---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65798 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5599.94 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 894 25009 4 6188 30730 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:3c:b0:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83705sec preferred_lft 83705sec inet6 fe80::f816:3eff:fe3c:b057/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:86:ae:d7:f3:2d 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65798) 04/01/26 _x86_64_ (8 CPU) 15:09:58 LINUX RESTART (8 CPU) 15:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:07 75.05 14.66 57.58 2.81 1588.23 24572.14 5864.10 15:30:07 29.08 0.14 25.04 3.89 5.67 2281.49 5650.21 15:40:07 33.75 0.01 29.60 4.14 0.09 3250.33 16197.27 15:50:07 28.27 0.30 24.45 3.51 11.72 6168.13 9995.59 Average: 41.64 3.81 34.24 3.59 405.07 9115.55 9415.87 15:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:07 26407944 29617700 2695288 8.20 146996 3318484 2890780 8.52 632876 5396996 8420 15:30:07 25450052 29121868 3186020 9.69 178788 3703960 3408352 10.05 754288 6201964 51644 15:40:07 24832648 29126516 3176872 9.67 215856 4235116 3311632 9.77 907792 6604088 46240 15:50:07 25810296 31652876 644492 1.96 236920 5704644 1223992 3.61 1470412 4959812 16 Average: 25625235 29879740 2425668 7.38 194640 4240551 2708689 7.99 941342 5790715 26580 15:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:07 lo 867.26 867.26 826.09 826.09 0.00 0.00 0.00 0.00 15:20:07 ens3 164.66 123.53 1183.18 27.71 0.00 0.00 0.00 0.00 15:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:07 lo 1555.37 1555.37 1480.61 1480.61 0.00 0.00 0.00 0.00 15:30:07 ens3 56.43 39.53 19.58 14.41 0.00 0.00 0.00 0.00 15:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:07 lo 1651.03 1651.03 1572.08 1572.08 0.00 0.00 0.00 0.00 15:40:07 ens3 58.78 40.69 19.82 15.55 0.00 0.00 0.00 0.00 15:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:07 lo 882.57 882.57 830.23 830.23 0.00 0.00 0.00 0.00 15:50:07 ens3 93.62 86.41 186.02 255.57 0.00 0.00 0.00 0.00 15:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1237.92 1237.92 1176.18 1176.18 0.00 0.00 0.00 0.00 Average: ens3 93.59 72.70 354.70 78.16 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-8c-8g-65798) 04/01/26 _x86_64_ (8 CPU) 15:09:58 LINUX RESTART (8 CPU) 15:10:00 CPU %user %nice %system %iowait %steal %idle 15:20:07 all 27.14 0.00 1.44 0.46 0.06 70.91 15:20:07 0 25.85 0.00 1.42 0.29 0.06 72.38 15:20:07 1 23.98 0.00 1.33 0.88 0.06 73.74 15:20:07 2 31.35 0.00 1.78 1.10 0.06 65.70 15:20:07 3 28.53 0.00 1.27 0.20 0.06 69.94 15:20:07 4 28.55 0.00 1.49 0.16 0.06 69.74 15:20:07 5 26.09 0.00 1.12 0.20 0.05 72.53 15:20:07 6 28.35 0.00 1.54 0.28 0.06 69.78 15:20:07 7 24.41 0.00 1.54 0.55 0.06 73.44 15:30:07 all 34.78 0.00 1.59 0.11 0.07 63.45 15:30:07 0 34.61 0.00 1.72 0.09 0.06 63.51 15:30:07 1 32.52 0.00 1.33 0.26 0.07 65.82 15:30:07 2 34.56 0.00 1.93 0.20 0.07 63.24 15:30:07 3 37.25 0.00 1.65 0.05 0.07 60.98 15:30:07 4 36.28 0.00 1.49 0.06 0.06 62.11 15:30:07 5 37.03 0.00 1.68 0.09 0.07 61.13 15:30:07 6 33.50 0.00 1.54 0.03 0.06 64.87 15:30:07 7 32.51 0.00 1.40 0.11 0.07 65.92 15:40:07 all 37.94 0.00 1.79 0.09 0.07 60.11 15:40:07 0 34.41 0.00 2.18 0.08 0.07 63.26 15:40:07 1 40.51 0.00 1.69 0.06 0.07 57.67 15:40:07 2 37.19 0.00 1.86 0.04 0.07 60.84 15:40:07 3 40.89 0.00 1.88 0.09 0.07 57.06 15:40:07 4 38.47 0.00 1.38 0.11 0.07 59.96 15:40:07 5 38.88 0.00 1.93 0.06 0.06 59.06 15:40:07 6 35.53 0.00 1.47 0.08 0.07 62.85 15:40:07 7 37.67 0.00 1.89 0.22 0.07 60.15 15:50:07 all 22.53 0.00 1.15 0.15 0.06 76.12 15:50:07 0 20.18 0.00 1.00 0.15 0.06 78.62 15:50:07 1 25.53 0.00 1.10 0.32 0.06 73.00 15:50:07 2 29.11 0.00 1.61 0.08 0.06 69.14 15:50:07 3 21.24 0.00 1.34 0.04 0.06 77.32 15:50:07 4 21.01 0.00 1.07 0.42 0.05 77.45 15:50:07 5 23.11 0.00 1.06 0.02 0.06 75.75 15:50:07 6 20.00 0.00 0.89 0.11 0.06 78.94 15:50:07 7 20.08 0.00 1.12 0.03 0.05 78.72 Average: all 30.59 0.00 1.49 0.20 0.06 67.66 Average: 0 28.75 0.00 1.58 0.15 0.06 69.46 Average: 1 30.61 0.00 1.37 0.38 0.06 67.58 Average: 2 33.04 0.00 1.79 0.36 0.07 64.74 Average: 3 31.97 0.00 1.54 0.10 0.06 66.34 Average: 4 31.07 0.00 1.36 0.19 0.06 67.32 Average: 5 31.26 0.00 1.45 0.09 0.06 67.14 Average: 6 29.34 0.00 1.36 0.13 0.06 69.11 Average: 7 28.65 0.00 1.49 0.23 0.06 69.58