---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19972 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 8.9G 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 565 12696 0 2777 15144 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:dd:69:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.222/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85906sec preferred_lft 85906sec inet6 fe80::f816:3eff:fedd:69f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19972) 12/11/25 _x86_64_ (4 CPU) 08:32:02 LINUX RESTART (4 CPU) 08:33:01 tps rtps wtps bread/s bwrtn/s 08:34:01 11.26 0.00 11.26 0.00 10027.19 08:35:01 7.68 0.20 7.48 23.33 9872.27 08:36:01 357.06 22.60 334.46 830.79 19552.21 08:37:01 189.39 32.07 157.31 1751.82 24014.53 08:38:01 98.45 14.86 83.59 983.69 19970.58 08:39:01 65.12 0.32 64.81 13.73 16337.68 08:40:01 31.49 1.28 30.21 93.72 2427.06 Average: 108.64 10.19 98.45 528.28 14601.59 08:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:34:01 14469172 15694864 1955796 11.91 32060 1412764 690816 3.95 485436 1295332 16 08:35:01 14464188 15692712 1960780 11.94 32172 1415668 690816 3.95 488852 1297604 1120 08:36:01 13893204 15528216 2531764 15.41 66616 1765900 805572 4.61 696816 1614612 221832 08:37:01 13200672 15083332 3224296 19.63 84016 1984432 1209764 6.92 1171008 1805972 20528 08:38:01 12016624 14242344 4408344 26.84 96044 2301936 1888252 10.81 2130048 2002972 45056 08:39:01 10901516 13380240 5523452 33.63 100808 2539556 2689296 15.39 3206244 2027876 28368 08:40:01 13044468 15549160 3380500 20.58 104252 2560856 743468 4.25 1063484 2031168 28492 Average: 13141406 15024410 3283562 19.99 73710 1997302 1245426 7.13 1320270 1725077 49345 08:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:34:01 ens3 0.25 0.22 0.07 0.20 0.00 0.00 0.00 0.00 08:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 ens3 40.05 20.75 52.57 5.09 0.00 0.00 0.00 0.00 08:35:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:36:01 ens3 181.19 126.25 1328.05 43.55 0.00 0.00 0.00 0.00 08:36:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 08:37:01 ens3 299.55 280.36 2376.15 60.44 0.00 0.00 0.00 0.00 08:37:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:38:01 ens3 289.95 255.59 2551.81 43.47 0.00 0.00 0.00 0.00 08:38:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 08:39:01 ens3 786.59 630.18 3319.69 245.88 0.00 0.00 0.00 0.00 08:39:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:40:01 ens3 97.23 81.75 41.88 24.14 0.00 0.00 0.00 0.00 08:40:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 242.13 199.31 1381.73 60.39 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19972) 12/11/25 _x86_64_ (4 CPU) 08:32:02 LINUX RESTART (4 CPU) 08:33:01 CPU %user %nice %system %iowait %steal %idle 08:34:01 all 0.04 0.00 0.02 1.10 0.01 98.84 08:34:01 0 0.08 0.00 0.02 4.29 0.02 95.60 08:34:01 1 0.05 0.00 0.03 0.00 0.02 99.90 08:34:01 2 0.00 0.00 0.00 0.03 0.02 99.95 08:34:01 3 0.02 0.00 0.03 0.05 0.02 99.88 08:35:01 all 0.29 0.00 0.06 1.82 0.01 97.82 08:35:01 0 0.22 0.00 0.07 6.57 0.02 93.13 08:35:01 1 0.33 0.00 0.02 0.00 0.02 99.63 08:35:01 2 0.35 0.00 0.03 0.02 0.00 99.60 08:35:01 3 0.28 0.00 0.08 0.69 0.02 98.93 08:36:01 all 20.05 0.00 1.55 4.80 0.06 73.54 08:36:01 0 10.31 0.00 1.46 11.49 0.03 76.71 08:36:01 1 42.81 0.00 2.28 2.29 0.10 52.52 08:36:01 2 16.78 0.00 1.07 0.58 0.03 81.54 08:36:01 3 10.31 0.00 1.44 4.84 0.05 83.36 08:37:01 all 19.82 0.00 1.48 6.67 0.07 71.97 08:37:01 0 18.62 0.00 2.03 10.65 0.08 68.61 08:37:01 1 21.09 0.00 1.64 6.80 0.08 70.38 08:37:01 2 21.01 0.00 1.22 1.84 0.07 75.86 08:37:01 3 18.54 0.00 1.00 7.37 0.05 73.04 08:38:01 all 64.49 0.00 2.11 3.05 0.12 30.23 08:38:01 0 70.68 0.00 1.66 3.09 0.12 24.45 08:38:01 1 70.29 0.00 2.10 0.63 0.12 26.85 08:38:01 2 64.81 0.00 1.98 1.51 0.13 31.57 08:38:01 3 52.16 0.00 2.72 6.97 0.13 38.01 08:39:01 all 61.58 0.00 2.54 0.86 0.12 34.90 08:39:01 0 67.68 0.00 2.31 0.23 0.12 29.66 08:39:01 1 60.06 0.00 3.47 0.37 0.12 35.99 08:39:01 2 62.54 0.00 2.28 0.57 0.12 34.50 08:39:01 3 56.05 0.00 2.11 2.28 0.10 39.45 08:40:01 all 37.87 0.00 1.99 0.56 0.07 59.51 08:40:01 0 28.01 0.00 1.64 0.02 0.07 70.27 08:40:01 1 45.88 0.00 2.05 0.58 0.07 51.42 08:40:01 2 50.16 0.00 2.76 0.28 0.08 46.71 08:40:01 3 27.40 0.00 1.52 1.37 0.07 69.64 Average: all 29.14 0.00 1.39 2.69 0.07 66.71 Average: 0 27.92 0.00 1.31 5.19 0.06 65.51 Average: 1 34.35 0.00 1.65 1.52 0.07 62.40 Average: 2 30.76 0.00 1.33 0.69 0.06 67.15 Average: 3 23.53 0.00 1.27 3.37 0.06 71.77