---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-25817 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 699 12363 4 2927 14947 Swap: 1023 59 964 ---> 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:dc:31:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79790sec preferred_lft 79790sec inet6 fe80::f816:3eff:fedc:31fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:79:24:8e:c7:74 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::e479:24ff:fe8e:c774/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-25817) 06/08/26 _x86_64_ (4 CPU) 06:35:54 LINUX RESTART (4 CPU) 06:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:01 94.01 4.20 85.84 3.97 563.57 30148.57 14005.10 07:00:10 49.98 20.50 27.97 1.51 1004.30 2015.88 1073.19 07:10:10 10.00 0.75 8.67 0.58 30.64 316.91 497.85 07:20:10 15.80 0.30 14.78 0.72 11.25 718.76 452.43 07:30:00 30.57 0.62 13.51 16.44 18.72 462.66 213684.72 07:40:10 6.79 0.29 6.33 0.18 12.54 153.10 117.78 07:50:07 5.38 0.47 4.72 0.19 14.95 151.54 69.44 08:00:10 5.81 0.80 4.84 0.17 21.30 152.42 79.06 08:10:10 10.22 0.84 9.01 0.37 30.24 598.11 222.95 08:20:10 5.41 0.43 4.84 0.14 13.04 164.40 169.81 Average: 23.28 2.94 17.94 2.40 172.76 3442.46 22657.97 06:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 188956 3871320 12057272 73.64 263420 3368320 13856976 79.54 2262332 13300508 1216 07:00:10 5509828 7083544 8860212 54.11 222336 1517580 10391904 59.65 999212 9471176 3932 07:10:10 8103164 9712896 6231324 38.06 223916 1551848 7041148 40.42 1014776 6866164 268 07:20:10 12085020 13835444 2113804 12.91 229716 1681400 3050368 17.51 1072148 2851708 72 07:30:00 9663836 11490596 4457456 27.22 233268 1754144 5282404 30.32 1088408 5240960 276 07:40:10 9562236 11409032 4539008 27.72 234044 1773392 5365324 30.80 1093692 5339340 172 07:50:07 8076532 9946408 6000864 36.65 234708 1795820 6841028 39.27 1099876 6816196 100 08:00:10 7989308 9882352 6064880 37.04 235384 1818296 6843308 39.28 1109584 6896688 116 08:10:10 9264380 11300080 4648012 28.39 239808 1950320 5424936 31.14 1125796 5602916 60 08:20:10 9150200 11213524 4734628 28.92 240640 1977060 5313408 30.50 1137612 5698640 112 Average: 7959346 9974520 5970746 36.47 235724 1918818 6941080 39.84 1200344 6808430 632 06:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 lo 15.48 15.48 13.15 13.15 0.00 0.00 0.00 0.00 06:50:01 ens3 45.70 30.25 792.29 3.67 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:10 lo 43.34 43.34 22.89 22.89 0.00 0.00 0.00 0.00 07:00:10 ens3 1.96 1.81 0.46 0.40 0.00 0.00 0.00 0.00 07:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:10 lo 30.77 30.77 13.50 13.50 0.00 0.00 0.00 0.00 07:10:10 ens3 1.00 0.71 0.20 0.16 0.00 0.00 0.00 0.00 07:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:10 lo 11.27 11.27 5.49 5.49 0.00 0.00 0.00 0.00 07:20:10 ens3 0.96 0.79 0.26 0.21 0.00 0.00 0.00 0.00 07:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 lo 20.05 20.05 10.56 10.56 0.00 0.00 0.00 0.00 07:30:00 ens3 0.82 0.67 0.16 0.13 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:10 lo 22.12 22.12 8.72 8.72 0.00 0.00 0.00 0.00 07:40:10 ens3 0.72 0.52 0.16 0.12 0.00 0.00 0.00 0.00 07:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:07 lo 24.38 24.38 10.54 