---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8262 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 696 11314 4 3978 14950 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:b6:72:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.188/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79123sec preferred_lft 79123sec inet6 fe80::f816:3eff:feb6:726f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:dd:c4:75:d2:16 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::20dd:c4ff:fe75:d216/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8262) 03/23/26 _x86_64_ (4 CPU) 07:11:39 LINUX RESTART (4 CPU) 07:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:07 95.93 22.86 69.82 3.25 297.96 12710.51 6057.72 07:40:07 24.46 4.81 18.63 1.01 101.41 488.21 869.69 07:50:01 8.37 0.20 7.79 0.38 12.58 214.92 996.98 08:00:02 11.55 0.03 10.95 0.57 0.85 594.79 786.49 08:10:07 16.62 0.03 15.84 0.74 1.05 557.25 651.22 08:20:07 21.67 0.10 6.26 15.31 2.99 159.07 210327.26 08:30:07 6.04 0.01 5.72 0.31 1.05 216.93 148.43 08:40:07 6.17 0.00 5.97 0.19 0.31 167.80 87.37 08:50:07 5.53 0.01 5.35 0.17 0.21 165.84 79.79 09:00:07 9.24 0.04 8.80 0.40 4.16 578.43 141.73 09:10:07 5.29 0.02 5.09 0.18 0.99 173.15 277.49 Average: 19.18 2.56 14.57 2.05 38.49 1457.31 20038.28 07:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:07 157756 3537860 12392288 75.69 267500 3085856 13397232 76.90 2118000 13495192 532 07:40:07 4657024 7420016 8517000 52.02 265912 2528112 9302508 53.40 2147472 9033900 36 07:50:01 7821748 10605360 5332764 32.57 266840 2547836 6044812 34.70 2155084 5881784 6768 08:00:02 10315748 13214448 2726800 16.65 271332 2658400 4269132 24.50 2180324 3379612 10896 08:10:07 8428128 11400216 4540008 27.73 273848 2729268 5330628 30.60 2186196 5243708 408 08:20:07 11589420 14596404 1345760 8.22 274548 2763464 2127788 12.21 2192864 2099588 14932 08:30:07 7016608 10045800 5893648 36.00 275400 2784836 6670468 38.29 2195400 6650476 160 08:40:07 7111796 10162200 5777340 35.29 276004 2805444 6640872 38.12 2198752 6552572 196 08:50:07 8418732 11493368 4447044 27.16 276968 2828720 5252428 30.15 2201368 5241284 156 09:00:07 8092248 11293732 4646672 28.38 280876 2951820 5305688 30.45 2215368 5559488 280 09:10:07 7394932 10623272 5316640 32.47 281444 2978120 6087748 34.94 2226104 6228016 56 Average: 7364013 10399334 5539633 33.83 273697 2787443 6402664 36.75 2183357 6305965 3129 07:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:07 lo 19.69 19.69 16.71 16.71 0.00 0.00 0.00 0.00 07:30:07 ens3 33.52 24.33 420.99 2.71 0.00 0.00 0.00 0.00 07:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:07 lo 36.02 36.02 15.72 15.72 0.00 0.00 0.00 0.00 07:40:07 ens3 1.72 1.67 0.34 1.30 0.00 0.00 0.00 0.00 07:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 23.66 23.66 9.71 9.71 0.00 0.00 0.00 0.00 07:50:01 ens3 1.72 0.66 0.42 0.25 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 12.54 12.54 6.53 6.53 0.00 0.00 0.00 0.00 08:00:02 ens3 1.21 0.73 0.33 0.23 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:07 lo 15.60 15.60 8.40 8.40 0.00 0.00 0.00 0.00 08:10:07 ens3 0.96 0.81 0.18 0.15 0.00 0.00 0.00 0.00 08:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:07 lo 17.95 17.95 8.67 8.67 0.00 0.00 0.00 0.00 08:20:07 ens3 1.19 0.57 0.22 0.13 0.00 0.00 0.00 0.00 08:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:07 lo 29.57 29.57 11.75 11.75 0.00 0.00 0.00 0.00 08:30:07 ens3 1.00 0.50 0.20 0.13 0.00 0.00 0.00 0.00 08:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:07 