---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8270 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 710 10940 4 4338 14936 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:5b:9f:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78734sec preferred_lft 78734sec inet6 fe80::f816:3eff:fe5b:9f97/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:9c:aa:2b:73:d6 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::709c:aaff:fe2b:73d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8270) 03/23/26 _x86_64_ (4 CPU) 07:11:57 LINUX RESTART (4 CPU) 07:20:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:02 50.52 1.20 47.37 1.94 45.43 25657.47 10186.31 07:40:18 70.06 26.05 41.51 2.50 409.74 5147.66 2404.35 07:50:10 29.38 0.37 12.51 16.49 25.37 337.27 215499.63 08:00:01 7.86 0.03 7.48 0.36 2.08 258.32 606.73 08:10:11 16.12 0.03 15.42 0.67 0.97 718.06 960.27 08:20:11 11.62 0.06 11.06 0.50 2.72 352.93 354.37 08:30:01 6.54 0.01 6.31 0.22 1.25 157.58 245.32 08:40:01 2.77 0.01 2.66 0.10 0.88 101.90 7.34 08:50:13 4.70 0.01 4.53 0.16 0.73 138.89 94.48 09:00:01 6.10 0.00 5.92 0.18 0.31 166.81 64.39 09:10:14 12.54 0.07 11.90 0.57 5.45 685.12 249.49 Average: 19.89 2.60 15.15 2.14 45.93 3017.08 20688.41 07:20:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:02 4407448 15303592 620960 3.79 243384 10435900 1350876 7.75 2155124 9051124 9212 07:40:18 2870284 5974208 9958376 60.82 270772 2856492 11611308 66.65 2312028 10651328 1008 07:50:10 3788504 6926664 9006256 55.01 273216 2888188 9656632 55.43 2354304 9668604 592 08:00:01 6447824 9608984 6325908 38.64 274236 2910172 7058668 40.52 2360496 7035232 296 08:10:11 10351056 13639844 2298488 14.04 279528 3032448 3041824 17.46 2410096 3098708 96 08:20:11 8130960 11470876 4466328 27.28 281300 3081812 5251532 30.14 2414524 5312580 268 08:30:01 9448272 12818424 3119432 19.05 281820 3111520 4325748 24.83 2416688 3997352 15148 08:40:01 11895456 15287244 651556 3.98 282204 3132772 1359272 7.80 2418692 1525660 17412 08:50:13 6375964 9770148 6165912 37.66 282680 3134692 6885276 39.52 2419424 7056436 132 09:00:01 6383884 9799364 6136736 37.48 283192 3155476 6867876 39.42 2422732 7045996 244 09:10:14 7801108 11369648 4567104 27.89 287808 3299756 5239136 30.07 2440140 5608668 476 Average: 7081887 11088091 4847005 29.60 276376 3730839 5695286 32.69 2374932 6368335 4080 07:20:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:02 lo 2.00 2.00 2.20 2.20 0.00 0.00 0.00 0.00 07:30:02 ens3 35.88 25.13 662.85 2.82 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:18 lo 25.65 25.65 17.41 17.41 0.00 0.00 0.00 0.00 07:40:18 ens3 2.02 1.85 0.61 0.52 0.00 0.00 0.00 0.00 07:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:10 lo 48.50 48.50 20.14 20.14 0.00 0.00 0.00 0.00 07:50:10 ens3 2.64 1.67 0.58 1.12 0.00 0.00 0.00 0.00 07:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 10.90 10.90 6.42 6.42 0.00 0.00 0.00 0.00 08:00:01 ens3 1.06 0.49 0.24 0.59 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:11 lo 9.12 9.12 4.56 4.56 0.00 0.00 0.00 0.00 08:10:11 ens3 0.92 0.70 0.22 0.18 0.00 0.00 0.00 0.00 08:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:11 lo 15.82 15.82 7.50 7.50 0.00 0.00 0.00 0.00 08:20:11 ens3 1.21 0.56 0.21 0.13 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 08:30:01 lo 14.09 14.09 7.51 7.51 0.00 0.00 0.00 0.00 08:30:01 ens3 1.07 0.56 0.22 0.14 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 24.31 24.31 