---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2036 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 8.4G 69G 11% / 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 568 13132 0 2338 15140 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:06:a5:12 brd ff:ff:ff:ff:ff:ff inet 10.30.106.98/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85385sec preferred_lft 85385sec inet6 fe80::f816:3eff:fe06:a512/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2036) 12/29/25 _x86_64_ (4 CPU) 09:37:29 LINUX RESTART (4 CPU) 09:38:00 tps rtps wtps bread/s bwrtn/s 09:39:01 144.16 10.88 133.27 281.13 43620.39 09:40:01 27.75 0.00 27.75 0.00 3876.02 09:41:01 3.47 0.00 3.47 0.00 836.53 09:42:01 2.32 0.02 2.30 0.13 546.62 09:43:01 3.67 0.33 3.33 9.87 1234.46 09:44:01 3.28 0.00 3.28 0.00 556.44 09:45:01 2.75 0.00 2.75 0.00 565.37 09:46:01 3.03 0.00 3.03 0.00 653.49 09:47:01 6.71 0.00 6.71 0.00 1501.23 09:48:01 6.57 0.00 6.57 0.00 862.79 09:49:01 2.45 0.00 2.45 0.00 379.80 09:50:01 1.43 0.00 1.43 0.00 202.63 09:51:01 2.67 0.00 2.67 0.00 281.95 09:52:01 4.07 0.00 4.07 0.00 961.71 09:53:01 159.48 3.27 156.21 73.04 10352.02 09:54:01 111.66 5.17 106.50 181.57 8353.01 Average: 30.46 1.24 29.22 34.37 4714.53 09:38:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:39:01 13896804 15604924 2528164 15.39 72520 1829536 723324 4.14 621432 1679868 95616 09:40:01 13881988 15600608 2542980 15.48 79988 1830860 723324 4.14 631292 1681184 4920 09:41:01 13866196 15594816 2558772 15.58 87488 1831576 723324 4.14 643240 1681900 1248 09:42:01 13855604 15593060 2569364 15.64 90488 1836232 723324 4.14 646912 1686548 7364 09:43:01 13823292 15577640 2601676 15.84 100024 1840540 739448 4.23 668980 1690248 3032 09:44:01 13814580 15575680 2610388 15.89 104580 1841652 739448 4.23 674632 1691356 3072 09:45:01 13801492 15572400 2623476 15.97 111920 1842520 739448 4.23 683080 1692216 3528 09:46:01 13789940 15569896 2635028 16.04 118936 1843136 739448 4.23 691404 1692824 2208 09:47:01 13759912 15564416 2665056 16.23 126152 1856560 739448 4.23 699972 1706236 17184 09:48:01 13755280 15563744 2669688 16.25 129364 1856812 739448 4.23 703216 1706484 1308 09:49:01 13748728 15562332 2676240 16.29 133336 1857152 739448 4.23 707896 1706812 96 09:50:01 13743312 15561592 2681656 16.33 137072 1857344 739448 4.23 711620 1707012 3256 09:51:01 13737752 15560420 2687216 16.36 140472 1857592 739448 4.23 715392 1707252 2608 09:52:01 13720132 15557752 2704836 16.47 148436 1862160 739448 4.23 723360 1711812 5468 09:53:01 13173688 15282172 3251280 19.79 243372 1979704 1169368 6.69 1105008 1811236 55792 09:54:01 13514828 15569788 2910140 17.72 247172 1966660 738396 4.23 837232 1783376 28852 Average: 13742720 15556952 2682248 16.33 129458 1861877 762221 4.36 716542 1708523 14722 09:38:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:39:01 lo 0.98 0.98 0.12 0.12 0.00 