---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33655 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 726 8291 3 6971 14920 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:7e:8c:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79196sec preferred_lft 79196sec inet6 fe80::f816:3eff:fe7e:8c11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:9d:68:ad:fe:7e 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::209d:68ff:fead:fe7e/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-33655) 07/07/26 _x86_64_ (4 CPU) 07:15:55 LINUX RESTART (4 CPU) 07:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:00 78.81 2.85 72.28 3.68 530.64 30310.71 9476.09 07:40:01 13.07 0.94 11.58 0.55 10.27 282.28 428.93 07:50:11 10.58 0.00 10.10 0.48 0.04 301.72 482.18 08:00:11 7.34 0.76 6.07 0.51 9.60 234.97 580.11 08:10:02 80.24 37.73 40.50 2.01 302.09 3320.64 2649.05 08:20:11 14.37 0.00 13.71 0.66 0.30 395.48 613.99 08:30:02 5.04 0.00 4.86 0.18 0.00 143.92 71.89 08:40:02 20.12 0.06 4.27 15.78 1.39 143.83 210630.74 08:50:11 5.05 0.00 4.86 0.19 0.29 148.86 106.68 09:00:10 5.89 0.00 5.63 0.25 0.03 196.50 77.26 09:10:11 8.02 0.00 7.73 0.29 0.00 529.66 356.58 Average: 22.48 3.79 16.46 2.23 77.10 3262.75 20469.98 07:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:00 159400 5743020 10184648 62.20 245912 5203944 11708996 67.21 2193652 13320560 316 07:40:01 2008920 7177684 8751092 53.45 247032 4800184 9482080 54.43 2213688 11471664 584 07:50:11 7659536 12854480 3078648 18.80 248684 4824720 4792484 27.51 2233428 5822656 6416 08:00:11 9929764 15307792 625168 3.82 256016 4990276 1401640 8.05 2258936 3519432 158464 08:10:02 5824148 11839928 4090180 24.98 272632 5599324 4780148 27.44 2558084 7288712 544 08:20:11 5302072 11367648 4561436 27.86 274648 5646900 5297040 30.40 2576612 7797552 176 08:30:02 5159776 11244664 4685452 28.62 275000 5665792 5411572 31.06 2577612 7921520 588 08:40:02 3726084 9837932 6091304 37.20 277272 5690436 6809956 39.09 2585972 9363980 224 08:50:11 3848140 9982232 5947212 36.32 277980 5711936 6761368 38.81 2589524 9240596 140 09:00:10 9039880 15301108 630580 3.85 281516 5829960 1385992 7.96 2596304 4037376 95284 09:10:11 7503348 13793260 2137400 13.05 282648 5857392 2848972 16.35 2605772 5544956 268 Average: 5469188 11313613 4616647 28.20 267213 5438260 5516386 31.66 2453599 7757182 23909 07:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:00 lo 9.50 9.50 7.66 7.66 0.00 0.00 0.00 0.00 07:30:00 ens3 70.77 49.55 1131.57 5.31 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 07:40:01 lo 22.66 22.66 10.99 10.99 0.00 0.00 0.00 0.00 07:40:01 ens3 1.01 0.88 0.21 0.18 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:11 lo 27.80 27.80 10.25 10.25 0.00 0.00 0.00 0.00 07:50:11 ens3 0.88 0.67 0.17 0.13 0.00 0.00 0.00 0.00 07:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 11.88 11.88 6.90 6.90 0.00 0.00 0.00 0.00 08:00:11 ens3 1.18 0.72 0.42 0.31 0.00 0.00 0.00 0.00 08:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 23.19 23.19 18.09 18.09 0.00 0.00 0.00 0.00 08:10:02 ens3 2.13 1.84 0.58 1.17 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 08:20:11 lo 27.79 27.79 13.75 13.75 0.00 0.00 0.00 0.00 08:20:11 ens3 1.22 1.30 0.27 0.81 0.00 0.00 0.00 0.00 08:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:02 lo 23.76 23.76 8.88 8.88 0.00 0.00 0.00 0.00 08:30:02 ens3 0.68 0.58 0.12 0.10 0.00 0.00 0.00 0.00 08:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 lo 