---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8286 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: 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 701 10977 3 4310 14945 Swap: 1023 3 1020 ---> 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:a7:0e:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78984sec preferred_lft 78984sec inet6 fe80::f816:3eff:fea7:e7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:b0:90:81:b3:b8 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::48b0:90ff:fe81:b3b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8286) 03/23/26 _x86_64_ (4 CPU) 07:12:26 LINUX RESTART (4 CPU) 07:20:36 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:19 57.31 1.22 53.33 2.75 45.33 24649.23 9974.37 07:40:29 70.40 23.55 44.20 2.65 362.95 5067.86 2701.37 07:50:26 10.29 0.28 9.56 0.45 19.38 255.10 194.13 08:00:41 23.73 0.15 7.30 16.28 2.81 259.99 207409.71 08:10:37 15.84 0.13 15.03 0.68 6.51 727.86 1136.77 08:20:34 14.67 0.02 14.06 0.60 1.14 454.45 685.16 08:30:11 5.49 0.02 5.32 0.14 0.54 140.41 94.99 08:40:14 4.93 0.01 4.73 0.19 1.26 152.36 54.88 08:50:42 5.82 0.01 5.63 0.18 0.80 158.67 103.20 09:00:42 6.19 0.03 5.99 0.16 1.68 165.68 97.67 09:10:39 9.94 0.04 9.51 0.39 5.04 588.41 672.59 Average: 20.40 2.35 15.80 2.26 41.08 2908.18 20716.53 07:20:36 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:19 4328632 15246764 676764 4.13 250556 10428476 1472024 8.45 2034704 9228048 227168 07:40:29 2733916 5809232 10122176 61.82 265352 2813988 11234688 64.49 2165820 10891364 104 07:50:26 8044788 11150016 4783804 29.22 266780 2842276 5618960 32.25 2184916 5579296 6080 08:00:41 6514128 9641612 6294336 38.44 269768 2861560 6978356 40.06 2196156 7100640 272 08:10:37 12061128 15328876 610152 3.73 274588 2997020 1343264 7.71 2236120 1546856 11124 08:20:34 8045220 11367120 4569884 27.91 276700 3049064 5292044 30.38 2240528 5552992 240 08:30:11 8211656 11550440 4386608 26.79 277308 3065340 5136796 29.49 2241820 5370980 144 08:40:14 6587040 9947820 5988312 36.57 277756 3086896 6746836 38.73 2244052 6993040 108 08:50:42 6476576 9859612 6076460 37.11 278396 3108512 6792928 38.99 2247524 7104324 52 09:00:42 7826888 11233576 4703408 28.73 279200 3131360 5506184 31.61 2250272 5761612 72 09:10:39 11748396 15308692 629640 3.85 283124 3279600 1343072 7.71 2275800 1799472 24432 Average: 7507124 11494887 4440140 27.12 272684 3696736 5224105 29.99 2210701 6084420 24527 07:20:36 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:19 lo 2.23 2.23 2.32 2.32 0.00 0.00 0.00 0.00 07:30:19 ens3 35.52 25.25 663.35 2.90 0.00 0.00 0.00 0.00 07:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:29 lo 36.87 36.87 22.76 22.76 0.00 0.00 0.00 0.00 07:40:29 ens3 2.08 1.84 0.47 0.40 0.00 0.00 0.00 0.00 07:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:26 lo 37.17 37.17 14.71 14.71 0.00 0.00 0.00 0.00 07:50:26 ens3 2.14 1.10 0.48 1.38 0.00 0.00 0.00 0.00 07:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:41 lo 8.18 8.18 5.27 5.27 0.00 0.00 0.00 0.00 08:00:41 ens3 0.97 0.38 0.22 0.13 0.00 0.00 0.00 0.00 08:00:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:37 lo 11.34 11.34 5.52 5.52 0.00 0.00 0.00 0.00 08:10:37 ens3 0.99 0.77 0.24 0.19 0.00 0.00 0.00 0.00 08:10:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:34 lo 19.91 19.91 10.46 10.46 0.00 0.00 0.00 0.00 08:20:34 ens3 1.36 0.76 0.24 0.15 0.00 0.00 0.00 0.00 08:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:11 lo 13.13 13.13 5.84 5.84 0.00 0.00 0.00 0.00 08:30:11 ens3 0.95 0.50 0.20 0.13 0.00 0.00 0.00 0.00 08:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:14 lo 28.42 28.42 11.50 11.50 0.00 0.00 0.00 0.00 08:40:14 ens3 0.80 0.47 0.18 0.13 0.00 0.00 0.00 0.00 08:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:42 lo 18.85 18.85 10.25 10.25 0.00 0.00 0.00 0.00 08:50:42 ens3 0.94 0.58 0.21 0.15 0.00 0.00 0.00 0.00 08:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:42 lo 11.41 11.41 6.06 6.06 0.00 0.00 0.00 0.00 09:00:42 ens3 0.64 0.41 0.14 0.10 0.00 0.00 0.00 0.00 09:00:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:39 lo 23.36 23.36 10.99 10.99 0.00 0.00 0.00 0.00 09:10:39 ens3 1.04 0.84 0.26 0.21 0.00 0.00 0.00 0.00 09:10:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.24 19.24 9.65 9.65 0.00 0.00 0.00 0.00 Average: ens3 4.22 2.93 58.81 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8286) 03/23/26 _x86_64_ (4 CPU) 07:12:26 LINUX RESTART (4 CPU) 07:20:36 CPU %user %nice %system %iowait %steal %idle 07:30:19 all 26.21 0.00 1.35 24.73 0.10 47.61 07:30:19 0 24.71 0.00 1.21 16.92 0.10 57.07 07:30:19 1 25.90 0.00 1.26 25.06 0.11 47.68 07:30:19 2 27.57 0.00 1.44 26.37 0.10 44.52 07:30:19 3 26.66 0.00 1.49 30.58 0.09 41.18 07:40:29 all 65.56 0.00 2.57 0.66 0.16 31.06 07:40:29 0 65.41 0.00 2.51 0.31 0.17 31.60 07:40:29 1 65.09 0.00 2.51 0.69 0.15 31.56 07:40:29 2 65.56 0.00 2.61 0.77 0.15 30.90 07:40:29 3 66.16 0.00 2.64 0.85 0.15 30.19 07:50:26 all 21.50 0.00 0.90 0.06 0.11 77.44 07:50:26 0 22.16 0.00 0.94 0.04 0.10 76.75 07:50:26 1 21.41 0.00 0.83 0.06 0.10 77.59 07:50:26 2 21.13 0.00 1.03 0.04 0.11 77.70 07:50:26 3 21.30 0.00 0.79 0.09 0.11 77.71 08:00:41 all 15.94 0.00 0.62 0.40 0.08 82.96 08:00:41 0 16.39 0.00 0.60 0.69 0.08 82.23 08:00:41 1 15.60 0.00 0.52 0.65 0.09 83.15 08:00:41 2 15.97 0.00 0.59 0.07 0.08 83.29 08:00:41 3 15.80 0.00 0.75 0.19 0.09 83.18 08:10:37 all 22.91 0.00 0.86 0.06 0.09 76.07 08:10:37 0 22.88 0.00 0.79 0.07 0.09 76.17 08:10:37 1 22.26 0.00 0.89 0.10 0.10 76.65 08:10:37 2 23.99 0.00 0.86 0.05 0.10 75.00 08:10:37 3 22.49 0.00 0.91 0.04 0.09 76.47 08:20:34 all 25.85 0.00 0.86 0.05 0.09 73.14 08:20:34 0 25.76 0.00 0.85 0.08 0.09 73.22 08:20:34 1 26.11 0.00 0.87 0.05 0.09 72.88 08:20:34 2 25.78 0.00 0.78 0.04 0.09 73.30 08:20:34 3 25.75 0.00 0.94 0.04 0.09 73.17 08:30:11 all 7.32 0.00 0.35 0.03 0.07 92.22 08:30:11 0 6.75 0.00 0.33 0.03 0.07 92.83 08:30:11 1 7.59 0.00 0.37 0.02 0.07 91.95 08:30:11 2 7.37 0.00 0.35 0.06 0.07 92.14 08:30:11 3 7.59 0.00 0.35 0.03 0.07 91.97 08:40:14 all 10.57 0.00 0.49 0.02 0.08 88.83 08:40:14 0 10.97 0.00 0.48 0.01 0.08 88.46 08:40:14 1 10.60 0.00 0.52 0.01 0.08 88.78 08:40:14 2 10.48 0.00 0.53 0.02 0.09 88.89 08:40:14 3 10.24 0.00 0.45 0.04 0.08 89.19 08:50:42 all 9.56 0.00 0.49 0.03 0.08 89.84 08:50:42 0 9.64 0.00 0.51 0.02 0.08 89.76 08:50:42 1 9.36 0.00 0.47 0.04 0.08 90.05 08:50:42 2 9.79 0.00 0.48 0.04 0.09 89.61 08:50:42 3 9.44 0.00 0.51 0.01 0.08 89.96 09:00:42 all 7.25 0.00 0.43 0.02 0.08 92.22 09:00:42 0 7.14 0.00 0.39 0.01 0.07 92.39 09:00:42 1 7.51 0.00 0.45 0.03 0.08 91.93 09:00:42 2 6.92 0.00 0.45 0.02 0.08 92.52 09:00:42 3 7.43 0.00 0.44 0.01 0.08 92.05 09:10:39 all 14.28 0.00 0.55 0.05 0.08 85.04 09:10:39 0 13.72 0.00 0.50 0.02 0.08 85.68 09:10:39 1 14.30 0.00 0.60 0.09 0.09 84.92 09:10:39 2 14.33 0.00 0.57 0.05 0.08 84.97 09:10:39 3 14.79 0.00 0.52 0.03 0.09 84.57 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.66 0.00 0.86 2.31 0.09 76.08 Average: 0 20.53 0.00 0.83 1.61 0.09 76.94 Average: 1 20.55 0.00 0.85 2.37 0.10 76.14 Average: 2 20.82 0.00 0.88 2.43 0.09 75.78 Average: 3 20.72 0.00 0.89 2.82 0.09 75.48