---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5005 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 904 24956 4 6231 30720 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:80:82:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83848sec preferred_lft 83848sec inet6 fe80::f816:3eff:fe80:8280/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:b7:35:04:2e:26 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5005) 01/27/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 56.83 9.87 44.28 2.68 1533.43 5443.23 28965.84 13:20:19 26.43 0.14 23.20 3.09 5.50 2682.89 10517.02 13:30:19 36.92 0.00 32.10 4.82 0.07 3268.81 15034.16 13:40:20 39.90 0.14 20.94 18.82 6.54 6288.50 506301.02 Average: 39.93 2.52 30.08 7.32 384.09 4408.95 139268.98 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26293420 29340260 2972816 9.05 137164 3187956 3242980 9.56 673020 5511804 44948 13:20:19 25084792 28889292 3417232 10.40 174248 3846124 3438332 10.14 840572 6478860 185360 13:30:19 24774516 29020468 3281740 9.99 211612 4201900 3425660 10.10 964876 6613540 24920 13:40:20 25768712 31655840 638572 1.94 229356 5764904 1226492 3.62 1554916 4923664 24 Average: 25480360 29726465 2577590 7.84 188095 4250221 2833366 8.36 1008346 5881967 63813 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 672.66 672.66 640.48 640.48 0.00 0.00 0.00 0.00 13:10:01 ens3 155.91 113.39 1109.17 24.09 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:19 lo 1169.79 1169.79 1112.51 1112.51 0.00 0.00 0.00 0.00 13:20:19 ens3 49.40 36.79 21.24 14.29 0.00 0.00 0.00 0.00 13:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:19 lo 1893.42 1893.42 1802.24 1802.24 0.00 0.00 0.00 0.00 13:30:19 ens3 60.13 41.12 20.41 17.00 0.00 0.00 0.00 0.00 13:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:20 lo 691.04 691.04 644.09 644.09 0.00 0.00 0.00 0.00 13:40:20 ens3 112.21 114.75 207.67 878.33 0.00 0.00 0.00 0.00 13:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1106.85 1106.85 1049.97 1049.97 0.00 0.00 0.00 0.00 Average: ens3 94.11 76.25 337.64 231.84 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5005) 01/27/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 18.34 0.00 1.02 0.22 0.04 80.38 13:10:01 0 15.96 0.00 0.95 0.24 0.05 82.79 13:10:01 1 17.54 0.00 1.08 0.50 0.05 80.83 13:10:01 2 20.50 0.00 0.97 0.11 0.04 78.37 13:10:01 3 19.50 0.00 1.06 0.40 0.04 78.99 13:10:01 4 18.46 0.00 0.99 0.10 0.04 80.42 13:10:01 5 17.52 0.00 0.87 0.20 0.04 81.37 13:10:01 6 18.25 0.00 0.94 0.05 0.04 80.72 13:10:01 7 18.95 0.00 1.30 0.16 0.04 79.55 13:20:19 all 35.04 0.00 1.46 0.06 0.08 63.36 13:20:19 0 32.69 0.00 1.48 0.04 0.08 65.71 13:20:19 1 38.57 0.00 1.63 0.07 0.08 59.65 13:20:19 2 36.65 0.00 1.47 0.06 0.08 61.73 13:20:19 3 37.81 0.00 1.46 0.07 0.08 60.58 13:20:19 4 36.20 0.00 1.50 0.02 0.07 62.20 13:20:19 5 35.80 0.00 1.58 0.02 0.08 62.52 13:20:19 6 30.74 0.00 1.35 0.03 0.07 67.80 13:20:19 7 31.83 0.00 1.22 0.18 0.07 66.70 13:30:19 all 39.07 0.00 1.90 0.09 0.09 58.85 13:30:19 0 37.52 0.00 1.91 0.13 0.09 60.36 13:30:19 1 35.42 0.00 1.91 0.10 0.08 62.49 13:30:19 2 42.01 0.00 2.05 0.06 0.09 55.79 13:30:19 3 45.04 0.00 1.79 0.05 0.09 53.04 13:30:19 4 37.68 0.00 1.97 0.27 0.09 60.00 13:30:19 5 41.11 0.00 1.88 0.06 0.09 56.86 13:30:19 6 35.34 0.00 1.89 0.04 0.08 62.64 13:30:19 7 38.47 0.00 1.79 0.05 0.09 59.59 13:40:20 all 22.14 0.00 1.05 0.15 0.06 76.60 13:40:20 0 22.28 0.00 0.89 0.25 0.07 76.51 13:40:20 1 23.89 0.00 1.35 0.15 0.07 74.54 13:40:20 2 21.86 0.00 0.79 0.02 0.06 77.27 13:40:20 3 25.92 0.00 1.27 0.05 0.07 72.69 13:40:20 4 22.72 0.00 1.23 0.08 0.06 75.92 13:40:20 5 17.00 0.00 1.06 0.45 0.06 81.43 13:40:20 6 20.01 0.00 0.90 0.02 0.06 79.01 13:40:20 7 23.43 0.00 0.87 0.16 0.06 75.48 Average: all 28.68 0.00 1.36 0.13 0.07 69.77 Average: 0 27.14 0.00 1.31 0.16 0.07 71.31 Average: 1 28.91 0.00 1.49 0.20 0.07 69.32 Average: 2 30.29 0.00 1.32 0.06 0.07 68.26 Average: 3 32.09 0.00 1.40 0.14 0.07 66.31 Average: 4 28.81 0.00 1.42 0.11 0.06 69.59 Average: 5 27.89 0.00 1.35 0.18 0.07 70.51 Average: 6 26.11 0.00 1.27 0.04 0.06 72.52 Average: 7 28.19 0.00 1.30 0.14 0.07 70.31