---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32124 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: 5600.00 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 717 10860 3 4411 14929 Swap: 1023 11 1012 ---> 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:db:04:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78900sec preferred_lft 78900sec inet6 fe80::f816:3eff:fedb:43c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:c3:50:c4:67:fe 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::bcc3:50ff:fec4:67fe/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-32124) 07/01/26 _x86_64_ (4 CPU) 13:15:10 LINUX RESTART (4 CPU) 13:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:04 97.71 22.39 71.93 3.40 351.05 14951.39 4967.80 13:40:11 27.37 2.35 23.88 1.14 31.42 604.17 1250.09 13:50:01 10.16 1.02 8.70 0.44 20.74 267.16 717.58 14:00:10 11.23 0.04 10.71 0.49 1.26 575.43 564.56 14:10:10 15.93 0.05 15.20 0.68 1.21 495.53 274.51 14:20:01 5.11 0.04 4.92 0.15 1.07 134.50 64.33 14:30:11 4.78 0.03 4.59 0.16 0.88 134.25 518.91 14:40:10 22.26 0.08 6.60 15.58 2.41 164.37 211657.60 14:50:01 5.67 0.00 5.47 0.19 0.31 161.19 300.43 15:00:10 10.20 0.02 9.79 0.39 0.45 549.68 807.44 15:10:02 8.55 0.08 8.11 0.36 1.66 310.11 623.95 15:20:03 9.99 3.01 6.23 0.75 216.46 1491.12 138.08 Average: 19.13 2.43 14.72 1.98 52.53 1658.63 18488.83 13:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:04 3125832 7270328 8658804 52.88 267056 3806760 9515944 54.62 2227324 10364532 704 13:40:11 3100248 6275240 9660280 59.00 270076 2914956 10879608 62.45 2263944 10447668 588 13:50:01 2629168 5826476 10108200 61.74 271196 2935964 10855848 62.31 2275316 10915288 500 14:00:10 8218764 11531156 4407556 26.92 275904 3046332 5239276 30.07 2312556 5303748 64 14:10:10 8010852 11397820 4541140 27.74 278280 3118536 5320036 30.54 2319760 5507608 264 14:20:01 7836240 11239924 4698796 28.70 278976 3134564 5420888 31.12 2321192 5672596 348 14:30:11 7846256 11269156 4669436 28.52 279400 3153344 5354892 30.74 2322408 5669912 452 14:40:10 6326748 9776660 6161076 37.63 281808 3177948 6915116 39.69 2331164 7171860 52 14:50:01 6190700 9662848 6274820 38.32 282432 3199560 6958460 39.94 2334608 7311020 292 15:00:10 7757440 11353320 4585296 28.01 286444 3318736 5358344 30.76 2343184 5725244 316 15:10:02 6948692 10597408 5340816 32.62 287548 3370444 6117600 35.11 2363504 6523892 724 15:20:03 11149504 15280480 660376 4.03 289676 3841936 1324104 7.60 2438816 2239372 12768 Average: 6595037 10123401 5813883 35.51 279066 3251590 6605010 37.91 2321148 6904395 1423 13:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:04 lo 15.05 15.05 16.02 16.02 0.00 0.00 0.00 0.00 13:30:04 ens3 40.40 28.85 660.24 3.23 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:11 lo 40.37 40.37 17.82 17.82 0.00 0.00 0.00 0.00 13:40:11 ens3 1.91 1.49 0.38 0.30 0.00 0.00 0.00 0.00 13:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 27.50 27.50 12.26 12.26 0.00 0.00 0.00 0.00 13:50:01 ens3 0.90 0.70 0.17 1.09 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:10 lo 11.38 11.38 5.28 5.28 0.00 0.00 0.00 0.00 14:00:10 ens3 1.07 0.71 0.32 0.23 0.00 0.00 0.00 0.00 14:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:10 lo 11.06 11.06 6.41 6.41 0.00 0.00 0.00 0.00 14:10:10 ens3 0.81 0.64 0.17 0.14 0.00 0.00 0.00 0.00 14:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 19.94 19.94 9.44 9.44 0.00 0.00 0.00 0.00 14:20:01 ens3 0.72 0.56 0.17 0.13 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:11 lo 21.97 21.97 7.46 7.46 0.00 0.00 0.00 0.00 14:30:11 ens3 0.40 0.32 0.09 0.06 0.00 0.00 0.00 0.00 14:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:10 lo 19.31 19.31 9.35 9.35 0.00 0.00 0.00 0.00 14:40:10 ens3 0.75 0.54 0.19 0.14 0.00 0.00 0.00 