96 0.65 83.57 22:39:01 1 37.35 0.00 2.23 4.85 1.38 54.18 22:39:01 2 31.12 0.00 1.65 2.06 1.23 63.94 22:39:01 3 12.57 0.00 1.58 1.82 0.87 83.16 22:40:02 all 22.08 0.00 1.23 1.67 1.05 73.98 22:40:02 0 8.91 0.00 0.67 0.55 0.43 89.44 22:40:02 1 40.94 0.00 2.22 2.85 1.33 52.66 22:40:02 2 21.52 0.00 1.17 2.09 1.00 74.21 22:40:02 3 16.97 0.00 0.88 1.16 1.41 79.58 22:41:01 all 11.24 0.00 1.05 1.10 0.60 86.01 22:41:01 0 6.66 0.00 0.56 0.08 0.25 92.45 22:41:01 1 13.31 0.00 2.68 1.46 0.63 81.93 22:41:01 2 17.50 0.00 0.31 0.54 0.80 80.85 22:41:01 3 7.52 0.00 0.66 2.32 0.74 88.76 22:42:01 all 3.89 0.00 0.28 0.03 0.18 95.63 22:42:01 0 4.79 0.00 0.47 0.00 0.10 94.64 22:42:01 1 0.15 0.00 0.02 0.00 0.03 99.80 22:42:01 2 1.95 0.00 0.23 0.08 0.13 97.60 22:42:01 3 8.64 0.00 0.38 0.02 0.47 90.49 22:43:01 all 20.88 0.00 1.66 0.67 1.05 75.73 22:43:01 0 15.71 0.00 0.97 0.20 0.92 82.21 22:43:01 1 13.15 0.00 1.71 0.22 0.80 84.12 22:43:01 2 40.15 0.00 2.35 1.62 1.57 54.32 22:43:01 3 14.50 0.00 1.63 0.65 0.90 82.32 Average: all 16.29 0.00 1.16 1.28 0.78 80.49 Average: 0 9.64 0.00 0.69 0.76 0.47 88.45 Average: 1 21.00 0.00 1.77 1.88 0.84 74.52 Average: 2 22.47 0.00 1.14 1.28 0.95 74.15 Average: 3 12.05 0.00 1.03 1.19 0.88 84.85