0.00 0.00 0.00 09:39:01 ens3 140.45 113.03 1171.41 27.75 0.00 0.00 0.00 0.00 09:40:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:40:01 ens3 147.26 135.38 209.57 37.89 0.00 0.00 0.00 0.00 09:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 ens3 150.51 138.61 211.37 42.59 0.00 0.00 0.00 0.00 09:42:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:42:01 ens3 102.33 118.51 105.08 34.15 0.00 0.00 0.00 0.00 09:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 ens3 217.06 218.03 279.95 68.10 0.00 0.00 0.00 0.00 09:44:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:44:01 ens3 89.07 87.42 121.66 24.88 0.00 0.00 0.00 0.00 09:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 ens3 130.00 126.31 182.71 35.44 0.00 0.00 0.00 0.00 09:46:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:46:01 ens3 130.24 119.33 199.77 33.78 0.00 0.00 0.00 0.00 09:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 ens3 277.06 317.74 289.59 92.84 0.00 0.00 0.00 0.00 09:48:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:48:01 ens3 66.54 54.62 115.92 15.61 0.00 0.00 0.00 0.00 09:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 ens3 80.67 67.22 138.30 18.74 0.00 0.00 0.00 0.00 09:50:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:50:01 ens3 76.09 62.02 134.21 17.31 0.00 0.00 0.00 0.00 09:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:51:01 ens3 69.09 57.67 117.75 17.15 0.00 0.00 0.00 0.00 09:52:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:52:01 ens3 186.45 195.00 243.35 57.78 0.00 0.00 0.00 0.00 09:53:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 09:53:01 ens3 360.55 414.71 1002.93 112.94 0.00 0.00 0.00 0.00 09:54:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 09:54:01 ens3 457.51 449.76 463.86 126.73 0.00 0.00 0.00 0.00 Average: lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 167.53 167.16 312.61 47.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2036) 12/29/25 _x86_64_ (4 CPU) 09:37:29 LINUX RESTART (4 CPU) 09:38:00 CPU %user %nice %system %iowait %steal %idle 09:39:01 all 14.83 0.00 1.21 2.42 0.05 81.48 09:39:01 0 12.99 0.00 0.71 0.56 0.03 85.71 09:39:01 1 37.58 0.00 2.47 0.86 0.07 59.03 09:39:01 2 5.19 0.00 0.77 6.90 0.05 87.08 09:39:01 3 3.59 0.00 0.91 1.38 0.07 94.06 09:40:01 all 0.86 0.00 0.39 0.23 0.04 98.48 09:40:01 0 1.02 0.00 0.82 0.02 0.07 98.08 09:40:01 1 0.25 0.00 0.28 0.00 0.02 99.45 09:40:01 2 1.78 0.00 0.16 0.66 0.05 97.35 09:40:01 3 0.38 0.00 0.30 0.22 0.03 99.07 09:41:01 all 0.55 0.00 0.38 0.05 0.03 98.99 09:41:01 0 0.77 0.00 0.73 0.08 0.03 98.38 09:41:01 1 0.10 0.00 0.00 0.00 0.00 99.90 09:41:01 2 0.38 0.00 0.07 0.00 0.03 99.52 09:41:01 3 0.97 0.00 0.72 0.10 0.05 98.16 09:42:01 all 0.79 0.00 0.27 0.04 0.01 98.90 09:42:01 0 0.13 0.00 0.03 0.08 0.00 99.75 09:42:01 1 0.02 0.00 0.00 0.00 0.00 99.98 09:42:01 2 2.00 0.00 0.00 0.00 0.03 97.96 