---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19429 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 701 10809 4 4477 14945 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:ce:28:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79336sec preferred_lft 79336sec inet6 fe80::f816:3eff:fece:2808/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:ee:c3:c3:cf:35 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::30ee:c3ff:fec3:cf35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-19429) 03/23/26 _x86_64_ (4 CPU) 19:44:11 LINUX RESTART (4 CPU) 19:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:01 111.14 24.22 68.12 18.80 373.85 10245.32 215163.30 20:10:01 16.05 0.19 15.04 0.83 8.44 400.83 2265.36 20:20:12 8.30 0.11 7.79 0.40 6.40 252.31 1138.96 20:30:18 15.43 0.02 14.76 0.66 0.66 683.13 858.00 20:40:00 14.17 0.01 13.52 0.65 0.65 445.56 370.84 20:50:00 4.98 0.00 4.82 0.16 0.16 137.02 75.18 21:00:19 4.28 0.01 4.11 0.17 1.02 128.48 88.17 21:10:32 4.82 0.00 4.64 0.17 0.48 149.87 186.41 21:20:20 4.35 0.00 4.21 0.14 0.14 146.04 153.74 21:30:08 8.51 0.04 8.15 0.32 4.12 568.76 241.23 21:40:03 5.45 0.02 5.17 0.26 0.87 179.92 179.44 Average: 17.93 2.24 13.65 2.05 36.07 1211.37 20064.58 19:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:01 4109968 7420116 8512896 51.99 270624 3020932 10788644 61.93 2204328 9477764 880 20:10:01 3581716 6870316 9062444 55.35 273516 2997196 9914572 56.91 2234788 9968848 216 20:20:12 6354636 9668776 6265332 38.27 274692 3021552 7085224 40.67 2243288 7192588 324 20:30:18 10203292 13643884 2293748 14.01 279572 3143092 3073896 17.64 2281688 3331544 268 20:40:00 8029240 11532820 4403528 26.89 281576 3204072 5205440 29.88 2286488 5500164 176 20:50:00 7808424 11329840 4606332 28.13 282124 3221364 5353852 30.73 2287672 5718684 316 21:00:19 6894100 10434496 5501332 33.60 282584 3239880 6491908 37.26 2289444 6628096 472 21:10:32 6417424 9980240 5955108 36.37 283316 3261568 6730288 38.63 2292972 7078620 336 21:20:20 7859768 11445036 4491276 27.43 283844 3283492 5237464 30.06 2294924 5657828 480 21:30:08 8028144 11742048 4194564 25.62 287692 3404080 5184628 29.76 2308160 5475384 472 21:40:03 6756928 10499056 5436380 33.20 288448 3431416 6116104 35.11 2320216 6725792 296 Average: 6913058 10415148 5520267 33.72 280726 3202604 6471093 37.14 2276724 6614119 385 19:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:01 lo 22.27 22.27 17.61 17.61 0.00 0.00 0.00 0.00 20:00:01 ens3 2.23 1.89 0.68 0.57 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 47.64 47.64 20.62 20.62 0.00 0.00 0.00 0.00 20:10:01 ens3 2.31 1.43 0.45 0.98 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:12 lo 18.01 18.01 8.63 8.63 0.00 0.00 0.00 0.00 20:20:12 ens3 0.80 0.67 0.14 0.39 0.00 0.00 0.00 0.00 20:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:18 lo 7.41 7.41 3.97 3.97 0.00 0.00 0.00 0.00 20:30:18 ens3 1.07 0.73 0.26 0.20 0.00 0.00 0.00 0.00 20:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 19.86 19.86 10.39 10.39 0.00 0.00 0.00 0.00 20:40:00 ens3 1.29 0.75 0.29 0.19 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 21.91 21.91 8.83 8.83 0.00 0.00 0.00 0.00 20:50:00 ens3 0.73 0.50 0.14 0.10 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:19 lo 12.82 12.82 5.45 5.45 0.00 0.00 0.00 0.00 21:00:19 ens3 0.40 0.20 0.09 0.05 0.00 0.00 0.00 0.00 21:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:32 lo 22.10 22.10 10.99 10.99 0.00 0.00 0.00 0.00 