---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15478 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 727 10820 3 4441 14919 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:51:83:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79207sec preferred_lft 79207sec inet6 fe80::f816:3eff:fe51:833b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:d0:17:98:97:52 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::74d0:17ff:fe98:9752/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15478) 03/23/26 _x86_64_ (4 CPU) 19:06:12 LINUX RESTART (4 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 94.84 7.54 84.59 2.70 744.37 32506.97 10636.93 19:30:04 79.13 25.19 50.97 2.97 388.56 5405.83 2607.98 19:40:04 10.81 0.19 10.03 0.60 8.46 285.81 279.43 19:50:01 8.27 0.01 7.89 0.37 0.40 248.22 331.84 20:00:04 31.91 0.13 16.06 15.73 2.68 693.37 211805.25 20:10:19 14.04 0.01 13.38 0.65 0.62 438.52 259.63 20:20:01 5.12 0.03 4.89 0.19 0.98 141.09 70.17 20:30:20 5.77 0.01 5.59 0.18 1.02 158.91 63.29 20:40:20 5.46 0.02 5.26 0.18 1.23 154.73 50.35 20:50:01 10.13 0.05 9.64 0.44 4.64 596.94 107.89 21:00:21 4.90 0.00 4.74 0.15 0.34 153.95 181.45 Average: 24.58 3.02 19.37 2.20 104.78 3703.94 20613.84 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 3676388 14218164 1707864 10.43 238644 10092096 2787296 16.00 1988976 9960432 956 19:30:04 3339460 6533104 9399612 57.41 264204 2917152 11413924 65.52 2153728 10307644 1312 19:40:04 4003972 7218276 8715724 53.23 265788 2936076 9507216 54.57 2179316 9598892 708 19:50:01 6378788 9614616 6321748 38.61 266920 2956496 7022692 40.31 2185332 7221200 276 20:00:04 10247536 13616456 2322424 14.18 274024 3081008 3085076 17.71 2240340 3334988 208 20:10:19 7966384 11396132 4541432 27.74 276016 3139772 5315580 30.51 2245032 5605100 436 20:20:01 7938792 11386048 4551488 27.80 276616 3156716 5318664 30.53 2246456 5623756 296 20:30:20 6352776 9820800 6115972 37.35 277292 3176804 6828492 39.20 2248652 7200760 296 20:40:20 6423916 9912888 6023904 36.79 277940 3197104 6787388 38.96 2252400 7135836 300 20:50:01 7671112 11290204 4647092 28.38 282280 3316860 5359804 30.77 2261336 5869944 236 21:00:21 7618012 11261572 4675752 28.56 282784 3340692 5251208 30.14 2269628 5922344 252 Average: 6510649 10569842 5365728 32.77 271137 3755525 6243395 35.84 2206472 7070991 480 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 2.31 2.31 2.20 2.20 0.00 0.00 0.00 0.00 19:20:01 ens3 145.69 110.00 1515.63 10.54 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:04 lo 30.70 30.70 19.89 19.89 0.00 0.00 0.00 0.00 19:30:04 ens3 2.33 2.20 0.69 0.60 0.00 0.00 0.00 0.00 19:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:04 lo 42.74 42.74 17.59 17.59 0.00 0.00 0.00 0.00 19:40:04 ens3 2.58 1.38 0.46 1.33 0.00 0.00 0.00 0.00 19:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 11.36 11.36 6.55 6.55 0.00 0.00 0.00 0.00 19:50:01 ens3 0.77 0.40 0.17 0.10 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:04 lo 9.21 9.21 4.61 4.61 0.00 0.00 0.00 0.00 20:00:04 ens3 1.16 0.80 0.32 0.24 0.00 0.00 0.00 0.00 20:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:19 lo 19.41 19.41 10.21 10.21 0.00 0.00 0.00 0.00 20:10:19 ens3 1.56 0.75 0.29 0.18 0.00 0.00 0.00 0.00 20:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 21.95 21.95 8.75 8.75 0.00 0.00 0.00 0.00 20:20:01 ens3 0.79 0.59 0.17 0.13 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:20 lo 25.99 25.99 