---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15308 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 11G 145G 7% / 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 25809 4 5378 30719 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:20:f3:75 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 83417sec preferred_lft 83417sec inet6 fe80::f816:3eff:fe20:f375/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:c4:21:67:89:6a 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-15308) 12/20/25 _x86_64_ (8 CPU) 09:29:33 LINUX RESTART (8 CPU) 09:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:00 34.65 8.07 25.54 1.04 1791.97 3138.95 2320.80 09:50:00 20.25 2.75 15.74 1.76 146.09 2786.88 3623.95 10:00:00 38.41 0.15 21.30 16.96 5.92 2330.92 530711.49 10:10:00 35.11 0.00 30.56 4.55 0.05 2828.92 26637.29 Average: 32.11 2.75 23.28 6.08 486.40 2771.53 140782.42 09:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:00 29378716 31861228 484612 1.47 101680 2686552 1089512 3.21 511512 2607340 4 09:50:00 26277116 29575600 2736572 8.33 138176 3432000 3039532 8.96 781992 5400784 75584 10:00:00 24944032 28765396 3542816 10.78 168868 3879532 3845600 11.34 894560 6579328 108268 10:10:00 24779464 29011188 3292884 10.02 204068 4211268 3383248 9.98 997176 6595588 39336 Average: 26344832 29803353 2514221 7.65 153198 3552338 2839473 8.37 796310 5295760 55798 09:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:00 lo 0.23 0.23 0.03 0.03 0.00 0.00 0.00 0.00 09:40:00 ens3 57.42 40.16 432.99 8.54 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:00 lo 748.81 748.81 713.06 713.06 0.00 0.00 0.00 0.00 09:50:00 ens3 81.51 59.13 765.00 11.35 0.00 0.00 0.00 0.00 09:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:00 lo 1242.92 1242.92 1182.43 1182.43 0.00 0.00 0.00 0.00 10:00:00 ens3 37.05 26.19 18.69 11.81 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:00 lo 1845.13 1845.13 1756.44 1756.44 0.00 0.00 0.00 0.00 10:10:00 ens3 43.97 30.00 15.91 13.80 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 958.99 958.99 912.72 912.72 0.00 0.00 0.00 0.00 Average: ens3 54.99 38.87 308.19 11.37 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-15308) 12/20/25 _x86_64_ (8 CPU) 09:29:33 LINUX RESTART (8 CPU) 09:30:00 CPU %user %nice %system %iowait %steal %idle 09:40:00 all 1.63 0.00 0.24 0.42 0.02 97.69 09:40:00 0 1.86 0.00 0.17 0.07 0.03 97.87 09:40:00 1 0.72 0.00 0.22 1.08 0.03 97.95 09:40:00 2 2.15 0.00 0.30 0.34 0.02 97.19 09:40:00 3 3.71 0.00 0.42 0.81 0.02 95.04 09:40:00 4 0.89 0.00 0.22 0.54 0.01 98.34 09:40:00 5 1.14 0.00 0.18 0.08 0.01 98.58 09:40:00 6 1.34 0.00 0.21 0.24 0.01 98.20 09:40:00 7 1.26 0.00 0.20 0.18 0.02 98.34 09:50:00 all 20.80 0.00 1.01 0.06 0.05 78.07 09:50:00 0 17.50 0.00 0.92 0.05 0.05 81.47 09:50:00 1 19.39 0.00 1.10 0.06 0.05 79.40 09:50:00 2 21.29 0.00 1.13 0.08 0.05 77.46 09:50:00 3 21.96 0.00 1.06 0.05 0.05 76.87 09:50:00 4 22.95 0.00 1.04 0.03 0.05 75.93 09:50:00 5 19.96 0.00 0.88 0.11 0.05 79.00 09:50:00 6 22.42 0.00 1.08 0.04 0.06 76.40 09:50:00 7 20.97 0.00 0.87 0.05 0.05 78.06 10:00:00 all 34.25 0.00 1.63 0.11 0.08 63.94 10:00:00 0 32.42 0.00 1.66 0.17 0.08 65.67 10:00:00 1 35.41 0.00 1.66 0.07 0.09 62.78 10:00:00 2 37.02 0.00 1.83 0.10 0.08 60.97 10:00:00 3 36.42 0.00 1.73 0.11 0.08 61.67 10:00:00 4 31.65 0.00 1.61 0.06 0.08 66.61 10:00:00 5 35.74 0.00 1.62 0.19 0.08 62.37 10:00:00 6 33.33 0.00 1.47 0.07 0.08 65.05 10:00:00 7 32.03 0.00 1.44 0.08 0.08 66.36 10:10:00 all 38.77 0.00 2.09 0.11 0.09 58.94 10:10:00 0 35.54 0.00 2.21 0.07 0.09 62.09 10:10:00 1 39.30 0.00 2.56 0.26 0.09 57.79 10:10:00 2 43.15 0.00 2.15 0.08 0.09 54.53 10:10:00 3 37.95 0.00 1.78 0.05 0.08 60.14 10:10:00 4 37.89 0.00 2.45 0.09 0.09 59.49 10:10:00 5 43.33 0.00 1.73 0.21 0.10 54.63 10:10:00 6 33.59 0.00 1.79 0.05 0.08 64.49 10:10:00 7 39.43 0.00 2.07 0.06 0.09 58.35 Average: all 23.83 0.00 1.24 0.17 0.06 74.70 Average: 0 21.78 0.00 1.24 0.09 0.06 76.83 Average: 1 23.67 0.00 1.38 0.37 0.06 74.51 Average: 2 25.86 0.00 1.35 0.15 0.06 72.58 Average: 3 24.98 0.00 1.25 0.25 0.06 73.46 Average: 4 23.31 0.00 1.33 0.18 0.06 75.13 Average: 5 25.01 0.00 1.10 0.15 0.06 73.68 Average: 6 22.64 0.00 1.14 0.10 0.06 76.06 Average: 7 23.39 0.00 1.14 0.09 0.06 75.32