---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-58138 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 699 11052 3 4238 14947 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:7f:d7:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78152sec preferred_lft 78152sec inet6 fe80::f816:3eff:fe7f:d722/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:2a:50:2d:48:c0 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::d42a:50ff:fe2d:48c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-58138) 03/31/26 _x86_64_ (4 CPU) 11:04:15 LINUX RESTART (4 CPU) 11:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:04 80.14 3.61 73.55 2.98 145.26 27546.32 13787.27 11:30:04 65.24 23.35 25.59 16.30 312.64 1635.72 211763.00 11:40:04 7.82 0.16 7.24 0.42 11.61 289.71 2000.15 11:50:04 5.11 0.06 4.88 0.18 3.55 126.03 93.49 12:00:01 20.32 0.05 19.32 0.95 1.27 853.70 1627.88 12:10:04 9.78 0.01 9.29 0.47 0.72 282.39 455.42 12:20:04 2.43 0.00 2.40 0.03 0.43 38.87 0.79 12:30:01 5.44 0.03 5.19 0.22 1.55 143.83 67.64 12:40:04 4.48 0.01 4.30 0.17 1.05 134.05 85.69 12:50:04 6.28 0.01 6.09 0.19 0.40 165.92 64.29 13:00:01 9.78 0.03 9.31 0.44 3.76 577.14 113.40 13:10:04 5.10 0.01 4.93 0.16 0.58 156.54 50.93 13:20:04 6.05 0.08 5.77 0.19 6.36 177.57 59.15 Average: 17.54 2.11 13.68 1.75 37.64 2474.23 17704.32 11:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:04 931912 3649044 12285320 75.03 254516 2483208 13352276 76.64 1913000 12965060 312 11:30:04 2808788 5834284 10100904 61.69 267624 2782968 10852380 62.29 2112580 10893328 352 11:40:04 7943400 10992228 4947860 30.22 268712 2805232 5644052 32.40 2126044 5769572 472 11:50:04 6595580 9656592 6282836 38.37 269504 2816624 7051768 40.48 2129620 7125684 244 12:00:01 10402056 13616772 2325120 14.20 275568 2960528 3040800 17.45 2181784 3277044 320 12:10:04 8305856 11559600 4380900 26.76 276844 2998172 5122680 29.40 2184468 5362092 360 12:20:04 8162852 11418288 4521992 27.62 277124 2999592 5189316 29.79 2184952 5485352 284 12:30:01 7966536 11240692 4699600 28.70 277620 3017812 5362712 30.78 2186512 5695488 268 12:40:04 6637388 9930692 6008620 36.70 278204 3036400 6792316 38.99 2188620 7010440 412 12:50:04 6418700 9733176 6206220 37.91 278816 3056940 6945608 39.87 2191936 7228920 368 13:00:01 7897288 11342080 4598056 28.08 283092 3176724 5315572 30.51 2200804 5739664 280 13:10:04 7683804 11153504 4786552 29.23 283740 3200824 5342568 30.67 2209172 5935692 528 13:20:04 7097700 10595676 5343760 32.64 284260 3228472 5922148 33.99 2221536 6507140 256 Average: 6834758 10055587 5883672 35.94 275048 2966423 6610323 37.94 2156233 6845806 343 11:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:04 lo 15.51 15.51 13.06 13.06 0.00 0.00 0.00 0.00 11:20:04 ens3 37.45 27.30 643.72 3.03 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 lo 39.96 39.96 19.01 19.01 0.00 0.00 0.00 0.00 11:30:04 ens3 1.87 1.76 0.42 1.03 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 lo 23.69 23.69 10.02 10.02 0.00 0.00 0.00 0.00 11:40:04 ens3 1.35 0.87 0.25 0.39 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:04 lo 9.74 9.74 4.87 4.87 0.00 0.00 0.00 0.00 11:50:04 ens3 0.61 0.27 0.14 0.08 0.00 0.00 0.00 0.00 11:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 11.87 11.87 6.15 6.15 0.00 0.00 0.00 0.00 12:00:01 ens3 1.21 0.93 0.34 0.27 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:04 lo 14.71 14.71 7.79 7.79 0.00 0.00 0.00 0.00 12:10:04 ens3 1.21 0.72 0.27 0.19 0.00 0.00 0.00 0.00 12:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 lo 10.17 10.17 4.81 4.81 0.00 0.00 0.00 0.00 12:20:04 ens3 0.70 0.45 0.17 0.11 0.00 0.00 0.00 0.00 12:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 24.42 24.42 8.24 8.24 0.00 0.00 0.00 0.00 12:30:01 ens3 0.62 0.34 0.15 0.10 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:04 lo 15.09 15.09 7.75 7.75 0.00 0.00 0.00 0.00 12:40:04 ens3 1.43 0.54 0.33 0.19 0.00 0.00 0.00 0.00 12:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:04 lo 17.79 17.79 10.60 10.60 0.00 0.00 0.00 0.00 12:50:04 ens3 0.83 0.58 0.17 0.13 0.00 0.00 0.00 0.00 12:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 12.90 12.90 7.25 7.25 0.00 0.00 0.00 0.00 13:00:01 ens3 0.89 0.69 0.27 0.22 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:04 lo 16.42 16.42 6.81 6.81 0.00 0.00 0.00 0.00 13:10:04 ens3 0.65 0.49 0.13 0.10 0.00 0.00 0.00 0.00 13:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:04 lo 20.57 20.57 8.02 8.02 0.00 0.00 0.00 0.00 13:20:04 ens3 0.66 0.40 0.20 0.12 0.00 0.00 0.00 0.00 13:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.91 17.91 8.80 8.80 0.00 0.00 0.00 0.00 Average: ens3 3.81 2.72 49.81 0.46 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-58138) 03/31/26 _x86_64_ (4 CPU) 11:04:15 LINUX RESTART (4 CPU) 11:10:03 CPU %user %nice %system %iowait %steal %idle 11:20:04 all 48.66 0.00 2.19 0.20 0.11 48.84 11:20:04 0 50.28 0.00 2.40 0.17 0.12 47.04 11:20:04 1 47.55 0.00 2.28 0.36 0.11 49.70 11:20:04 2 47.95 0.00 1.96 0.12 0.10 49.86 11:20:04 3 48.84 0.00 2.12 0.17 0.12 48.76 11:30:04 all 46.79 0.00 1.97 0.10 0.13 51.02 11:30:04 0 46.71 0.00 1.92 0.16 0.13 51.08 11:30:04 1 47.19 0.00 1.92 0.09 0.13 50.67 11:30:04 2 46.56 0.00 2.09 0.06 0.13 51.16 11:30:04 3 46.68 0.00 1.93 0.11 0.12 51.15 11:40:04 all 17.86 0.00 0.84 0.05 0.59 80.65 11:40:04 0 17.62 0.00 0.80 0.09 0.63 80.87 11:40:04 1 17.94 0.00 0.79 0.02 0.57 80.68 11:40:04 2 18.86 0.00 0.92 0.03 0.53 79.66 11:40:04 3 17.03 0.00 0.87 0.07 0.64 81.38 11:50:04 all 9.33 0.00 0.54 0.02 0.09 90.02 11:50:04 0 9.54 0.00 0.54 0.02 0.08 89.82 11:50:04 1 9.16 0.00 0.57 0.01 0.09 90.17 11:50:04 2 9.82 0.00 0.58 0.01 0.10 89.49 11:50:04 3 8.80 0.00 0.45 0.05 0.09 90.62 12:00:01 all 28.33 0.00 0.97 0.06 0.09 70.54 12:00:01 0 28.20 0.00 1.06 0.06 0.09 70.60 12:00:01 1 29.15 0.00 0.98 0.03 0.09 69.75 12:00:01 2 28.34 0.00 0.88 0.02 0.09 70.67 12:00:01 3 27.65 0.00 0.96 0.14 0.09 71.15 12:10:04 all 17.61 0.00 0.65 0.04 0.08 81.62 12:10:04 0 16.89 0.00 0.70 0.07 0.08 82.26 12:10:04 1 18.13 0.00 0.60 0.02 0.08 81.16 12:10:04 2 17.08 0.00 0.66 0.02 0.07 82.17 12:10:04 3 18.34 0.00 0.65 0.06 0.08 80.87 12:20:04 all 1.93 0.00 0.27 0.01 0.07 97.72 12:20:04 0 1.61 0.00 0.23 0.01 0.06 98.10 12:20:04 1 2.39 0.00 0.33 0.00 0.07 97.21 12:20:04 2 1.95 0.00 0.29 0.00 0.07 97.69 12:20:04 3 1.75 0.00 0.25 0.03 0.07 97.90 12:30:01 all 8.53 0.00 0.52 0.02 0.07 90.85 12:30:01 0 8.27 0.00 0.46 0.05 0.06 91.16 12:30:01 1 8.78 0.00 0.55 0.03 0.08 90.56 12:30:01 2 8.52 0.00 0.53 0.01 0.08 90.87 12:30:01 3 8.57 0.00 0.52 0.00 0.08 90.83 12:40:04 all 9.60 0.00 0.47 0.02 0.08 89.83 12:40:04 0 9.16 0.00 0.44 0.02 0.08 90.31 12:40:04 1 9.95 0.00 0.56 0.01 0.08 89.40 12:40:04 2 9.63 0.00 0.47 0.02 0.09 89.79 12:40:04 3 9.67 0.00 0.41 0.00 0.08 89.85 12:50:04 all 9.97 0.00 0.43 0.02 0.09 89.49 12:50:04 0 10.05 0.00 0.43 0.02 0.09 89.41 12:50:04 1 9.76 0.00 0.47 0.01 0.09 89.66 12:50:04 2 9.97 0.00 0.38 0.03 0.09 89.53 12:50:04 3 10.09 0.00 0.45 0.03 0.08 89.34 13:00:01 all 13.66 0.00 0.51 0.04 0.07 85.71 13:00:01 0 13.27 0.00 0.48 0.02 0.07 86.17 13:00:01 1 14.24 0.00 0.49 0.11 0.08 85.08 13:00:01 2 13.99 0.00 0.57 0.02 0.07 85.34 13:00:01 3 13.13 0.00 0.49 0.02 0.08 86.27 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:04 all 8.18 0.00 0.37 0.02 0.08 91.35 13:10:04 0 7.63 0.00 0.36 0.03 0.08 91.91 13:10:04 1 8.49 0.00 0.42 0.02 0.08 90.99 13:10:04 2 8.28 0.00 0.39 0.02 0.09 91.23 13:10:04 3 8.31 0.00 0.33 0.00 0.07 91.28 13:20:04 all 9.37 0.00 0.47 0.03 0.08 90.06 13:20:04 0 9.27 0.00 0.46 0.04 0.07 90.17 13:20:04 1 9.22 0.00 0.44 0.06 0.07 90.20 13:20:04 2 9.44 0.00 0.48 0.01 0.08 89.99 13:20:04 3 9.56 0.00 0.49 0.01 0.08 89.87 Average: all 17.68 0.00 0.78 0.05 0.13 81.36 Average: 0 17.58 0.00 0.79 0.06 0.12 81.45 Average: 1 17.83 0.00 0.80 0.06 0.13 81.18 Average: 2 17.73 0.00 0.79 0.03 0.12 81.34 Average: 3 17.57 0.00 0.76 0.05 0.13 81.49