0.00 14:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 13.76 13.76 8.66 8.66 0.00 0.00 0.00 0.00 14:50:01 ens3 0.58 0.48 0.12 0.10 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:10 lo 11.79 11.79 6.95 6.95 0.00 0.00 0.00 0.00 15:00:10 ens3 0.79 0.65 0.24 0.19 0.00 0.00 0.00 0.00 15:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:02 lo 24.19 24.19 10.55 10.55 0.00 0.00 0.00 0.00 15:10:02 ens3 1.23 0.81 0.32 0.23 0.00 0.00 0.00 0.00 15:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:03 lo 16.67 16.67 5.89 5.89 0.00 0.00 0.00 0.00 15:20:03 ens3 2.66 2.32 1.70 1.05 0.00 0.00 0.00 0.00 15:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.41 19.41 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 4.36 3.18 55.53 0.57 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-32124) 07/01/26 _x86_64_ (4 CPU) 13:15:10 LINUX RESTART (4 CPU) 13:20:02 CPU %user %nice %system %iowait %steal %idle 13:30:04 all 47.67 0.00 1.86 0.86 0.09 49.52 13:30:04 0 47.20 0.00 1.79 1.01 0.09 49.91 13:30:04 1 46.54 0.00 1.73 0.93 0.09 50.71 13:30:04 2 48.84 0.00 2.02 0.80 0.10 48.25 13:30:04 3 48.10 0.00 1.92 0.69 0.09 49.20 13:40:11 all 48.42 0.00 1.80 0.13 0.10 49.55 13:40:11 0 48.59 0.00 1.81 0.07 0.10 49.42 13:40:11 1 48.26 0.00 1.85 0.04 0.11 49.74 13:40:11 2 48.16 0.00 1.72 0.17 0.11 49.85 13:40:11 3 48.65 0.00 1.81 0.26 0.10 49.18 13:50:01 all 19.54 0.00 0.92 0.38 0.09 79.07 13:50:01 0 19.95 0.00 1.01 0.07 0.09 78.88 13:50:01 1 19.30 0.00 0.93 0.65 0.09 79.03 13:50:01 2 19.73 0.00 0.98 0.35 0.09 78.85 13:50:01 3 19.17 0.00 0.78 0.44 0.09 79.52 14:00:10 all 16.77 0.00 0.79 0.07 0.08 82.29 14:00:10 0 16.66 0.00 0.78 0.04 0.08 82.44 14:00:10 1 17.41 0.00 0.90 0.10 0.08 81.51 14:00:10 2 17.05 0.00 0.79 0.00 0.08 82.08 14:00:10 3 15.95 0.00 0.70 0.13 0.07 83.15 14:10:10 all 25.37 0.00 0.81 0.05 0.08 73.69 14:10:10 0 24.43 0.00 0.82 0.04 0.08 74.62 14:10:10 1 25.45 0.00 0.89 0.04 0.08 73.55 14:10:10 2 26.29 0.00 0.92 0.09 0.08 72.61 14:10:10 3 25.31 0.00 0.59 0.04 0.08 73.99 14:20:01 all 9.12 0.00 0.38 0.02 0.07 90.41 14:20:01 0 9.10 0.00 0.31 0.01 0.06 90.52 14:20:01 1 9.55 0.00 0.47 0.01 0.06 89.90 14:20:01 2 8.96 0.00 0.42 0.05 0.07 90.50 14:20:01 3 8.88 0.00 0.33 0.01 0.07 90.71 14:30:11 all 7.93 0.00 0.34 0.02 0.06 91.64 14:30:11 0 8.02 0.00 0.29 0.04 0.05 91.60 14:30:11 1 7.47 0.00 0.35 0.02 0.07 92.10 14:30:11 2 8.34 0.00 0.36 0.02 0.06 91.22 14:30:11 3 7.91 0.00 0.36 0.02 0.06 91.64 14:40:10 all 9.97 0.00 0.41 0.04 0.07 89.51 14:40:10 0 9.89 0.00 0.37 0.01 0.08 89.66 14:40:10 1 10.04 0.00 0.41 0.09 0.07 89.39 14:40:10 2 9.95 0.00 0.43 0.04 0.07 89.52 14:40:10 3 9.98 0.00 0.42 0.04 0.07 89.49 14:50:01 all 9.86 0.00 0.37 0.02 0.07 89.68 14:50:01 0 9.66 0.00 0.35 0.04 0.07 89.87 14:50:01 1 9.86 0.00 0.40 0.01 0.07 89.67 14:50:01 2 10.18 0.00 0.33 0.01 0.07 89.40 14:50:01 3 9.73 0.00 0.39 0.04 0.07 89.77 15:00:10 all 13.04 0.00 0.50 1.65 0.07 84.73 15:00:10 0 12.76 0.00 0.45 4.80 0.07 81.93 15:00:10 1 13.22 0.00 0.51 0.06 0.08 86.14 15:00:10 2 13.61 0.00 0.62 0.01 0.08 85.68 15:00:10 3 12.56 0.00 0.44 1.74 0.07 85.18 15:10:02 all 16.14 0.00 0.72 0.04 0.08 83.02 15:10:02 0 16.49 0.00 0.63 0.02 0.07 82.80 15:10:02 1 16.40 0.00 0.79 0.06 0.08 82.68 15:10:02 2 16.57 0.00 0.77 0.04 0.11 82.50 15:10:02 3 15.09 0.00 0.68 0.04 0.07 84.11 15:10:02 CPU %user %nice %system %iowait %steal %idle 15:20:03 all 4.00 0.00 0.47 0.31 0.05 95.16 15:20:03 0 4.44 0.00 0.47 0.50 0.05 94.55 15:20:03 1 4.40 0.00 0.53 0.40 0.06 94.62 15:20:03 2 2.92 0.00 0.45 0.14 0.06 96.43 15:20:03 3 4.26 0.00 0.41 0.22 0.05 95.06 Average: all 19.02 0.00 0.78 0.30 0.08 79.82 Average: 0 18.96 0.00 0.76 0.56 0.07 79.64 Average: 1 19.03 0.00 0.81 0.20 0.08 79.88 Average: 2 19.25 0.00 0.82 0.14 0.08 79.70 Average: 3 18.84 0.00 0.74 0.31 0.07 80.04