---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17831 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 898 24780 4 6412 30725 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:d9:a6:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83821sec preferred_lft 83821sec inet6 fe80::f816:3eff:fed9:a6f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:ae:e6:e1:56:f4 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17831) 01/01/26 _x86_64_ (8 CPU) 17:58:31 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:03 36.54 3.88 29.72 2.94 777.33 4807.67 20469.53 18:20:13 28.52 0.15 24.62 3.75 5.66 2389.11 7428.31 18:30:01 36.02 0.01 31.61 4.40 0.08 3239.77 10701.36 18:40:13 42.85 0.14 24.70 18.01 6.55 6344.47 530810.22 Average: 35.98 1.04 27.62 7.32 196.96 4202.70 144189.55 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:03 26317648 29695516 2616672 7.96 145028 3494100 3397104 10.02 841960 5292160 52672 18:20:13 25659060 29490176 2817192 8.57 174116 3875900 2860512 8.44 957628 5788460 39952 18:30:01 24630520 29038512 3264264 9.93 212984 4360552 3405272 10.04 1101588 6607640 15540 18:40:13 25549816 31622012 673400 2.05 233168 5942896 1228092 3.62 1707920 4972624 52 Average: 25539261 29961554 2342882 7.13 191324 4418362 2722745 8.03 1152274 5665221 27054 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:03 lo 844.15 844.15 803.88 803.88 0.00 0.00 0.00 0.00 18:10:03 ens3 109.75 85.07 941.95 19.20 0.00 0.00 0.00 0.00 18:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:13 lo 1492.71 1492.71 1419.92 1419.92 0.00 0.00 0.00 0.00 18:20:13 ens3 46.74 35.08 21.29 13.97 0.00 0.00 0.00 0.00 18:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1764.89 1764.89 1679.97 1679.97 0.00 0.00 0.00 0.00 18:30:01 ens3 61.52 42.25 21.05 17.52 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:13 lo 852.01 852.01 795.52 795.52 0.00 0.00 0.00 0.00 18:40:13 ens3 121.71 125.43 199.61 909.79 0.00 0.00 0.00 0.00 18:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1234.93 1234.93 1171.42 1171.42 0.00 0.00 0.00 0.00 Average: ens3 85.07 72.20 296.03 243.29 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17831) 01/01/26 _x86_64_ (8 CPU) 17:58:31 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:03 all 23.91 0.00 1.14 0.12 0.05 74.78 18:10:03 0 21.43 0.00 1.24 0.18 0.04 77.11 18:10:03 1 24.11 0.00 1.09 0.17 0.06 74.58 18:10:03 2 24.20 0.00 0.92 0.10 0.05 74.73 18:10:03 3 23.21 0.00 0.96 0.17 0.05 75.60 18:10:03 4 25.06 0.00 1.30 0.13 0.05 73.46 18:10:03 5 24.04 0.00 1.13 0.04 0.05 74.75 18:10:03 6 27.35 0.00 1.36 0.10 0.05 71.14 18:10:03 7 21.88 0.00 1.14 0.09 0.05 76.84 18:20:13 all 37.08 0.00 1.56 0.06 0.07 61.23 18:20:13 0 36.72 0.00 1.20 0.05 0.07 61.95 18:20:13 1 37.44 0.00 1.82 0.07 0.07 60.59 18:20:13 2 35.76 0.00 1.57 0.14 0.07 62.45 18:20:13 3 42.72 0.00 1.75 0.04 0.07 55.42 18:20:13 4 35.26 0.00 1.72 0.05 0.06 62.91 18:20:13 5 36.38 0.00 1.44 0.04 0.07 62.07 18:20:13 6 38.69 0.00 1.60 0.09 0.07 59.55 18:20:13 7 33.66 0.00 1.35 0.02 0.07 64.89 18:30:01 all 39.17 0.00 1.87 0.07 0.07 58.81 18:30:01 0 38.65 0.00 1.97 0.03 0.08 59.27 18:30:01 1 39.48 0.00 2.07 0.10 0.08 58.27 18:30:01 2 37.96 0.00 2.07 0.07 0.07 59.82 18:30:01 3 40.66 0.00 1.98 0.05 0.07 57.23 18:30:01 4 40.35 0.00 1.53 0.07 0.08 57.97 18:30:01 5 40.14 0.00 1.59 0.14 0.07 58.05 18:30:01 6 37.98 0.00 1.91 0.04 0.07 59.99 18:30:01 7 38.16 0.00 1.85 0.07 0.07 59.85 18:40:13 all 25.45 0.00 1.15 0.12 0.06 73.22 18:40:13 0 23.65 0.00 1.03 0.13 0.06 75.12 18:40:13 1 28.71 0.00 1.40 0.20 0.06 69.64 18:40:13 2 26.59 0.00 1.32 0.05 0.06 71.99 18:40:13 3 31.39 0.00 1.08 0.03 0.06 67.45 18:40:13 4 26.57 0.00 1.11 0.03 0.07 72.23 18:40:13 5 21.55 0.00 1.04 0.16 0.06 77.20 18:40:13 6 25.06 0.00 1.03 0.31 0.05 73.55 18:40:13 7 20.08 0.00 1.20 0.04 0.06 78.62 Average: all 31.35 0.00 1.43 0.09 0.06 67.07 Average: 0 30.05 0.00 1.35 0.10 0.06 68.43 Average: 1 32.39 0.00 1.59 0.13 0.07 65.82 Average: 2 31.08 0.00 1.47 0.09 0.06 67.30 Average: 3 34.47 0.00 1.44 0.07 0.06 63.96 Average: 4 31.75 0.00 1.42 0.07 0.06 66.70 Average: 5 30.45 0.00 1.30 0.09 0.06 68.09 Average: 6 32.23 0.00 1.47 0.14 0.06 66.10 Average: 7 28.37 0.00 1.38 0.06 0.06 70.12