---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1953 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 611 12301 0 3126 15098 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:44:dd:aa brd ff:ff:ff:ff:ff:ff inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fe44:ddaa/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1953) 10/01/25 _x86_64_ (4 CPU) 18:34:12 LINUX RESTART (4 CPU) 18:35:01 tps rtps wtps bread/s bwrtn/s 18:36:01 188.35 40.25 148.10 2480.51 44912.90 18:37:01 24.86 2.30 22.56 71.19 2976.17 18:38:01 34.57 1.03 33.53 31.20 7675.47 18:39:01 15.31 0.43 14.88 12.53 1762.91 18:40:01 13.48 0.60 12.88 67.30 1462.20 18:41:01 29.66 3.87 25.80 239.96 20721.35 Average: 51.04 8.08 42.96 483.83 13252.21 18:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:36:01 12705672 14546696 3719296 22.64 76064 1954528 2141516 12.26 1731236 1747492 44396 18:37:01 12027012 13941708 4397956 26.78 78604 2022312 2110096 12.08 2373008 1778096 33468 18:38:01 11938144 14068816 4486824 27.32 83688 2226908 2152552 12.32 2269532 1956452 21508 18:39:01 10672588 12845896 5752380 35.02 87008 2262816 3139660 17.97 3500080 1983168 18200 18:40:01 10203088 12505272 6221880 37.88 89600 2384928 3508024 20.08 3850996 2091856 105188 18:41:01 11201852 14085744 5223116 31.80 92628 2940044 2027640 11.60 2359084 2562540 56956 Average: 11458059 13665689 4966909 30.24 84599 2298589 2513248 14.38 2680656 2019934 46619 18:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:36:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:36:01 ens3 257.33 184.11 1886.27 40.65 0.00 0.00 0.00 0.00 18:37:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:37:01 ens3 3460.42 2219.51 1430.55 922.34 0.00 0.00 0.00 0.00 18:38:01 lo 8.48 8.48 0.82 0.82 0.00 0.00 0.00 0.00 18:38:01 ens3 2240.78 1419.30 3548.03 492.54 0.00 0.00 0.00 0.00 18:39:01 lo 7.25 7.25 9.52 9.52 0.00 0.00 0.00 0.00 18:39:01 ens3 1472.34 893.58 513.11 365.23 0.00 0.00 0.00 0.00 18:40:01 lo 3.51 3.51 0.68 0.68 0.00 0.00 0.00 0.00 18:40:01 ens3 563.17 408.63 302.07 153.05 0.00 0.00 0.00 0.00 18:41:01 lo 2.18 2.18 0.22 0.22 0.00 0.00 0.00 0.00 18:41:01 ens3 923.35 662.59 2507.63 229.48 0.00 0.00 0.00 0.00 Average: lo 3.73 3.73 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1486.13 964.56 1697.82 367.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1953) 10/01/25 _x86_64_ (4 CPU) 18:34:12 LINUX RESTART (4 CPU) 18:35:01 CPU %user %nice %system %iowait %steal %idle 18:36:01 all 34.41 0.00 1.73 4.74 0.09 59.03 18:36:01 0 27.89 0.00 0.66 0.18 0.10 71.16 18:36:01 1 32.39 0.00 1.62 9.15 0.07 56.78 18:36:01 2 53.13 0.00 3.01 2.49 0.10 41.26 18:36:01 3 24.30 0.00 1.68 7.17 0.10 66.76 18:37:01 all 77.85 0.00 5.18 0.04 0.13 16.80 18:37:01 0 68.94 0.00 4.13 0.00 0.13 26.79 18:37:01 1 82.85 0.00 5.82 0.00 0.15 11.17 18:37:01 2 83.04 0.00 5.17 0.07 0.13 11.59 18:37:01 3 76.62 0.00 5.56 0.10 0.13 17.58 18:38:01 all 60.96 0.00 4.22 0.05 0.12 34.65 18:38:01 0 67.59 0.00 4.91 0.02 0.12 27.36 18:38:01 1 74.10 0.00 6.71 0.02 0.13 19.05 18:38:01 2 60.25 0.00 2.01 0.02 0.12 37.60 18:38:01 3 41.93 0.00 3.26 0.17 0.10 54.55 18:39:01 all 70.36 0.00 2.70 0.04 0.14 26.77 18:39:01 0 71.83 0.00 2.49 0.03 0.13 25.51 18:39:01 1 65.89 0.00 3.21 0.03 0.13 30.74 18:39:01 2 73.36 0.00 2.41 0.00 0.13 24.10 18:39:01 3 70.34 0.00 2.70 0.07 0.15 26.74 18:40:01 all 62.18 0.00 2.18 0.50 0.13 35.02 18:40:01 0 51.59 0.00 2.26 0.91 0.10 45.14 18:40:01 1 67.78 0.00 1.95 0.03 0.13 30.10 18:40:01 2 65.38 0.00 2.84 0.37 0.10 31.31 18:40:01 3 63.98 0.00 1.68 0.69 0.15 33.50 18:41:01 all 58.37 0.00 2.01 1.35 0.12 38.15 18:41:01 0 51.09 0.00 2.24 0.18 0.13 46.36 18:41:01 1 63.73 0.00 1.04 0.72 0.10 34.41 18:41:01 2 57.86 0.00 3.00 2.21 0.13 36.80 18:41:01 3 60.81 0.00 1.75 2.30 0.12 35.01 Average: all 60.67 0.00 3.00 1.12 0.12 35.08 Average: 0 56.44 0.00 2.78 0.22 0.12 40.44 Average: 1 64.43 0.00 3.39 1.66 0.12 30.39 Average: 2 65.51 0.00 3.07 0.86 0.12 30.44 Average: 3 56.32 0.00 2.77 1.75 0.13 39.03