---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-428970 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: 5599.99 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: 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 900 24861 4 6330 30724 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:0b:7b:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83916sec preferred_lft 83916sec inet6 fe80::f816:3eff:fe0b:7b61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:8f:76:8b:79:f8 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-428970) 03/10/26 _x86_64_ (8 CPU) 15:06:49 LINUX RESTART (8 CPU) 15:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:09 41.48 2.91 21.95 16.63 545.05 4100.96 515428.73 15:30:00 32.21 0.16 27.91 4.14 5.79 2564.51 6027.62 15:40:09 35.64 0.02 31.16 4.46 0.16 3261.97 14580.63 Average: 36.46 1.03 27.02 8.41 183.64 3312.66 178723.01 15:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:09 26073800 29484852 2827164 8.60 151688 3509552 3260820 9.62 802860 5571888 25004 15:30:00 25491940 29376340 2930324 8.92 190984 3896676 2896560 8.54 935084 5958732 38388 15:40:09 23794932 28430200 3871528 11.78 222084 4560944 3816256 11.25 1104620 7429320 182428 Average: 25120224 29097131 3209672 9.77 188252 3989057 3324545 9.80 947521 6319980 81940 15:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:09 lo 829.24 829.24 789.51 789.51 0.00 0.00 0.00 0.00 15:20:09 ens3 126.93 96.72 970.82 21.51 0.00 0.00 0.00 0.00 15:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 1681.45 1681.45 1600.97 1600.97 0.00 0.00 0.00 0.00 15:30:00 ens3 52.94 37.28 19.67 14.25 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 lo 1702.36 1702.36 1621.18 1621.18 0.00 0.00 0.00 0.00 15:40:09 ens3 65.13 43.39 20.99 16.21 0.00 0.00 0.00 0.00 15:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1404.46 1404.46 1337.32 1337.32 0.00 0.00 0.00 0.00 Average: ens3 81.73 59.16 337.17 17.34 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-428970) 03/10/26 _x86_64_ (8 CPU) 15:06:49 LINUX RESTART (8 CPU) 15:10:09 CPU %user %nice %system %iowait %steal %idle 15:20:09 all 29.97 0.00 1.39 0.08 0.06 68.49 15:20:09 0 30.38 0.00 1.38 0.23 0.06 67.96 15:20:09 1 32.30 0.00 1.51 0.07 0.06 66.05 15:20:09 2 24.96 0.00 1.35 0.07 0.06 73.56 15:20:09 3 31.96 0.00 1.57 0.08 0.06 66.33 15:20:09 4 31.07 0.00 1.21 0.03 0.05 67.64 15:20:09 5 30.67 0.00 1.42 0.05 0.06 67.80 15:20:09 6 29.31 0.00 1.57 0.09 0.06 68.96 15:20:09 7 29.13 0.00 1.14 0.03 0.06 69.65 15:30:00 all 36.32 0.00 1.57 0.07 0.06 61.97 15:30:00 0 32.65 0.00 1.47 0.10 0.06 65.71 15:30:00 1 37.77 0.00 1.67 0.10 0.07 60.40 15:30:00 2 35.62 0.00 1.59 0.05 0.06 62.68 15:30:00 3 35.03 0.00 1.59 0.04 0.06 63.28 15:30:00 4 41.30 0.00 1.83 0.04 0.07 56.76 15:30:00 5 38.14 0.00 1.64 0.08 0.06 60.08 15:30:00 6 34.81 0.00 1.33 0.06 0.06 63.74 15:30:00 7 35.28 0.00 1.46 0.06 0.06 63.15 15:40:09 all 37.42 0.00 1.77 0.06 0.07 60.68 15:40:09 0 35.87 0.00 2.07 0.09 0.07 61.91 15:40:09 1 39.59 0.00 1.83 0.06 0.08 58.45 15:40:09 2 40.48 0.00 1.75 0.03 0.07 57.66 15:40:09 3 38.90 0.00 1.73 0.06 0.07 59.24 15:40:09 4 37.25 0.00 1.61 0.07 0.07 61.00 15:40:09 5 39.18 0.00 1.76 0.09 0.07 58.90 15:40:09 6 32.20 0.00 1.44 0.04 0.07 66.26 15:40:09 7 35.87 0.00 1.99 0.06 0.07 62.01 Average: all 34.57 0.00 1.58 0.07 0.06 63.71 Average: 0 32.98 0.00 1.64 0.14 0.06 65.17 Average: 1 36.56 0.00 1.67 0.08 0.07 61.62 Average: 2 33.71 0.00 1.56 0.05 0.06 64.62 Average: 3 35.32 0.00 1.63 0.06 0.06 62.93 Average: 4 36.52 0.00 1.55 0.05 0.06 61.82 Average: 5 36.00 0.00 1.61 0.07 0.07 62.26 Average: 6 32.09 0.00 1.45 0.06 0.06 66.33 Average: 7 33.43 0.00 1.53 0.05 0.06 64.93