8.20 8.20 0.00 0.00 0.00 0.00 08:40:01 ens3 0.66 0.33 0.15 0.10 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:13 lo 16.46 16.46 8.37 8.37 0.00 0.00 0.00 0.00 08:50:13 ens3 0.88 0.50 0.20 0.14 0.00 0.00 0.00 0.00 08:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 14.63 14.63 9.20 9.20 0.00 0.00 0.00 0.00 09:00:01 ens3 0.72 0.49 0.16 0.12 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:14 lo 19.91 19.91 10.74 10.74 0.00 0.00 0.00 0.00 09:10:14 ens3 1.03 0.84 0.25 0.20 0.00 0.00 0.00 0.00 09:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.34 18.34 9.32 9.32 0.00 0.00 0.00 0.00 Average: ens3 4.29 2.95 58.88 0.54 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-8270) 03/23/26 _x86_64_ (4 CPU) 07:11:57 LINUX RESTART (4 CPU) 07:20:18 CPU %user %nice %system %iowait %steal %idle 07:30:02 all 23.40 0.00 1.24 31.36 0.08 43.92 07:30:02 0 22.72 0.00 1.22 27.90 0.08 48.07 07:30:02 1 24.59 0.00 1.31 31.21 0.08 42.81 07:30:02 2 23.19 0.00 1.20 30.52 0.08 45.01 07:30:02 3 23.10 0.00 1.24 35.79 0.08 39.80 07:40:18 all 62.14 0.00 2.50 0.70 0.25 34.40 07:40:18 0 62.78 0.00 2.74 0.67 0.44 33.37 07:40:18 1 60.82 0.00 2.54 0.41 0.17 36.05 07:40:18 2 62.75 0.00 2.41 0.91 0.23 33.69 07:40:18 3 62.22 0.00 2.31 0.82 0.16 34.49 07:50:10 all 29.82 0.00 1.31 0.08 0.10 68.69 07:50:10 0 29.63 0.00 1.31 0.09 0.10 68.88 07:50:10 1 29.88 0.00 1.37 0.09 0.10 68.56 07:50:10 2 30.45 0.00 1.32 0.11 0.10 68.01 07:50:10 3 29.31 0.00 1.24 0.03 0.09 69.33 08:00:01 all 16.73 0.00 0.77 0.20 0.07 82.24 08:00:01 0 16.55 0.00 0.68 0.40 0.07 82.30 08:00:01 1 17.02 0.00 0.87 0.08 0.07 81.96 08:00:01 2 16.39 0.00 0.72 0.11 0.07 82.72 08:00:01 3 16.95 0.00 0.82 0.20 0.07 81.97 08:10:11 all 22.56 0.00 0.89 0.07 0.07 76.41 08:10:11 0 21.21 0.00 0.84 0.08 0.07 77.80 08:10:11 1 22.83 0.00 0.89 0.08 0.08 76.13 08:10:11 2 22.57 0.00 0.95 0.03 0.08 76.37 08:10:11 3 23.63 0.00 0.87 0.08 0.07 75.34 08:20:11 all 19.97 0.00 0.71 0.04 0.07 79.21 08:20:11 0 19.64 0.00 0.83 0.04 0.07 79.42 08:20:11 1 20.13 0.00 0.75 0.07 0.07 78.98 08:20:11 2 20.26 0.00 0.65 0.04 0.07 78.98 08:20:11 3 19.85 0.00 0.60 0.02 0.07 79.47 08:30:01 all 11.52 0.00 0.54 0.02 0.05 87.87 08:30:01 0 11.53 0.00 0.49 0.02 0.05 87.92 08:30:01 1 11.91 0.00 0.54 0.02 0.06 87.47 08:30:01 2 11.66 0.00 0.56 0.02 0.05 87.71 08:30:01 3 10.97 0.00 0.56 0.04 0.05 88.38 08:40:01 all 5.00 0.00 0.34 0.02 0.05 94.59 08:40:01 0 4.90 0.00 0.28 0.04 0.05 94.73 08:40:01 1 4.96 0.00 0.33 0.01 0.05 94.65 08:40:01 2 4.92 0.00 0.43 0.02 0.05 94.59 08:40:01 3 5.23 0.00 0.33 0.01 0.05 94.39 08:50:13 all 9.74 0.00 0.52 0.02 0.06 89.66 08:50:13 0 9.14 0.00 0.48 0.06 0.05 90.27 08:50:13 1 9.83 0.00 0.57 0.01 0.06 89.54 08:50:13 2 10.11 0.00 0.56 0.00 0.06 89.28 08:50:13 3 9.90 0.00 0.46 0.02 0.05 89.57 09:00:01 all 9.90 0.00 0.52 0.03 0.05 89.50 09:00:01 0 9.63 0.00 0.51 0.02 0.05 89.80 09:00:01 1 9.69 0.00 0.52 0.06 0.06 89.66 09:00:01 2 10.25 0.00 0.46 0.00 0.06 89.22 09:00:01 3 10.04 0.00 0.57 0.03 0.05 89.32 09:10:14 all 19.16 0.00 0.70 0.05 0.07 80.03 09:10:14 0 19.19 0.00 0.66 0.06 0.06 80.02 09:10:14 1 18.96 0.00 0.76 0.09 0.07 80.12 09:10:14 2 19.76 0.00 0.68 0.02 0.07 79.48 09:10:14 3 18.71 0.00 0.72 0.02 0.06 80.48 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.99 0.00 0.91 2.88 0.08 75.13 Average: 0 20.72 0.00 0.91 2.60 0.10 75.67 Average: 1 21.05 0.00 0.95 2.84 0.08 75.08 Average: 2 21.20 0.00 0.91 2.81 0.08 75.01 Average: 3 20.99 0.00 0.89 3.28 0.07 74.77