21:10:32 ens3 0.96 0.58 0.22 0.16 0.00 0.00 0.00 0.00 21:10:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:20 lo 15.43 15.43 8.75 8.75 0.00 0.00 0.00 0.00 21:20:20 ens3 0.77 0.59 0.17 0.13 0.00 0.00 0.00 0.00 21:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:08 lo 7.43 7.43 4.32 4.32 0.00 0.00 0.00 0.00 21:30:08 ens3 0.66 0.52 0.18 0.14 0.00 0.00 0.00 0.00 21:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:03 lo 29.99 29.99 12.51 12.51 0.00 0.00 0.00 0.00 21:40:03 ens3 0.88 0.65 0.20 0.15 0.00 0.00 0.00 0.00 21:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.44 20.44 10.18 10.18 0.00 0.00 0.00 0.00 Average: ens3 1.10 0.77 0.25 0.28 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-19429) 03/23/26 _x86_64_ (4 CPU) 19:44:11 LINUX RESTART (4 CPU) 19:50:01 CPU %user %nice %system %iowait %steal %idle 20:00:01 all 58.08 0.00 2.17 0.17 0.10 39.47 20:00:01 0 58.54 0.00 2.13 0.21 0.10 39.02 20:00:01 1 56.70 0.00 2.35 0.15 0.10 40.70 20:00:01 2 58.63 0.00 2.13 0.21 0.10 38.93 20:00:01 3 58.45 0.00 2.09 0.11 0.10 39.25 20:10:01 all 33.41 0.00 1.22 0.08 0.13 65.17 20:10:01 0 32.85 0.00 1.22 0.21 0.12 65.60 20:10:01 1 33.20 0.00 1.36 0.05 0.13 65.27 20:10:01 2 34.08 0.00 1.15 0.01 0.13 64.62 20:10:01 3 33.50 0.00 1.14 0.05 0.13 65.18 20:20:12 all 16.35 0.00 0.70 0.04 0.10 82.81 20:20:12 0 15.91 0.00 0.74 0.05 0.10 83.20 20:20:12 1 16.10 0.00 0.75 0.01 0.10 83.05 20:20:12 2 16.51 0.00 0.69 0.03 0.10 82.67 20:20:12 3 16.90 0.00 0.64 0.07 0.10 82.30 20:30:18 all 20.41 0.00 0.71 0.06 0.09 78.73 20:30:18 0 20.35 0.00 0.79 0.10 0.09 78.67 20:30:18 1 20.46 0.00 0.74 0.01 0.08 78.71 20:30:18 2 20.04 0.00 0.68 0.04 0.10 79.14 20:30:18 3 20.80 0.00 0.65 0.06 0.09 78.39 20:40:00 all 25.21 0.00 0.81 0.05 0.10 73.82 20:40:00 0 24.50 0.00 0.78 0.10 0.09 74.53 20:40:00 1 25.57 0.00 0.90 0.01 0.11 73.41 20:40:00 2 25.43 0.00 0.73 0.06 0.11 73.67 20:40:00 3 25.36 0.00 0.84 0.02 0.11 73.68 20:50:00 all 8.22 0.00 0.34 0.03 0.09 91.33 20:50:00 0 8.24 0.00 0.33 0.07 0.08 91.29 20:50:00 1 8.37 0.00 0.30 0.01 0.09 91.23 20:50:00 2 8.48 0.00 0.36 0.01 0.09 91.06 20:50:00 3 7.77 0.00 0.35 0.04 0.09 91.75 21:00:19 all 6.93 0.00 0.28 0.02 0.09 92.68 21:00:19 0 6.73 0.00 0.31 0.05 0.08 92.84 21:00:19 1 7.38 0.00 0.29 0.01 0.09 92.23 21:00:19 2 7.15 0.00 0.22 0.00 0.09 92.54 21:00:19 3 6.49 0.00 0.30 0.01 0.09 93.12 21:10:32 all 11.40 0.00 0.54 0.03 0.09 87.95 21:10:32 0 11.29 0.00 0.48 0.01 0.09 88.13 21:10:32 1 11.02 0.00 0.56 0.04 0.10 88.28 21:10:32 2 11.80 0.00 0.57 0.01 0.09 87.53 21:10:32 3 11.47 0.00 0.54 0.04 0.09 87.85 21:20:20 all 7.97 0.00 0.40 0.21 0.09 91.33 21:20:20 0 7.64 0.00 0.38 0.54 0.09 91.35 21:20:20 1 8.46 0.00 0.42 0.12 0.09 90.92 21:20:20 2 7.88 0.00 0.44 0.15 0.09 91.45 21:20:20 3 7.92 0.00 0.35 0.03 0.08 91.62 21:30:08 all 11.03 0.00 0.45 0.04 0.08 88.41 21:30:08 0 11.44 0.00 0.42 0.02 0.07 88.05 21:30:08 1 10.75 0.00 0.43 0.09 0.10 88.63 21:30:08 2 11.15 0.00 0.47 0.01 0.08 88.30 21:30:08 3 10.77 0.00 0.47 0.03 0.08 88.65 21:40:03 all 11.64 0.00 0.37 0.02 0.08 87.88 21:40:03 0 11.60 0.00 0.33 0.05 0.07 87.95 21:40:03 1 11.48 0.00 0.40 0.02 0.09 88.02 21:40:03 2 11.87 0.00 0.37 0.02 0.09 87.65 21:40:03 3 11.63 0.00 0.37 0.01 0.09 87.91 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.13 0.00 0.73 0.07 0.09 79.99 Average: 0 18.99 0.00 0.72 0.13 0.09 80.08 Average: 1 19.01 0.00 0.77 0.05 0.10 80.07 Average: 2 19.34 0.00 0.71 0.05 0.10 79.80 Average: 3 19.16 0.00 0.70 0.04 0.10 80.00