---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16739 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 681 12070 4 3237 14961 Swap: 1023 20 1003 ---> 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:36:06:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79611sec preferred_lft 79611sec inet6 fe80::f816:3eff:fe36:6fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:b2:c9:1b:48:30 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::c0b2:c9ff:fe1b:4830/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16739) 05/19/26 _x86_64_ (4 CPU) 07:49:35 LINUX RESTART (4 CPU) 07:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 175.40 15.45 139.09 20.86 1983.44 42340.08 225469.45 08:10:02 56.12 21.73 32.42 1.97 975.73 1818.40 2699.96 08:20:02 13.20 0.34 12.17 0.69 19.67 356.01 3661.86 08:30:01 8.96 0.03 8.50 0.43 1.14 532.82 1407.64 08:40:02 21.81 0.12 20.82 0.87 4.65 582.25 2180.08 08:50:02 5.98 0.04 5.70 0.24 1.80 182.93 71.27 09:00:01 7.40 0.05 7.01 0.34 3.02 238.57 364.90 09:10:02 5.63 0.02 5.40 0.21 1.61 183.88 248.76 09:20:02 5.41 0.02 5.33 0.06 1.01 81.65 34.47 09:30:01 8.67 0.04 8.24 0.39 2.06 621.79 600.79 09:40:02 6.05 0.40 5.45 0.20 14.30 180.88 524.80 Average: 28.65 3.48 22.77 2.39 274.08 4293.07 21619.93 07:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 262956 11696340 4221268 25.78 264408 10904420 5729524 32.89 2195828 13053100 1528 08:10:02 1752316 3712960 12221428 74.64 267116 1804396 13256836 76.09 1309996 12858156 596 08:20:02 4179844 6170752 9765956 59.65 268868 1832744 10916844 62.66 1329812 10413008 540 08:30:01 12919908 15023300 918404 5.61 272680 1940720 1797932 10.32 1369576 1672552 10444 08:40:02 11507944 13698636 2242704 13.70 276020 2024496 3408564 19.57 1387852 3062728 13104 08:50:02 9151248 11358656 4581340 27.98 276832 2040376 5303252 30.44 1389932 5394916 316 09:00:01 7848328 10092992 5846196 35.71 277540 2076860 6689552 38.40 1393492 6699540 360 09:10:02 7761672 10029804 5909208 36.09 278132 2099696 6687520 38.39 1397288 6768964 276 09:20:02 11849024 14140120 1801316 11.00 278420 2122388 2871572 16.48 1399336 2707280 21880 09:30:01 9187704 11606680 4333204 26.47 281808 2241692 5124800 29.42 1413764 5340064 344 09:40:02 8149840 10600896 5338272 32.60 282992 2272456 5956300 34.19 1428452 6350032 656 Average: 7688253 10739194 5198118 31.75 274983 2850931 6158427 35.35 1455939 6756395 4549 07:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 3.44 3.44 2.36 2.36 0.00 0.00 0.00 0.00 08:00:01 ens3 159.47 118.30 2109.98 17.13 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 40.21 40.21 27.27 27.27 0.00 0.00 0.00 0.00 08:10:02 ens3 2.86 2.68 0.70 1.70 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 lo 37.98 37.98 15.59 15.59 0.00 0.00 0.00 0.00 08:20:02 ens3 1.43 1.18 0.33 0.27 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 14.68 14.68 7.15 7.15 0.00 0.00 0.00 0.00 08:30:01 ens3 0.75 0.63 0.20 0.16 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 lo 12.91 12.91 7.19 7.19 0.00 0.00 0.00 0.00 08:40:02 ens3 1.06 0.82 0.27 0.21 0.00 0.00 0.00 0.00 08:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 lo 20.12 20.12 9.75 9.75 0.00 0.00 0.00 0.00 08:50:02 ens3 0.69 0.68 0.15 0.12 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 28.61 28.61 11.20 11.20 0.00 0.00 0.00 0.00 09:00:01 ens3 0.58 0.53 0.13 0.11 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:02 lo 21.25 21.25 10.76 10.76 0.00 