11.21 11.21 0.00 0.00 0.00 0.00 20:30:20 ens3 0.80 0.47 0.16 0.11 0.00 0.00 0.00 0.00 20:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:20 lo 16.54 16.54 10.05 10.05 0.00 0.00 0.00 0.00 20:40:20 ens3 1.10 0.57 0.25 0.16 0.00 0.00 0.00 0.00 20:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 14.92 14.92 8.33 8.33 0.00 0.00 0.00 0.00 20:50:01 ens3 0.87 0.65 0.22 0.17 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:21 lo 16.31 16.31 6.67 6.67 0.00 0.00 0.00 0.00 21:00:21 ens3 0.71 0.50 0.16 0.12 0.00 0.00 0.00 0.00 21:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.24 19.24 9.64 9.64 0.00 0.00 0.00 0.00 Average: ens3 14.38 10.74 137.89 1.24 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-15478) 03/23/26 _x86_64_ (4 CPU) 19:06:12 LINUX RESTART (4 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 35.36 0.00 2.08 3.13 0.09 59.35 19:20:01 0 36.03 0.00 1.99 2.65 0.08 59.25 19:20:01 1 35.65 0.00 2.16 3.17 0.09 58.92 19:20:01 2 33.74 0.00 2.24 3.08 0.09 60.85 19:20:01 3 36.01 0.00 1.91 3.61 0.09 58.38 19:30:04 all 66.96 0.00 2.73 0.15 0.11 30.05 19:30:04 0 65.90 0.00 2.78 0.13 0.11 31.08 19:30:04 1 67.56 0.00 3.02 0.13 0.12 29.19 19:30:04 2 67.74 0.00 2.49 0.20 0.11 29.45 19:30:04 3 66.65 0.00 2.64 0.12 0.11 30.48 19:40:04 all 25.42 0.00 1.10 0.05 0.10 73.33 19:40:04 0 25.25 0.00 1.08 0.04 0.10 73.54 19:40:04 1 25.50 0.00 1.13 0.08 0.11 73.18 19:40:04 2 25.83 0.00 1.14 0.03 0.09 72.91 19:40:04 3 25.12 0.00 1.05 0.03 0.11 73.69 19:50:01 all 16.68 0.00 0.66 0.05 0.08 82.53 19:50:01 0 16.78 0.00 0.68 0.04 0.08 82.43 19:50:01 1 16.61 0.00 0.68 0.08 0.08 82.54 19:50:01 2 16.55 0.00 0.63 0.04 0.09 82.69 19:50:01 3 16.77 0.00 0.64 0.04 0.09 82.46 20:00:04 all 20.89 0.00 0.82 0.07 0.08 78.14 20:00:04 0 20.23 0.00 0.89 0.05 0.08 78.75 20:00:04 1 22.21 0.00 0.84 0.08 0.08 76.78 20:00:04 2 20.80 0.00 0.80 0.05 0.08 78.27 20:00:04 3 20.34 0.00 0.75 0.09 0.07 78.75 20:10:19 all 24.06 0.00 0.77 0.04 0.08 75.04 20:10:19 0 23.22 0.00 0.71 0.09 0.08 75.90 20:10:19 1 24.68 0.00 0.81 0.03 0.08 74.40 20:10:19 2 24.36 0.00 0.68 0.03 0.08 74.85 20:10:19 3 23.99 0.00 0.88 0.02 0.08 75.02 20:20:01 all 8.50 0.00 0.40 0.02 0.07 91.01 20:20:01 0 8.42 0.00 0.38 0.01 0.07 91.12 20:20:01 1 8.86 0.00 0.46 0.01 0.07 90.60 20:20:01 2 8.14 0.00 0.37 0.04 0.07 91.39 20:20:01 3 8.60 0.00 0.38 0.01 0.08 90.93 20:30:20 all 9.90 0.00 0.43 0.03 0.07 89.56 20:30:20 0 10.18 0.00 0.44 0.05 0.07 89.25 20:30:20 1 9.85 0.00 0.38 0.01 0.07 89.69 20:30:20 2 10.18 0.00 0.51 0.04 0.08 89.19 20:30:20 3 9.40 0.00 0.40 0.00 0.07 90.13 20:40:20 all 9.90 0.00 0.53 0.02 0.08 89.47 20:40:20 0 9.37 0.00 0.48 0.02 0.08 90.05 20:40:20 1 10.27 0.00 0.58 0.01 0.08 89.07 20:40:20 2 9.74 0.00 0.47 0.05 0.08 89.66 20:40:20 3 10.22 0.00 0.58 0.01 0.08 89.10 20:50:01 all 13.91 0.00 0.63 0.04 0.08 85.35 20:50:01 0 14.00 0.00 0.58 0.04 0.07 85.31 20:50:01 1 13.21 0.00 0.50 0.01 0.08 86.21 20:50:01 2 14.61 0.00 0.70 0.02 0.08 84.58 20:50:01 3 13.81 0.00 0.72 0.10 0.09 85.29 21:00:21 all 7.52 0.00 0.30 0.02 0.08 92.08 21:00:21 0 7.12 0.00 0.35 0.05 0.08 92.40 21:00:21 1 7.49 0.00 0.24 0.01 0.08 92.17 21:00:21 2 7.77 0.00 0.36 0.01 0.08 91.77 21:00:21 3 7.71 0.00 0.24 0.00 0.08 91.96 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.73 0.00 0.95 0.33 0.08 76.90 Average: 0 21.49 0.00 0.94 0.29 0.08 77.20 Average: 1 21.99 0.00 0.98 0.33 0.08 76.62 Average: 2 21.77 0.00 0.95 0.33 0.09 76.87 Average: 3 21.69 0.00 0.93 0.37 0.09 76.93