---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11521 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 640 12260 0 3138 15069 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:b9:df:87 brd ff:ff:ff:ff:ff:ff inet 10.30.107.56/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:feb9:df87/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11521) 11/09/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 182.05 40.09 141.96 2444.79 34216.16 18:36:01 53.29 2.67 50.62 107.32 24281.69 18:37:01 44.88 1.03 43.84 31.19 21794.37 18:38:01 18.06 0.48 17.58 13.60 2060.46 18:39:01 14.88 0.65 14.23 71.85 1698.25 18:40:01 24.10 3.70 20.40 236.49 21406.17 Average: 56.21 8.10 48.11 484.21 17576.18 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 12966148 14800032 3458820 21.06 75804 1947996 1415028 8.10 1476764 1745120 101540 18:36:01 12238884 14147480 4186084 25.49 78372 2016688 1908240 10.92 2169564 1773796 33660 18:37:01 12215608 14347184 4209360 25.63 83872 2227440 1661572 9.51 1996344 1957724 26752 18:38:01 11668324 13840720 4756644 28.96 87008 2261636 2227032 12.75 2507812 1982952 13192 18:39:01 11648876 14087188 4776092 29.08 89552 2519276 1912272 10.94 2283056 2215384 229340 18:40:01 10960584 13864596 5464384 33.27 92580 2959808 2316544 13.26 2581500 2582988 45540 Average: 11949737 14181200 4475231 27.25 84531 2322141 1906781 10.91 2169173 2042994 75004 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:35:01 ens3 277.80 204.17 2403.31 49.00 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:36:01 ens3 2483.69 1860.37 1136.92 706.75 0.00 0.00 0.00 0.00 18:37:01 lo 8.48 8.48 0.82 0.82 0.00 0.00 0.00 0.00 18:37:01 ens3 1301.67 924.63 3428.05 352.76 0.00 0.00 0.00 0.00 18:38:01 lo 7.23 7.23 9.52 9.52 0.00 0.00 0.00 0.00 18:38:01 ens3 897.30 551.37 380.39 256.70 0.00 0.00 0.00 0.00 18:39:01 lo 5.12 5.12 0.83 0.83 0.00 0.00 0.00 0.00 18:39:01 ens3 709.78 424.20 394.63 173.96 0.00 0.00 0.00 0.00 18:40:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 18:40:01 ens3 1157.69 803.57 2827.40 254.64 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 1137.99 794.72 1761.78 298.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11521) 11/09/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 32.53 0.00 1.71 3.63 0.08 62.05 18:35:01 0 21.11 0.00 1.37 7.23 0.07 70.23 18:35:01 1 48.33 0.00 2.46 2.11 0.08 47.01 18:35:01 2 40.83 0.00 1.69 1.42 0.07 56.00 18:35:01 3 19.87 0.00 1.31 3.75 0.07 75.00 18:36:01 all 76.75 0.00 5.69 0.61 0.11 16.84 18:36:01 0 66.38 0.00 6.09 1.53 0.12 25.88 18:36:01 1 80.03 0.00 5.58 0.82 0.12 13.45 18:36:01 2 80.13 0.00 3.30 0.00 0.12 16.45 18:36:01 3 80.45 0.00 7.83 0.07 0.10 11.55 18:37:01 all 60.69 0.00 3.93 0.73 0.10 34.54 18:37:01 0 62.63 0.00 2.70 0.15 0.10 34.43 18:37:01 1 58.94 0.00 4.70 2.44 0.10 33.82 18:37:01 2 57.47 0.00 2.47 0.27 0.12 39.67 18:37:01 3 63.72 0.00 5.85 0.05 0.12 30.27 18:38:01 all 67.91 0.00 2.32 0.10 0.10 29.57 18:38:01 0 59.11 0.00 2.71 0.35 0.10 37.72 18:38:01 1 72.19 0.00 2.88 0.05 0.08 24.80 18:38:01 2 67.60 0.00 1.35 0.00 0.10 30.95 18:38:01 3 72.72 0.00 2.30 0.02 0.12 24.85 18:39:01 all 60.10 0.00 2.06 0.08 0.09 37.67 18:39:01 0 53.46 0.00 2.07 0.32 0.08 44.07 18:39:01 1 55.73 0.00 2.41 0.02 0.10 41.74 18:39:01 2 72.81 0.00 2.57 0.02 0.10 24.50 18:39:01 3 58.39 0.00 1.19 0.00 0.08 40.34 18:40:01 all 56.43 0.00 2.11 0.47 0.08 40.91 18:40:01 0 52.02 0.00 2.81 0.74 0.08 44.35 18:40:01 1 60.64 0.00 1.44 0.67 0.07 37.19 18:40:01 2 50.87 0.00 2.02 0.45 0.07 46.59 18:40:01 3 62.18 0.00 2.21 0.02 0.08 35.52 Average: all 59.07 0.00 2.97 0.94 0.09 36.93 Average: 0 52.45 0.00 2.96 1.72 0.09 42.78 Average: 1 62.64 0.00 3.24 1.02 0.09 33.01 Average: 2 61.62 0.00 2.23 0.36 0.09 35.69 Average: 3 59.56 0.00 3.45 0.65 0.09 36.25