---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-840 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: 5600.00 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 18G 138G 12% / 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 755 19795 4 11541 30869 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:83:62:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.163/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84273sec preferred_lft 84273sec inet6 fe80::f816:3eff:fe83:62ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:f7:56:93:2c:65 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-840) 03/10/26 _x86_64_ (8 CPU) 06:17:30 LINUX RESTART (8 CPU) 06:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:11 32.76 0.63 16.53 15.60 26.77 4530.90 498904.73 06:40:01 10.09 0.33 8.98 0.78 5.56 894.35 56.93 06:50:06 311.60 0.39 307.55 3.66 5.34 20134.68 68711.69 Average: 118.86 0.45 111.66 6.75 12.65 8574.54 191515.47 06:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:11 23759064 27812300 4492720 13.67 164844 4096556 5644256 16.64 608252 8023960 22100 06:40:01 22795832 27070016 5231468 15.92 171636 4288424 8617244 25.41 673640 8895420 3484 06:50:06 16889916 27655732 4586152 13.96 465504 9786028 3877784 11.44 1688164 13000504 807280 Average: 21148271 27512683 4770113 14.52 267328 6057003 6046428 17.83 990019 9973295 277621 06:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:11 lo 2.23 2.23 1.03 1.03 0.00 0.00 0.00 0.00 06:30:11 ens3 253.91 125.96 504.57 62.30 0.00 0.00 0.00 0.00 06:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 5.87 5.87 0.99 0.99 0.00 0.00 0.00 0.00 06:40:01 ens3 19.42 15.98 101.36 5.31 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:06 lo 0.43 0.43 0.07 0.07 0.00 0.00 0.00 0.00 06:50:06 ens3 131.05 84.89 914.42 22.04 0.00 0.00 0.00 0.00 06:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.82 2.82 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 136.03 76.22 510.17 30.16 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-840) 03/10/26 _x86_64_ (8 CPU) 06:17:30 LINUX RESTART (8 CPU) 06:20:02 CPU %user %nice %system %iowait %steal %idle 06:30:11 all 49.90 0.00 1.91 0.12 0.08 48.00 06:30:11 0 49.11 0.00 1.86 0.02 0.07 48.93 06:30:11 1 46.20 0.00 2.04 0.05 0.08 51.63 06:30:11 2 51.11 0.00 1.88 0.11 0.08 46.82 06:30:11 3 50.71 0.00 1.82 0.09 0.07 47.30 06:30:11 4 48.90 0.00 1.74 0.14 0.08 49.15 06:30:11 5 47.19 0.00 1.89 0.31 0.07 50.54 06:30:11 6 48.04 0.00 2.10 0.16 0.08 49.62 06:30:11 7 57.92 0.00 1.96 0.08 0.07 39.97 06:40:01 all 80.53 0.00 2.20 0.01 0.10 17.16 06:40:01 0 81.07 0.00 2.16 0.00 0.10 16.66 06:40:01 1 80.09 0.00 2.15 0.07 0.10 17.59 06:40:01 2 80.95 0.00 2.02 0.00 0.10 16.94 06:40:01 3 79.59 0.00 2.17 0.01 0.10 18.14 06:40:01 4 78.89 0.00 2.15 0.00 0.10 18.87 06:40:01 5 80.88 0.00 2.20 0.00 0.09 16.83 06:40:01 6 80.79 0.00 2.28 0.00 0.10 16.83 06:40:01 7 82.02 0.00 2.45 0.02 0.10 15.42 06:50:06 all 62.51 0.00 3.09 0.72 0.09 33.58 06:50:06 0 62.71 0.00 2.89 0.60 0.09 33.71 06:50:06 1 63.83 0.00 3.72 0.55 0.09 31.80 06:50:06 2 61.09 0.00 3.02 1.06 0.10 34.74 06:50:06 3 60.83 0.00 2.57 0.45 0.10 36.05 06:50:06 4 63.14 0.00 2.89 0.45 0.09 33.44 06:50:06 5 63.93 0.00 2.93 0.55 0.09 32.50 06:50:06 6 61.95 0.00 3.17 1.13 0.09 33.67 06:50:06 7 62.65 0.00 3.52 1.00 0.09 32.74 Average: all 64.16 0.00 2.40 0.29 0.09 33.07 Average: 0 64.13 0.00 2.30 0.21 0.09 33.27 Average: 1 63.20 0.00 2.64 0.22 0.09 33.85 Average: 2 64.23 0.00 2.30 0.39 0.09 32.99 Average: 3 63.56 0.00 2.19 0.18 0.09 33.98 Average: 4 63.50 0.00 2.26 0.20 0.09 33.95 Average: 5 63.83 0.00 2.34 0.29 0.08 33.46 Average: 6 63.43 0.00 2.52 0.44 0.09 33.53 Average: 7 67.40 0.00 2.64 0.37 0.09 29.50