---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4313 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 19G 137G 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 773 17329 4 13988 30850 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:fb:b5:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83344sec preferred_lft 83344sec inet6 fe80::f816:3eff:fefb:b57f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:1d:71:25:91:92 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 inet6 fe80::281d:71ff:fe25:9192/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-4313) 01/26/26 _x86_64_ (8 CPU) 00:05:13 LINUX RESTART (8 CPU) 00:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:15 33.01 0.96 15.97 16.07 606.25 5711.94 525902.50 00:30:01 8.68 0.05 8.07 0.56 0.44 3002.82 1264.37 00:40:01 24.07 0.16 23.51 0.40 4.89 20410.84 991.05 00:50:00 32.55 1.78 29.64 1.12 310.66 5202.17 3349.84 Average: 24.66 0.74 19.36 4.56 231.74 8622.01 133646.64 00:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:15 22867272 27918044 4383244 13.34 181428 5030240 4693996 13.84 1196276 8278912 34524 00:30:01 22527504 28368404 3926524 11.95 211344 5723904 4132420 12.19 1399072 8334844 10592 00:40:01 15621512 28009224 4260088 12.96 275836 11954200 4356624 12.85 3393424 12971380 335932 00:50:00 18033592 31669844 590488 1.80 293360 13133408 1407660 4.15 3777948 10088512 88 Average: 19762470 28991379 3290086 10.01 240492 8960438 3647675 10.76 2441680 9918412 95284 00:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:15 lo 5.64 5.64 0.54 0.54 0.00 0.00 0.00 0.00 00:20:15 ens3 60.70 47.24 373.12 12.68 0.00 0.00 0.00 0.00 00:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 1.35 1.35 0.13 0.13 0.00 0.00 0.00 0.00 00:30:01 ens3 47.60 35.03 14.04 13.27 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4554.22 4554.22 4348.62 4348.62 0.00 0.00 0.00 0.00 00:40:01 ens3 63.74 49.20 312.15 13.81 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 86.33 86.33 82.03 82.03 0.00 0.00 0.00 0.00 00:50:00 ens3 139.66 138.40 319.99 1582.91 0.00 0.00 0.00 0.00 00:50:00 docker0 127.44 119.85 1579.16 78.84 0.00 0.00 0.00 0.00 00:50:00 vethc440999 125.22 117.28 1580.74 17.79 0.00 0.00 0.00 0.13 Average: lo 1170.89 1170.89 1116.43 1116.43 0.00 0.00 0.00 0.00 Average: ens3 78.06 67.60 256.21 407.08 0.00 0.00 0.00 0.00 Average: docker0 31.97 30.07 396.22 19.78 0.00 0.00 0.00 0.00 Average: vethc440999 31.42 29.43 396.61 4.46 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-4313) 01/26/26 _x86_64_ (8 CPU) 00:05:13 LINUX RESTART (8 CPU) 00:10:15 CPU %user %nice %system %iowait %steal %idle 00:20:15 all 39.65 0.00 1.39 0.10 0.07 58.79 00:20:15 0 37.09 0.00 1.16 0.09 0.07 61.59 00:20:15 1 40.50 0.00 1.38 0.07 0.08 57.98 00:20:15 2 43.60 0.00 1.58 0.10 0.08 54.64 00:20:15 3 36.96 0.00 1.44 0.08 0.07 61.45 00:20:15 4 41.29 0.00 1.67 0.13 0.07 56.83 00:20:15 5 40.79 0.00 1.27 0.11 0.07 57.75 00:20:15 6 36.97 0.00 1.28 0.17 0.07 61.52 00:20:15 7 39.98 0.00 1.33 0.03 0.08 58.58 00:30:01 all 34.66 0.00 1.33 0.04 0.07 63.90 00:30:01 0 30.68 0.00 1.19 0.01 0.07 68.05 00:30:01 1 37.18 0.00 1.67 0.07 0.07 61.01 00:30:01 2 36.79 0.00 1.34 0.02 0.07 61.78 00:30:01 3 32.89 0.00 1.25 0.13 0.08 65.65 00:30:01 4 31.69 0.00 1.19 0.04 0.07 67.00 00:30:01 5 44.11 0.00 1.63 0.01 0.08 54.16 00:30:01 6 35.58 0.00 1.31 0.03 0.07 63.01 00:30:01 7 28.36 0.00 1.07 0.01 0.07 70.49 00:40:01 all 22.30 0.00 2.03 0.15 0.05 75.46 00:40:01 0 28.17 0.00 4.07 0.07 0.06 67.63 00:40:01 1 25.76 0.00 2.52 0.12 0.06 71.54 00:40:01 2 23.24 0.00 2.10 0.01 0.05 74.59 00:40:01 3 23.17 0.00 1.07 0.11 0.05 75.60 00:40:01 4 23.15 0.00 3.37 0.06 0.06 73.37 00:40:01 5 19.40 0.00 1.15 0.22 0.05 79.18 00:40:01 6 20.73 0.00 1.11 0.28 0.06 77.82 00:40:01 7 14.92 0.00 0.88 0.31 0.04 83.85 00:50:00 all 6.63 0.00 1.00 0.10 0.03 92.24 00:50:00 0 3.81 0.00 0.52 0.16 0.03 95.48 00:50:00 1 7.76 0.00 1.28 0.08 0.04 90.83 00:50:00 2 11.47 0.00 1.97 0.15 0.04 86.36 00:50:00 3 9.18 0.00 1.55 0.03 0.04 89.21 00:50:00 4 6.11 0.00 0.87 0.02 0.03 92.97 00:50:00 5 6.72 0.00 0.94 0.10 0.03 92.22 00:50:00 6 3.24 0.00 0.46 0.07 0.03 96.20 00:50:00 7 4.74 0.00 0.44 0.17 0.03 94.62 Average: all 25.76 0.00 1.44 0.10 0.06 72.65 Average: 0 24.89 0.00 1.73 0.08 0.06 73.24 Average: 1 27.74 0.00 1.71 0.08 0.06 70.40 Average: 2 28.72 0.00 1.75 0.07 0.06 69.40 Average: 3 25.51 0.00 1.33 0.09 0.06 73.02 Average: 4 25.53 0.00 1.78 0.06 0.06 72.58 Average: 5 27.65 0.00 1.25 0.11 0.06 70.93 Average: 6 24.06 0.00 1.04 0.14 0.05 74.71 Average: 7 21.96 0.00 0.93 0.13 0.05 76.92