---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1787 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 581 12638 0 2820 15128 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:6b:cc:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.254/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85985sec preferred_lft 85985sec inet6 fe80::f816:3eff:fe6b:ccb1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1787) 10/10/25 _x86_64_ (4 CPU) 08:35:28 LINUX RESTART (4 CPU) 08:36:02 tps rtps wtps bread/s bwrtn/s 08:37:01 207.66 19.61 188.05 719.47 15279.17 08:38:01 268.97 33.33 235.63 2147.07 23822.80 08:39:01 101.60 12.45 89.15 561.28 17749.28 08:40:01 52.25 0.33 51.92 13.86 15160.68 08:41:01 29.66 0.82 28.85 55.46 8734.41 08:42:01 30.33 2.45 27.88 89.05 10266.29 Average: 114.81 11.47 103.34 597.30 15168.30 08:36:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 14036336 15598120 2388632 14.54 61316 1702152 743496 4.25 614456 1560116 162368 08:38:01 12062508 13991152 4362460 26.56 86692 2025092 2458608 14.07 2264360 1843224 42432 08:39:01 12009884 14239016 4415084 26.88 97144 2303880 1904916 10.90 2134460 2002492 26232 08:40:01 10886588 13359996 5538380 33.72 100020 2535996 2721100 15.57 3221036 2025268 28008 08:41:01 12986760 15510948 3438208 20.93 102076 2583936 787676 4.51 1104916 2046736 49060 08:42:01 12958024 15505584 3466944 21.11 104560 2603568 793572 4.54 1122132 2057308 10688 Average: 12490017 14700803 3934951 23.96 91968 2292437 1568228 8.97 1743560 1922524 53131 08:36:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 ens3 112.83 69.90 1058.62 26.60 0.00 0.00 0.00 0.00 08:37:01 lo 1.22 1.22 0.15 0.15 0.00 0.00 0.00 0.00 08:38:01 ens3 342.52 302.17 2794.21 61.25 0.00 0.00 0.00 0.00 08:38:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:39:01 ens3 278.54 244.19 2326.42 43.27 0.00 0.00 0.00 0.00 08:39:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 08:40:01 ens3 703.40 551.83 3270.01 229.01 0.00 0.00 0.00 0.00 08:40:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:41:01 ens3 114.28 102.70 40.41 28.91 0.00 0.00 0.00 0.00 08:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:42:01 ens3 206.18 195.57 263.75 636.62 0.00 0.00 0.00 0.00 08:42:01 lo 35.06 35.06 3.16 3.16 0.00 0.00 0.00 0.00 Average: ens3 293.47 244.89 1627.18 171.35 0.00 0.00 0.00 0.00 Average: lo 6.33 6.33 0.58 0.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1787) 10/10/25 _x86_64_ (4 CPU) 08:35:28 LINUX RESTART (4 CPU) 08:36:02 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 16.46 0.00 1.43 8.73 0.06 73.32 08:37:01 0 17.17 0.00 1.80 5.02 0.05 75.95 08:37:01 1 19.26 0.00 1.65 15.66 0.05 63.39 08:37:01 2 22.44 0.00 1.49 2.66 0.07 73.33 08:37:01 3 6.97 0.00 0.83 11.57 0.07 80.56 08:38:01 all 35.65 0.00 2.25 4.65 0.13 57.32 08:38:01 0 39.48 0.00 3.32 1.74 0.15 55.32 08:38:01 1 41.53 0.00 1.82 5.15 0.12 51.38 08:38:01 2 34.04 0.00 1.51 1.39 0.12 62.94 08:38:01 3 27.54 0.00 2.30 10.33 0.10 59.73 08:39:01 all 59.55 0.00 2.11 4.40 0.19 33.74 08:39:01 0 57.87 0.00 2.28 4.20 0.18 35.47 08:39:01 1 61.67 0.00 2.24 6.06 0.22 29.82 08:39:01 2 61.02 0.00 1.88 3.20 0.18 33.72 08:39:01 3 57.59 0.00 2.07 4.17 0.20 35.97 08:40:01 all 57.12 0.00 2.18 4.38 0.18 36.15 08:40:01 0 65.11 0.00 1.91 1.47 0.17 31.34 08:40:01 1 59.29 0.00 1.92 11.21 0.18 27.40 08:40:01 2 57.87 0.00 1.70 2.35 0.17 37.92 08:40:01 3 46.22 0.00 3.18 2.45 0.17 47.98 08:41:01 all 39.72 0.00 1.99 8.05 0.15 50.08 08:41:01 0 39.46 0.00 1.82 1.50 0.15 57.06 08:41:01 1 41.66 0.00 2.46 25.05 0.15 30.68 08:41:01 2 39.64 0.00 1.51 0.82 0.15 57.88 08:41:01 3 38.11 0.00 2.16 4.85 0.17 54.71 08:42:01 all 17.93 0.00 1.31 6.80 0.12 73.84 08:42:01 0 15.46 0.00 1.18 2.23 0.27 80.86 08:42:01 1 20.72 0.00 1.24 23.13 0.08 54.82 08:42:01 2 20.72 0.00 1.52 0.30 0.07 77.39 08:42:01 3 14.84 0.00 1.32 1.62 0.05 82.18 Average: all 37.78 0.00 1.88 6.16 0.14 54.04 Average: 0 39.12 0.00 2.05 2.69 0.16 55.98 Average: 1 40.76 0.00 1.89 14.36 0.13 42.86 Average: 2 39.31 0.00 1.60 1.78 0.13 57.18 Average: 3 31.92 0.00 1.98 5.81 0.13 60.16