09:42:01 3 0.97 0.00 1.03 0.07 0.03 97.90 09:43:01 all 0.99 0.00 0.53 0.06 0.04 98.38 09:43:01 0 0.30 0.00 0.20 0.05 0.05 99.40 09:43:01 1 2.04 0.00 1.35 0.10 0.05 96.46 09:43:01 2 0.62 0.00 0.08 0.00 0.02 99.28 09:43:01 3 0.98 0.00 0.47 0.10 0.02 98.43 09:44:01 all 0.77 0.00 0.19 0.03 0.02 98.99 09:44:01 0 0.05 0.00 0.00 0.00 0.03 99.92 09:44:01 1 2.85 0.00 0.69 0.08 0.05 96.32 09:44:01 2 0.17 0.00 0.02 0.00 0.02 99.80 09:44:01 3 0.00 0.00 0.00 0.02 0.00 99.98 09:45:01 all 0.63 0.00 0.32 0.03 0.03 99.00 09:45:01 0 0.02 0.00 0.03 0.00 0.03 99.92 09:45:01 1 2.37 0.00 1.18 0.12 0.05 96.28 09:45:01 2 0.13 0.00 0.07 0.00 0.02 99.78 09:45:01 3 0.02 0.00 0.02 0.00 0.00 99.97 09:46:01 all 0.46 0.00 0.29 0.04 0.03 99.17 09:46:01 0 0.07 0.00 0.05 0.00 0.03 99.85 09:46:01 1 1.29 0.00 0.81 0.13 0.07 97.70 09:46:01 2 0.50 0.00 0.32 0.02 0.02 99.15 09:46:01 3 0.00 0.00 0.00 0.00 0.00 100.00 09:47:01 all 0.73 0.00 0.57 0.08 0.04 98.59 09:47:01 0 0.05 0.00 0.07 0.00 0.05 99.83 09:47:01 1 2.24 0.00 1.92 0.30 0.07 95.47 09:47:01 2 0.60 0.00 0.30 0.00 0.05 99.05 09:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 09:48:01 all 0.23 0.00 0.16 0.05 0.02 99.54 09:48:01 0 0.05 0.00 0.05 0.00 0.03 99.87 09:48:01 1 0.82 0.00 0.55 0.20 0.05 98.37 09:48:01 2 0.05 0.00 0.03 0.00 0.02 99.90 09:48:01 3 0.00 0.00 0.00 0.00 0.00 100.00 09:49:01 all 0.28 0.00 0.19 0.03 0.03 99.47 09:49:01 0 0.05 0.00 0.03 0.05 0.00 99.87 09:49:01 1 0.50 0.00 0.34 0.05 0.05 99.06 09:49:01 2 0.57 0.00 0.37 0.02 0.03 99.02 09:49:01 3 0.00 0.00 0.00 0.00 0.00 100.00 09:49:01 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 0.37 0.00 0.18 0.02 0.03 99.41 09:50:01 0 0.93 0.00 0.52 0.02 0.07 98.47 09:50:01 1 0.45 0.00 0.12 0.05 0.02 99.37 09:50:01 2 0.08 0.00 0.07 0.00 0.05 99.80 09:50:01 3 0.02 0.00 0.02 0.00 0.00 99.97 09:51:01 all 0.77 0.00 0.18 0.02 0.02 99.00 09:51:01 0 0.88 0.00 0.57 0.00 0.03 98.52 09:51:01 1 2.02 0.00 0.05 0.07 0.02 97.85 09:51:01 2 0.15 0.00 0.10 0.05 0.05 99.65 09:51:01 3 0.00 0.00 0.00 0.00 0.00 100.00 09:52:01 all 0.88 0.00 0.40 0.05 0.04 98.62 09:52:01 0 0.10 0.00 0.07 0.00 0.03 99.80 09:52:01 1 2.06 0.00 0.71 0.08 0.07 97.07 09:52:01 2 1.34 0.00 0.85 0.08 0.07 97.66 09:52:01 3 0.03 0.00 0.00 0.00 0.00 99.97 09:53:01 all 15.56 0.00 2.06 0.36 0.10 81.93 09:53:01 0 13.25 0.00 2.41 0.74 0.10 83.50 09:53:01 1 17.00 0.00 3.57 0.63 0.12 78.68 09:53:01 2 18.12 0.00 1.47 0.07 0.10 80.24 09:53:01 3 13.86 0.00 0.77 0.00 0.07 85.30 09:54:01 all 17.64 0.00 8.70 0.70 0.08 72.88 09:54:01 0 20.69 0.00 5.22 1.81 0.09 72.20 09:54:01 1 8.37 0.00 10.45 0.56 0.05 80.56 09:54:01 2 8.63 0.00 10.59 0.03 0.08 80.67 09:54:01 3 32.96 0.00 8.42 0.43 0.08 58.11 Average: all 3.53 0.00 1.00 0.26 0.04 95.17 Average: 0 3.19 0.00 0.71 0.21 0.04 95.84 Average: 1 5.03 0.00 1.54 0.20 0.05 93.19 Average: 2 2.52 0.00 0.95 0.50 0.04 95.99 Average: 3 3.37 0.00 0.79 0.15 0.02 95.67