---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8873 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 696K 797M 1% /run /dev/vda1 20G 11G 8.4G 57% / 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 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 530 3090 0 4355 7147 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:ae:3c:15 brd ff:ff:ff:ff:ff:ff inet 10.32.7.166/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85863sec preferred_lft 85863sec inet6 fe80::f816:3eff:feae:3c15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:df:db:99 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:dff:fedf:db99/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8873) 08/22/26 _x86_64_ (4 CPU) 04:34:11 LINUX RESTART (4 CPU) 04:35:02 tps rtps wtps bread/s bwrtn/s 04:36:01 51.36 8.00 43.37 237.11 6304.83 04:37:01 77.14 30.91 46.23 1685.45 8454.19 04:38:01 53.90 12.00 41.90 882.77 17162.28 04:39:01 84.77 4.72 80.05 491.65 44169.57 04:40:01 69.39 0.48 68.91 12.40 22720.35 04:41:01 6.95 0.00 6.95 0.00 421.06 04:42:01 19.84 1.20 18.64 91.17 8535.02 04:43:01 18.96 0.07 18.90 1.73 1350.44 Average: 47.78 7.17 40.61 425.67 13654.72 04:35:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:36:01 5715460 7424820 2451968 30.02 52176 1827760 978320 10.62 585792 1676728 151380 04:37:01 5150856 7263476 3016572 36.93 63564 2205620 1098912 11.92 780216 2019104 302632 04:38:01 3723608 6071932 4443820 54.41 70756 2425600 2195180 23.82 2028264 2177124 9820 04:39:01 2185396 6006984 5982032 73.24 136560 3696208 2793992 30.32 2150644 3433208 362632 04:40:01 1626264 5532284 6541164 80.09 139000 3770932 2902576 31.49 2705468 3427076 840 04:41:01 1498436 5426524 6668992 81.65 139100 3792828 2911168 31.59 2809980 3448760 12924 04:42:01 3203372 7352544 4964056 60.78 141896 4005748 1043928 11.33 976020 3582548 26440 04:43:01 3228992 7381144 4938436 60.47 144036 4005904 1024416 11.12 960696 3571840 8412 Average: 3291548 6557464 4875880 59.70 110886 3216325 1868562 20.28 1624635 2917048 109385 04:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 ens3 51.75 36.99 879.01 4.73 0.00 0.00 0.00 0.00 04:36:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 04:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 ens3 136.78 117.75 2477.97 18.75 0.00 0.00 0.00 0.00 04:37:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 04:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 ens3 175.72 161.18 3009.28 26.82 0.00 0.00 0.00 0.00 04:38:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 04:39:01 veth72978b7 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 04:39:01 docker0 0.17 0.27 0.01 0.02 0.00 0.00 0.00 0.00 04:39:01 ens3 733.79 513.61 8345.76 39.13 0.00 0.00 0.00 0.00 04:39:01 lo 4.55 4.55 0.66 0.66 0.00 0.00 0.00 0.00 04:40:01 veth72978b7 0.20 0.43 0.01 0.03 0.00 0.00 0.00 0.00 04:40:01 docker0 1.05 1.57 0.19 0.59 0.00 0.00 0.00 0.00 04:40:01 ens3 44.66 