21.84 21.84 9.70 9.70 0.00 0.00 0.00 0.00 08:40:02 ens3 1.34 0.54 0.21 0.13 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 08:50:11 lo 10.94 10.94 6.16 6.16 0.00 0.00 0.00 0.00 08:50:11 ens3 0.49 0.35 0.09 0.07 0.00 0.00 0.00 0.00 08:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:10 lo 15.20 15.20 8.43 8.43 0.00 0.00 0.00 0.00 09:00:10 ens3 0.77 0.68 0.23 0.20 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:11 lo 23.34 23.34 10.94 10.94 0.00 0.00 0.00 0.00 09:10:11 ens3 0.79 0.70 0.19 0.14 0.00 0.00 0.00 0.00 09:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.81 19.81 10.15 10.15 0.00 0.00 0.00 0.00 Average: ens3 7.37 5.24 102.86 0.78 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-33655) 07/07/26 _x86_64_ (4 CPU) 07:15:55 LINUX RESTART (4 CPU) 07:20:00 CPU %user %nice %system %iowait %steal %idle 07:30:00 all 47.64 0.00 2.27 2.14 0.13 47.82 07:30:00 0 45.19 0.00 2.28 2.73 0.13 49.67 07:30:00 1 49.93 0.00 2.17 0.97 0.13 46.81 07:30:00 2 47.65 0.00 2.34 1.83 0.13 48.05 07:30:00 3 47.78 0.00 2.30 3.02 0.15 46.76 07:40:01 all 29.18 0.00 1.16 1.25 0.49 67.93 07:40:01 0 29.02 0.00 1.19 1.55 0.40 67.83 07:40:01 1 29.29 0.00 1.26 1.47 0.62 67.35 07:40:01 2 29.22 0.00 1.06 0.42 0.59 68.71 07:40:01 3 29.19 0.00 1.11 1.54 0.34 67.82 07:50:11 all 21.36 0.00 1.00 0.04 0.11 77.49 07:50:11 0 20.87 0.00 0.90 0.03 0.12 78.09 07:50:11 1 21.34 0.00 1.00 0.09 0.10 77.46 07:50:11 2 21.74 0.00 1.15 0.02 0.11 76.98 07:50:11 3 21.47 0.00 0.96 0.02 0.10 77.45 08:00:11 all 15.75 0.00 0.66 0.19 0.09 83.31 08:00:11 0 15.16 0.00 0.70 0.31 0.07 83.76 08:00:11 1 16.53 0.00 0.85 0.30 0.09 82.23 08:00:11 2 15.69 0.00 0.57 0.10 0.13 83.51 08:00:11 3 15.61 0.00 0.53 0.06 0.08 83.73 08:10:02 all 61.73 0.00 2.00 0.43 0.25 35.59 08:10:02 0 61.74 0.00 1.95 0.29 0.24 35.79 08:10:02 1 60.99 0.00 2.03 0.24 0.24 36.50 08:10:02 2 62.17 0.00 2.03 0.20 0.27 35.34 08:10:02 3 62.04 0.00 1.99 0.98 0.27 34.72 08:20:11 all 28.98 0.00 1.13 0.05 0.10 69.74 08:20:11 0 28.75 0.00 1.13 0.04 0.10 69.99 08:20:11 1 28.55 0.00 1.15 0.02 0.10 70.17 08:20:11 2 29.61 0.00 1.19 0.03 0.10 69.07 08:20:11 3 29.00 0.00 1.03 0.12 0.10 69.75 08:30:02 all 9.22 0.00 0.53 0.03 0.07 90.16 08:30:02 0 9.11 0.00 0.52 0.05 0.06 90.25 08:30:02 1 9.34 0.00 0.57 0.03 0.06 90.00 08:30:02 2 9.40 0.00 0.54 0.01 0.08 89.97 08:30:02 3 9.02 0.00 0.47 0.02 0.06 90.43 08:40:02 all 11.07 0.00 0.52 0.48 0.22 87.71 08:40:02 0 11.00 0.00 0.53 0.20 0.13 88.14 08:40:02 1 11.01 0.00 0.56 0.33 0.26 87.84 08:40:02 2 10.80 0.00 0.51 0.51 0.31 87.87 08:40:02 3 11.47 0.00 0.49 0.89 0.16 86.99 08:50:11 all 10.21 0.00 0.56 0.23 0.07 88.93 08:50:11 0 9.34 0.00 0.53 0.11 0.07 89.96 08:50:11 1 10.70 0.00 0.62 0.10 0.08 88.50 08:50:11 2 10.46 0.00 0.60 0.02 0.07 88.85 08:50:11 3 10.35 0.00 0.48 0.67 0.07 88.43 09:00:10 all 9.55 0.00 0.66 0.05 0.06 89.69 09:00:10 0 8.58 0.00 0.54 0.12 0.06 90.71 09:00:10 1 10.47 0.00 0.78 0.04 0.06 88.65 09:00:10 2 9.68 0.00 0.67 0.01 0.06 89.59 09:00:10 3 9.46 0.00 0.64 0.03 0.05 89.82 09:10:11 all 16.10 0.00 0.54 1.39 0.12 81.85 09:10:11 0 16.03 0.00 0.59 0.95 0.13 82.29 09:10:11 1 16.35 0.00 0.44 0.90 0.08 82.23 09:10:11 2 16.38 0.00 0.49 1.34 0.13 81.65 09:10:11 3 15.66 0.00 0.64 2.35 0.12 81.22 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.64 0.00 1.00 0.57 0.15 74.64 Average: 0 23.11 0.00 0.98 0.58 0.14 75.19 Average: 1 23.97 0.00 1.04 0.41 0.17 74.42 Average: 2 23.82 0.00 1.01 0.41 0.18 74.58 Average: 3 23.67 0.00 0.97 0.88 0.14 74.35