10.54 0.00 0.00 0.00 0.00 07:50:07 ens3 0.65 0.45 0.15 0.10 0.00 0.00 0.00 0.00 07:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:10 lo 14.22 14.22 8.23 8.23 0.00 0.00 0.00 0.00 08:00:10 ens3 0.89 0.52 0.26 0.18 0.00 0.00 0.00 0.00 08:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:10 lo 18.09 18.09 10.37 10.37 0.00 0.00 0.00 0.00 08:10:10 ens3 1.08 0.78 0.33 0.26 0.00 0.00 0.00 0.00 08:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:10 lo 17.01 17.01 6.97 6.97 0.00 0.00 0.00 0.00 08:20:10 ens3 0.75 0.53 0.17 0.12 0.00 0.00 0.00 0.00 08:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.72 21.72 11.05 11.05 0.00 0.00 0.00 0.00 Average: ens3 5.38 3.66 78.17 0.53 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-25817) 06/08/26 _x86_64_ (4 CPU) 06:35:54 LINUX RESTART (4 CPU) 06:40:10 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 59.56 0.00 2.46 0.35 0.11 37.52 06:50:01 0 58.09 0.00 2.39 0.26 0.11 39.15 06:50:01 1 59.60 0.00 2.50 0.30 0.11 37.50 06:50:01 2 61.06 0.00 2.69 0.30 0.11 35.85 06:50:01 3 59.49 0.00 2.25 0.55 0.11 37.61 07:00:10 all 50.82 0.00 1.92 0.20 0.12 46.94 07:00:10 0 50.21 0.00 1.90 0.13 0.12 47.64 07:00:10 1 51.54 0.00 1.90 0.34 0.12 46.10 07:00:10 2 51.59 0.00 2.01 0.12 0.13 46.15 07:00:10 3 49.93 0.00 1.87 0.19 0.12 47.89 07:10:10 all 22.95 0.00 1.06 0.04 0.09 75.86 07:10:10 0 22.95 0.00 0.96 0.03 0.09 75.97 07:10:10 1 23.37 0.00 1.26 0.07 0.09 75.20 07:10:10 2 22.88 0.00 1.06 0.03 0.09 75.95 07:10:10 3 22.61 0.00 0.94 0.01 0.09 76.34 07:20:10 all 23.33 0.00 0.92 0.08 0.08 75.60 07:20:10 0 22.90 0.00 0.99 0.08 0.07 75.97 07:20:10 1 23.80 0.00 0.90 0.03 0.08 75.19 07:20:10 2 23.43 0.00 0.96 0.04 0.08 75.50 07:20:10 3 23.21 0.00 0.83 0.15 0.08 75.73 07:30:00 all 26.73 0.00 0.87 0.07 0.08 72.25 07:30:00 0 26.71 0.00 0.87 0.07 0.08 72.26 07:30:00 1 26.10 0.00 0.93 0.04 0.08 72.85 07:30:00 2 27.05 0.00 0.96 0.12 0.08 71.78 07:30:00 3 27.05 0.00 0.74 0.03 0.08 72.10 07:40:10 all 8.42 0.00 0.34 0.02 0.06 91.16 07:40:10 0 8.08 0.00 0.34 0.03 0.06 91.49 07:40:10 1 8.24 0.00 0.38 0.02 0.06 91.30 07:40:10 2 8.53 0.00 0.33 0.02 0.06 91.06 07:40:10 3 8.82 0.00 0.32 0.02 0.06 90.78 07:50:07 all 10.78 0.00 0.45 0.02 0.07 88.68 07:50:07 0 10.61 0.00 0.48 0.01 0.07 88.83 07:50:07 1 10.97 0.00 0.49 0.05 0.07 88.42 07:50:07 2 10.65 0.00 0.38 0.03 0.07 88.87 07:50:07 3 10.89 0.00 0.44 0.01 0.07 88.60 08:00:10 all 9.89 0.00 0.48 0.03 0.07 89.53 08:00:10 0 9.87 0.00 0.44 0.02 0.07 89.60 08:00:10 1 10.10 0.00 0.47 0.05 0.08 89.30 08:00:10 2 9.46 0.00 0.46 0.02 0.07 89.99 08:00:10 3 10.14 0.00 0.54 0.02 0.07 89.22 08:10:10 all 14.10 0.00 0.60 0.05 0.07 85.19 08:10:10 0 13.56 0.00 0.65 0.03 0.07 85.70 08:10:10 1 14.12 0.00 0.63 0.04 0.07 85.14 08:10:10 2 14.60 0.00 0.52 0.07 0.07 84.74 08:10:10 3 14.11 0.00 0.59 0.05 0.07 85.18 08:20:10 all 8.02 0.00 0.34 0.02 0.06 91.56 08:20:10 0 8.29 0.00 0.32 0.01 0.07 91.32 08:20:10 1 8.10 0.00 0.30 0.02 0.07 91.51 08:20:10 2 7.61 0.00 0.44 0.02 0.06 91.86 08:20:10 3 8.06 0.00 0.31 0.04 0.06 91.53 Average: all 23.42 0.00 0.94 0.09 0.08 75.47 Average: 0 23.09 0.00 0.93 0.07 0.08 75.83 Average: 1 23.56 0.00 0.97 0.10 0.08 75.29 Average: 2 23.65 0.00 0.98 0.08 0.08 75.22 Average: 3 23.39 0.00 0.88 0.11 0.08 75.54