0.00 0.00 0.00 09:10:02 ens3 0.70 0.74 0.15 0.13 0.00 0.00 0.00 0.00 09:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 lo 11.34 11.34 6.04 6.04 0.00 0.00 0.00 0.00 09:20:02 ens3 0.61 0.42 0.17 0.12 0.00 0.00 0.00 0.00 09:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 12.66 12.66 7.72 7.72 0.00 0.00 0.00 0.00 09:30:01 ens3 0.82 0.78 0.24 0.20 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:02 lo 31.30 31.30 12.28 12.28 0.00 0.00 0.00 0.00 09:40:02 ens3 6.13 4.14 3.76 2.60 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.32 21.32 10.67 10.67 0.00 0.00 0.00 0.00 Average: ens3 15.95 11.93 192.84 2.07 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16739) 05/19/26 _x86_64_ (4 CPU) 07:49:35 LINUX RESTART (4 CPU) 07:50:00 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 48.40 0.00 2.84 1.32 0.10 47.34 08:00:01 0 46.66 0.00 2.75 1.61 0.09 48.88 08:00:01 1 48.02 0.00 2.78 1.04 0.10 48.07 08:00:01 2 50.79 0.00 3.14 1.64 0.10 44.33 08:00:01 3 48.15 0.00 2.68 1.01 0.10 48.07 08:10:02 all 59.67 0.00 2.29 0.15 0.12 37.77 08:10:02 0 59.03 0.00 2.45 0.15 0.12 38.26 08:10:02 1 59.66 0.00 2.48 0.13 0.12 37.62 08:10:02 2 59.58 0.00 2.16 0.21 0.11 37.94 08:10:02 3 60.42 0.00 2.06 0.13 0.11 37.28 08:20:02 all 27.01 0.00 1.02 0.04 0.10 71.84 08:20:02 0 26.79 0.00 0.94 0.02 0.10 72.15 08:20:02 1 26.73 0.00 1.08 0.04 0.10 72.05 08:20:02 2 27.05 0.00 0.98 0.02 0.10 71.84 08:20:02 3 27.45 0.00 1.07 0.08 0.10 71.32 08:30:01 all 15.81 0.00 0.72 0.03 0.08 83.36 08:30:01 0 15.18 0.00 0.58 0.02 0.07 84.15 08:30:01 1 16.01 0.00 0.79 0.04 0.08 83.08 08:30:01 2 16.26 0.00 0.88 0.05 0.08 82.74 08:30:01 3 15.80 0.00 0.61 0.04 0.08 83.47 08:40:02 all 29.44 0.00 0.94 0.06 0.08 69.48 08:40:02 0 30.53 0.00 0.87 0.05 0.08 68.47 08:40:02 1 29.27 0.00 0.97 0.04 0.08 69.64 08:40:02 2 29.73 0.00 0.85 0.04 0.09 69.29 08:40:02 3 28.24 0.00 1.07 0.09 0.08 70.51 08:50:02 all 11.13 0.00 0.49 0.02 0.07 88.29 08:50:02 0 10.45 0.00 0.48 0.03 0.07 88.97 08:50:02 1 11.38 0.00 0.52 0.01 0.08 88.02 08:50:02 2 11.46 0.00 0.50 0.02 0.08 87.94 08:50:02 3 11.23 0.00 0.44 0.02 0.07 88.24 09:00:01 all 15.74 0.00 0.59 0.10 0.07 83.49 09:00:01 0 15.24 0.00 0.60 0.02 0.07 84.08 09:00:01 1 16.00 0.00 0.65 0.10 0.07 83.18 09:00:01 2 16.11 0.00 0.52 0.04 0.07 83.26 09:00:01 3 15.61 0.00 0.61 0.24 0.08 83.45 09:10:02 all 10.92 0.00 0.51 0.02 0.07 88.48 09:10:02 0 10.66 0.00 0.56 0.01 0.07 88.70 09:10:02 1 10.71 0.00 0.45 0.03 0.08 88.73 09:10:02 2 11.21 0.00 0.55 0.03 0.07 88.13 09:10:02 3 11.08 0.00 0.50 0.01 0.07 88.34 09:20:02 all 4.28 0.00 0.37 0.22 0.06 95.07 09:20:02 0 4.04 0.00 0.31 0.26 0.06 95.32 09:20:02 1 4.39 0.00 0.38 0.14 0.06 95.03 09:20:02 2 4.30 0.00 0.41 0.39 0.06 94.83 09:20:02 3 4.36 0.00 0.38 0.10 0.06 95.09 09:30:01 all 17.00 0.00 0.68 0.90 0.08 81.34 09:30:01 0 17.10 0.00 0.60 0.24 0.08 81.97 09:30:01 1 17.37 0.00 0.84 0.45 0.09 81.26 09:30:01 2 16.98 0.00 0.70 2.77 0.09 79.46 09:30:01 3 16.56 0.00 0.56 0.13 0.08 82.67 09:40:02 all 11.64 0.00 0.61 0.26 0.07 87.43 09:40:02 0 11.75 0.00 0.59 0.08 0.06 87.51 09:40:02 1 11.30 0.00 0.65 0.18 0.07 87.81 09:40:02 2 11.69 0.00 0.60 0.13 0.07 87.51 09:40:02 3 11.81 0.00 0.60 0.63 0.06 86.90 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.83 0.00 1.00 0.28 0.08 75.80 Average: 0 22.51 0.00 0.98 0.23 0.08 76.21 Average: 1 22.82 0.00 1.05 0.20 0.08 75.84 Average: 2 23.20 0.00 1.03 0.49 0.08 75.20 Average: 3 22.80 0.00 0.96 0.23 0.08 75.93