---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2412 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 602 1009 0 2332 3075 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:0f:92:32 brd ff:ff:ff:ff:ff:ff inet 10.32.7.199/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85938sec preferred_lft 85938sec inet6 fe80::f816:3eff:fe0f:9232/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2412) 06/07/25 _x86_64_ (4 CPU) 22:54:52 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 138.06 54.49 83.57 3598.73 18136.04 22:57:01 85.97 29.71 56.26 1629.46 10490.92 22:58:01 10.13 0.02 10.11 0.13 462.46 22:59:01 30.43 6.02 24.41 587.50 3460.36 23:00:01 10.73 4.52 6.22 144.78 341.81 23:01:01 14.33 0.23 14.10 3.60 1365.11 23:02:01 34.83 6.83 28.00 257.16 9087.95 Average: 46.35 14.55 31.81 888.77 6192.09 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 1816060 3385084 2222592 55.03 49888 1674304 576064 11.32 513448 1534592 167868 22:57:01 1487112 3225484 2551540 63.18 57776 1828104 732384 14.40 689348 1672256 4764 22:58:01 1467412 3212608 2571240 63.67 59484 1832340 736344 14.47 703628 1675804 1508 22:59:01 711252 2579152 3327400 82.39 62260 1948460 1348248 26.50 1353404 1771380 7512 23:00:01 394524 2267448 3644128 90.23 62388 1952888 1617452 31.79 1682760 1756068 52 23:01:01 631136 2615556 3407516 84.37 64556 2059576 1209836 23.78 1407704 1791720 72244 23:02:01 1030804 3141904 3007848 74.48 67944 2180816 739064 14.53 975000 1822308 27116 Average: 1076900 2918177 2961752 73.34 60614 1925213 994199 19.54 1046470 1717733 40152 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 ens3 352.52 236.81 1609.18 66.73 0.00 0.00 0.00 0.00 22:56:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:57:01 ens3 138.11 132.39 795.43 26.47 0.00 0.00 0.00 0.00 22:57:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:58:01 ens3 56.77 81.65 61.84 13.07 0.00 0.00 0.00 0.00 22:58:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:59:01 ens3 239.24 286.77 1597.77 40.17 0.00 0.00 0.00 0.00 22:59:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 23:00:01 ens3 12.76 6.00 6.80 1.28 0.00 0.00 0.00 0.00 23:00:01 lo 10.56 10.56 3.94 3.94 0.00 0.00 0.00 0.00 23:01:01 ens3 139.99 151.59 625.11 29.40 0.00 0.00 0.00 0.00 23:01:01 lo 18.80 18.80 3.95 3.95 0.00 0.00 0.00 0.00 23:02:01 ens3 427.25 276.34 851.44 171.71 0.00 0.00 0.00 0.00 23:02:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 195.24 167.36 792.51 49.83 0.00 0.00 0.00 0.00 Average: lo 4.69 4.69 1.17 1.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2412) 06/07/25 _x86_64_ (4 CPU) 22:54:52 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 21.03 0.00 1.86 3.81 0.06 73.24 22:56:01 0 24.61 0.00 1.67 1.92 0.05 71.76 22:56:01 1 17.12 0.00 1.68 1.90 0.03 79.26 22:56:01 2 5.49 0.00 1.12 6.49 0.05 86.85 22:56:01 3 37.00 0.00 2.98 4.92 0.08 55.01 22:57:01 all 14.65 0.00 0.81 1.33 0.05 83.16 22:57:01 0 23.37 0.00 1.18 0.98 0.05 74.41 22:57:01 1 13.26 0.00 0.45 1.02 0.05 85.23 22:57:01 2 10.78 0.00 0.72 1.52 0.05 86.93 22:57:01 3 11.18 0.00 0.89 1.82 0.05 86.07 22:58:01 all 3.84 0.00 0.22 0.05 0.03 95.86 22:58:01 0 4.82 0.00 0.07 0.00 0.02 95.10 22:58:01 1 7.76 0.00 0.68 0.00 0.05 91.51 22:58:01 2 1.26 0.00 0.02 0.10 0.02 98.61 22:58:01 3 1.52 0.00 0.08 0.07 0.03 98.29 22:59:01 all 15.62 0.00 0.79 0.20 0.05 83.34 22:59:01 0 15.04 0.00 0.52 0.05 0.05 84.34 22:59:01 1 15.04 0.00 0.95 0.08 0.05 83.88 22:59:01 2 15.70 0.00 0.44 0.23 0.03 83.60 22:59:01 3 16.71 0.00 1.29 0.44 0.05 81.52 23:00:01 all 13.56 0.00 0.46 0.21 0.04 85.73 23:00:01 0 13.78 0.00 0.57 0.10 0.03 85.52 23:00:01 1 12.37 0.00 0.47 0.07 0.03 87.06 23:00:01 2 15.20 0.00 0.27 0.02 0.05 84.47 23:00:01 3 12.89 0.00 0.52 0.67 0.05 85.87 23:01:01 all 8.88 0.00 0.65 0.02 0.04 90.41 23:01:01 0 8.69 0.00 0.50 0.00 0.03 90.77 23:01:01 1 9.50 0.00 0.61 0.00 0.03 89.85 23:01:01 2 8.15 0.00 0.62 0.02 0.03 91.18 23:01:01 3 9.16 0.00 0.87 0.08 0.05 89.84 23:02:01 all 28.45 0.00 1.15 0.54 0.06 69.80 23:02:01 0 44.71 0.00 1.55 0.22 0.08 53.44 23:02:01 1 20.08 0.00 0.97 0.25 0.05 78.65 23:02:01 2 20.47 0.00 0.77 0.67 0.05 78.05 23:02:01 3 28.49 0.00 1.35 1.02 0.07 69.07 Average: all 15.14 0.00 0.85 0.88 0.05 83.08 Average: 0 19.29 0.00 0.86 0.47 0.05 79.33 Average: 1 13.58 0.00 0.83 0.47 0.04 85.07 Average: 2 11.01 0.00 0.56 1.29 0.04 87.09 Average: 3 16.70 0.00 1.14 1.29 0.05 80.81