---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2238 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.2G 12G 43% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 477 4665 0 2832 7205 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:f6:ee:42 brd ff:ff:ff:ff:ff:ff inet 10.32.7.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85892sec preferred_lft 85892sec inet6 fe80::f816:3eff:fef6:ee42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2238) 05/30/26 _x86_64_ (4 CPU) 22:54:54 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 141.36 55.07 86.29 3637.79 40742.83 22:57:01 83.95 29.68 54.27 1656.52 9533.88 22:58:01 48.03 0.22 47.81 3.07 20872.65 22:59:01 8.93 0.02 8.92 0.13 327.41 23:00:01 41.20 10.43 30.77 729.20 3679.33 23:01:01 1.87 0.10 1.77 3.07 99.45 23:02:01 28.56 3.78 24.78 110.91 2485.72 23:03:01 29.04 0.68 28.36 77.71 6246.18 Average: 47.87 12.50 35.37 777.29 10498.49 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 5963312 7402428 2204108 26.99 37472 1581168 700176 7.60 598908 1440392 93056 22:57:01 5596328 7367184 2571092 31.48 58248 1873752 833876 9.05 669576 1699732 155952 22:58:01 5033036 7273488 3134384 38.38 60252 2333956 802616 8.71 759572 2157880 1624 22:59:01 5019936 7267056 3147484 38.54 62068 2337932 802616 8.71 767496 2161136 1440 23:00:01 4049588 6422716 4117832 50.42 64528 2457640 1605736 17.42 1644516 2241336 2116 23:01:01 4016512 6389948 4150908 50.82 64604 2457736 1646900 17.87 1679760 2238724 240 23:02:01 4829440 7417188 3337980 40.87 67976 2663632 660348 7.17 724568 2376512 141324 23:03:01 4809620 7407632 3357800 41.11 70832 2671392 670908 7.28 743348 2377652 9456 Average: 4914722 7118455 3252698 39.83 60748 2297151 965397 10.48 948468 2086670 50651 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:56:01 ens3 420.11 235.86 1512.60 66.04 0.00 0.00 0.00 0.00 22:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 22:57:01 ens3 74.52 59.37 519.42 13.38 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 22:58:01 ens3 319.13 231.98 7695.19 26.19 0.00 0.00 0.00 0.00 22:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:59:01 ens3 54.04 78.37 56.28 12.67 0.00 0.00 0.00 0.00 23:00:01 lo 1.42 1.42 0.83 0.83 0.00 0.00 0.00 0.00 23:00:01 ens3 244.93 273.08 1592.80 41.57 0.00 0.00 0.00 0.00 23:01:01 lo 13.11 13.11 3.84 3.84 0.00 0.00 0.00 0.00 23:01:01 ens3 2.32 2.27 0.60 0.64 0.00 0.00 0.00 0.00 23:02:01 lo 15.31 15.31 3.35 3.35 0.00 0.00 0.00 0.00 23:02:01 ens3 216.35 256.22 1111.69 45.62 0.00 0.00 0.00 0.00 23:03:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 23:03:01 ens3 13.25 15.00 10.59 11.34 0.00 0.00 0.00 0.00 Average: lo 4.22 4.22 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 168.08 144.01 1562.36 27.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2238) 05/30/26 _x86_64_ (4 CPU) 22:54:54 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 22.42 0.00 2.93 4.25 1.12 69.27 22:56:01 0 24.77 0.00 4.60 2.24 1.07 67.32 22:56:01 1 34.90 0.00 2.26 4.40 1.40 57.04 22:56:01 2 10.82 0.00 2.81 8.90 0.94 76.53 22:56:01 3 19.21 0.00 2.04 1.47 1.09 76.20 22:57:01 all 22.56 0.00 1.39 1.98 0.86 73.21 22:57:01 0 4.05 0.00 0.28 0.68 0.25 94.74 22:57:01 1 45.44 0.00 2.84 1.45 1.52 48.76 22:57:01 2 24.35 0.00 1.27 4.58 0.83 68.96 22:57:01 3 16.43 0.00 1.15 1.22 0.85 80.35 22:58:01 all 11.98 0.00 0.79 1.05 0.59 85.60 22:58:01 0 4.55 0.00 0.22 0.00 0.28 94.95 22:58:01 1 19.75 0.00 0.68 0.89 0.72 77.97 22:58:01 2 13.93 0.00 1.39 0.75 0.72 83.21 22:58:01 3 9.66 0.00 0.87 2.53 0.64 86.29 22:59:01 all 3.18 0.00 0.25 0.05 0.18 96.34 22:59:01 0 0.53 0.00 0.05 0.00 0.05 99.37 22:59:01 1 3.64 0.00 0.27 0.00 0.13 95.96 22:59:01 2 3.69 0.00 0.32 0.07 0.12 95.81 22:59:01 3 4.88 0.00 0.42 0.12 0.40 94.19 23:00:01 all 38.08 0.00 1.37 0.77 2.34 57.44 23:00:01 0 37.67 0.00 1.65 0.35 2.30 58.03 23:00:01 1 42.46 0.00 1.15 0.80 2.12 53.47 23:00:01 2 43.56 0.00 1.14 0.48 2.25 52.57 23:00:01 3 28.72 0.00 1.54 1.44 2.67 65.63 23:01:01 all 4.29 0.00 0.30 0.02 0.29 95.10 23:01:01 0 3.28 0.00 0.33 0.00 0.23 96.15 23:01:01 1 4.22 0.00 0.33 0.00 0.35 95.10 23:01:01 2 3.12 0.00 0.28 0.00 0.25 96.34 23:01:01 3 6.50 0.00 0.28 0.08 0.31 92.83 23:02:01 all 17.68 0.00 1.34 0.11 1.05 79.82 23:02:01 0 18.98 0.00 0.99 0.00 1.10 78.93 23:02:01 1 19.86 0.00 1.07 0.05 1.15 77.87 23:02:01 2 16.46 0.00 1.47 0.05 0.90 81.12 23:02:01 3 15.40 0.00 1.85 0.32 1.05 81.38 23:03:01 all 21.12 0.00 1.02 0.94 0.67 76.24 23:03:01 0 6.16 0.00 0.55 0.02 0.27 93.01 23:03:01 1 26.53 0.00 0.90 1.41 0.95 70.21 23:03:01 2 34.08 0.00 1.85 1.27 0.87 61.94 23:03:01 3 17.73 0.00 0.78 1.08 0.60 79.80 Average: all 17.67 0.00 1.18 1.15 0.89 79.13 Average: 0 12.50 0.00 1.08 0.41 0.69 85.31 Average: 1 24.59 0.00 1.19 1.12 1.04 72.05 Average: 2 18.76 0.00 1.31 2.01 0.86 77.05 Average: 3 14.82 0.00 1.12 1.03 0.95 82.08