31.93 66.96 44.02 0.00 0.00 0.00 0.00 04:40:01 lo 341.03 341.03 86.81 86.81 0.00 0.00 0.00 0.00 04:41:01 veth72978b7 0.18 0.30 0.01 0.02 0.00 0.00 0.00 0.00 04:41:01 docker0 0.18 0.28 0.01 0.01 0.00 0.00 0.00 0.00 04:41:01 ens3 129.41 74.13 41.04 189.02 0.00 0.00 0.00 0.00 04:41:01 lo 1236.79 1236.79 335.92 335.92 0.00 0.00 0.00 0.00 04:42:01 docker0 0.12 0.13 0.01 0.01 0.00 0.00 0.00 0.00 04:42:01 ens3 78.87 65.41 783.01 16.25 0.00 0.00 0.00 0.00 04:42:01 lo 9.76 9.76 1.57 1.57 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 ens3 9.82 11.45 7.05 5.03 0.00 0.00 0.00 0.00 04:43:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: docker0 0.19 0.28 0.03 0.08 0.00 0.00 0.00 0.00 Average: ens3 170.35 126.74 1953.45 43.05 0.00 0.00 0.00 0.00 Average: lo 199.85 199.85 53.27 53.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8873) 08/22/26 _x86_64_ (4 CPU) 04:34:11 LINUX RESTART (4 CPU) 04:35:02 CPU %user %nice %system %iowait %steal %idle 04:36:01 all 19.64 0.00 1.17 2.38 1.78 75.03 04:36:01 0 3.11 0.00 0.49 7.01 1.18 88.22 04:36:01 1 44.08 0.00 2.78 1.03 1.79 50.31 04:36:01 2 5.24 0.00 0.27 0.02 1.49 92.99 04:36:01 3 26.21 0.00 1.15 1.49 2.69 68.46 04:37:01 all 22.84 0.00 1.37 2.86 2.58 70.34 04:37:01 0 38.36 0.00 2.06 5.15 3.00 51.42 04:37:01 1 21.33 0.00 0.81 1.96 1.98 73.92 04:37:01 2 14.14 0.00 1.52 2.50 2.90 78.94 04:37:01 3 17.56 0.00 1.09 1.86 2.45 77.04 04:38:01 all 57.78 0.00 1.96 1.34 6.18 32.74 04:38:01 0 48.40 0.00 2.80 0.59 6.50 41.71 04:38:01 1 63.93 0.00 1.85 2.13 6.29 25.79 04:38:01 2 60.74 0.00 1.52 0.78 5.85 31.10 04:38:01 3 58.05 0.00 1.66 1.86 6.08 32.35 04:39:01 all 21.89 0.00 7.50 1.43 3.60 65.58 04:39:01 0 26.46 0.00 10.26 0.78 4.22 58.29 04:39:01 1 20.22 0.00 6.81 1.74 3.50 67.72 04:39:01 2 21.36 0.00 7.16 0.57 3.53 67.38 04:39:01 3 19.58 0.00 5.81 2.63 3.15 68.83 04:40:01 all 52.64 0.00 3.48 1.18 5.57 37.13 04:40:01 0 51.33 0.00 3.77 1.07 5.56 38.27 04:40:01 1 49.26 0.00 3.36 0.33 5.81 41.24 04:40:01 2 51.43 0.00 3.30 0.12 5.42 39.74 04:40:01 3 58.51 0.00 3.49 3.24 5.50 29.26 04:41:01 all 54.25 0.00 5.38 0.09 6.96 33.33 04:41:01 0 54.58 0.00 6.05 0.33 7.33 31.72 04:41:01 1 57.52 0.00 5.22 0.00 7.09 30.17 04:41:01 2 50.85 0.00 4.70 0.00 6.42 38.02 04:41:01 3 54.04 0.00 5.51 0.00 6.97 33.48 04:42:01 all 22.88 0.00 1.37 0.58 3.18 71.99 04:42:01 0 43.07 0.00 1.83 1.50 3.15 50.45 04:42:01 1 16.37 0.00 1.62 0.40 2.92 78.68 04:42:01 2 12.53 0.00 1.37 0.37 4.31 81.41 04:42:01 3 19.77 0.00 0.66 0.05 2.32 77.20 04:43:01 all 20.97 0.00 0.94 0.64 0.94 76.51 04:43:01 0 0.33 0.00 0.33 0.58 0.33 98.42 04:43:01 1 14.41 0.00 1.06 1.36 1.16 82.00 04:43:01 2 14.38 0.00 0.76 0.07 0.93 83.86 04:43:01 3 54.83 0.00 1.65 0.55 1.35 41.62 Average: all 34.13 0.00 2.89 1.32 3.84 57.82 Average: 0 33.14 0.00 3.43 2.13 3.90 57.39 Average: 1 35.95 0.00 2.94 1.13 3.82 56.16 Average: 2 28.81 0.00 2.56 0.56 3.84 64.22 Average: 3 38.61 0.00 2.62 1.47 3.81 53.49