lo 13.78 13.78 7.30 7.30 0.00 0.00 0.00 0.00 08:40:07 ens3 0.78 0.46 0.18 0.12 0.00 0.00 0.00 0.00 08:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 lo 17.26 17.26 9.87 9.87 0.00 0.00 0.00 0.00 08:50:07 ens3 0.90 0.55 0.21 0.15 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:07 lo 14.08 14.08 7.40 7.40 0.00 0.00 0.00 0.00 09:00:07 ens3 0.92 0.71 0.25 0.20 0.00 0.00 0.00 0.00 09:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:07 lo 19.47 19.47 7.86 7.86 0.00 0.00 0.00 0.00 09:10:07 ens3 0.68 0.48 0.13 0.10 0.00 0.00 0.00 0.00 09:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.96 19.96 9.99 9.99 0.00 0.00 0.00 0.00 Average: ens3 4.05 2.86 38.49 0.50 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-8262) 03/23/26 _x86_64_ (4 CPU) 07:11:39 LINUX RESTART (4 CPU) 07:20:07 CPU %user %nice %system %iowait %steal %idle 07:30:07 all 54.44 0.00 2.14 0.21 0.11 43.10 07:30:07 0 54.66 0.00 2.21 0.15 0.10 42.88 07:30:07 1 53.32 0.00 2.20 0.18 0.11 44.20 07:30:07 2 55.18 0.00 2.12 0.40 0.11 42.20 07:30:07 3 54.60 0.00 2.02 0.13 0.11 43.13 07:40:07 all 44.28 0.00 1.83 0.14 0.12 53.63 07:40:07 0 43.76 0.00 1.84 0.13 0.12 54.16 07:40:07 1 43.49 0.00 1.90 0.27 0.12 54.23 07:40:07 2 45.08 0.00 1.74 0.08 0.12 52.98 07:40:07 3 44.78 0.00 1.84 0.09 0.12 53.17 07:50:01 all 13.38 0.00 0.70 0.03 0.09 85.79 07:50:01 0 13.54 0.00 0.70 0.01 0.09 85.66 07:50:01 1 13.02 0.00 0.71 0.06 0.09 86.12 07:50:01 2 13.28 0.00 0.63 0.05 0.10 85.95 07:50:01 3 13.69 0.00 0.78 0.01 0.09 85.43 08:00:02 all 19.53 0.00 0.80 0.04 0.09 79.54 08:00:02 0 18.29 0.00 0.74 0.01 0.08 80.87 08:00:02 1 20.30 0.00 0.81 0.02 0.10 78.77 08:00:02 2 19.78 0.00 0.77 0.11 0.10 79.24 08:00:02 3 19.74 0.00 0.86 0.03 0.10 79.29 08:10:07 all 26.60 0.00 0.88 0.06 0.09 72.37 08:10:07 0 25.72 0.00 0.79 0.02 0.08 73.39 08:10:07 1 26.28 0.00 0.96 0.07 0.09 72.60 08:10:07 2 26.96 0.00 0.90 0.10 0.09 71.95 08:10:07 3 27.44 0.00 0.87 0.04 0.09 71.56 08:20:07 all 9.93 0.00 0.42 0.05 0.08 89.51 08:20:07 0 9.73 0.00 0.41 0.13 0.08 89.65 08:20:07 1 9.40 0.00 0.41 0.02 0.08 90.09 08:20:07 2 10.57 0.00 0.40 0.02 0.09 88.92 08:20:07 3 10.04 0.00 0.46 0.04 0.08 89.39 08:30:07 all 13.83 0.00 0.45 0.03 0.08 85.60 08:30:07 0 14.19 0.00 0.46 0.08 0.09 85.19 08:30:07 1 13.81 0.00 0.38 0.01 0.09 85.72 08:30:07 2 14.03 0.00 0.49 0.03 0.08 85.37 08:30:07 3 13.29 0.00 0.49 0.02 0.08 86.12 08:40:07 all 8.80 0.00 0.38 0.03 0.09 90.70 08:40:07 0 8.48 0.00 0.31 0.05 0.09 91.07 08:40:07 1 9.09 0.00 0.37 0.04 0.08 90.42 08:40:07 2 9.16 0.00 0.45 0.03 0.09 90.27 08:40:07 3 8.46 0.00 0.39 0.00 0.09 91.06 08:50:07 all 8.44 0.00 0.45 0.02 0.09 91.00 08:50:07 0 8.23 0.00 0.44 0.01 0.08 91.24 08:50:07 1 8.51 0.00 0.49 0.02 0.09 90.88 08:50:07 2 8.50 0.00 0.47 0.02 0.09 90.93 08:50:07 3 8.53 0.00 0.41 0.02 0.09 90.95 09:00:07 all 13.81 0.00 0.59 0.04 0.09 85.47 09:00:07 0 14.37 0.00 0.61 0.05 0.08 84.88 09:00:07 1 13.88 0.00 0.60 0.01 0.09 85.43 09:00:07 2 14.08 0.00 0.63 0.06 0.10 85.14 09:00:07 3 12.92 0.00 0.54 0.02 0.08 86.44 09:10:07 all 8.80 0.00 0.36 0.02 0.08 90.74 09:10:07 0 8.42 0.00 0.36 0.01 0.09 91.13 09:10:07 1 9.09 0.00 0.31 0.01 0.09 90.50 09:10:07 2 8.75 0.00 0.36 0.03 0.08 90.77 09:10:07 3 8.92 0.00 0.40 0.05 0.08 90.55 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.18 0.00 0.82 0.06 0.09 78.85 Average: 0 19.96 0.00 0.81 0.06 0.09 79.09 Average: 1 20.03 0.00 0.83 0.06 0.09 78.99 Average: 2 20.51 0.00 0.82 0.08 0.09 78.49 Average: 3 20.22 0.00 0.82 0.04 0.09 78.82