---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2658 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: 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 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 925 24633 4 6533 30699 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:52:0d:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83875sec preferred_lft 83875sec inet6 fe80::f816:3eff:fe52:deb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:b2:14:82:29:21 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-2658) 01/21/26 _x86_64_ (8 CPU) 12:59:28 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:18 67.99 16.49 48.71 2.79 954.17 18818.97 26592.03 13:20:17 39.09 0.14 21.64 17.32 5.77 2644.40 515760.82 13:30:17 40.24 0.00 35.20 5.03 0.07 3272.70 13204.82 13:40:18 25.15 0.13 21.81 3.21 6.35 6333.63 8685.00 Average: 43.29 4.28 31.96 7.05 246.70 7847.47 140118.49 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:18 26686836 30103500 2207072 6.72 142992 3528036 2392860 7.06 853948 4900980 93940 13:20:17 25480080 29507808 2797628 8.51 174840 4056960 2901208 8.56 1001172 5913096 96872 13:30:17 24566276 29121096 3178868 9.67 216208 4489932 3619924 10.67 1151348 6618728 39444 13:40:18 25443872 31638804 654180 1.99 233408 6051860 1236320 3.65 1734196 5056392 48 Average: 25544266 30092802 2209437 6.72 191862 4531697 2537578 7.48 1185166 5622299 57576 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:18 lo 649.94 649.94 618.79 618.79 0.00 0.00 0.00 0.00 13:10:18 ens3 123.51 94.01 1178.49 20.60 0.00 0.00 0.00 0.00 13:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 lo 1015.06 1015.06 965.11 965.11 0.00 0.00 0.00 0.00 13:20:17 ens3 52.16 36.87 21.72 14.51 0.00 0.00 0.00 0.00 13:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:17 lo 2162.09 2162.09 2058.75 2058.75 0.00 0.00 0.00 0.00 13:30:17 ens3 52.83 39.56 19.39 16.79 0.00 0.00 0.00 0.00 13:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:18 lo 713.01 713.01 662.70 662.70 0.00 0.00 0.00 0.00 13:40:18 ens3 113.51 120.38 210.79 908.04 0.00 0.00 0.00 0.00 13:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1131.50 1131.50 1073.02 1073.02 0.00 0.00 0.00 0.00 Average: ens3 85.79 72.88 363.53 238.61 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-2658) 01/21/26 _x86_64_ (8 CPU) 12:59:28 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:18 all 18.79 0.04 1.08 0.61 0.05 79.43 13:10:18 0 16.33 0.00 1.18 0.25 0.04 82.20 13:10:18 1 18.39 0.29 1.31 0.80 0.05 79.17 13:10:18 2 24.49 0.00 0.99 0.52 0.06 73.94 13:10:18 3 17.55 0.00 0.98 1.93 0.05 79.48 13:10:18 4 18.99 0.00 1.21 0.30 0.05 79.45 13:10:18 5 20.74 0.00 1.15 0.66 0.06 77.39 13:10:18 6 16.36 0.00 0.96 0.14 0.05 82.48 13:10:18 7 17.48 0.04 0.82 0.25 0.05 81.35 13:20:17 all 35.71 0.00 1.42 0.21 0.07 62.59 13:20:17 0 32.86 0.00 1.65 0.35 0.07 65.06 13:20:17 1 35.69 0.00 1.78 0.47 0.08 61.99 13:20:17 2 39.07 0.00 1.23 0.05 0.08 59.57 13:20:17 3 37.42 0.00 1.45 0.06 0.08 61.00 13:20:17 4 37.15 0.00 1.49 0.05 0.08 61.24 13:20:17 5 33.52 0.00 1.46 0.52 0.07 64.43 13:20:17 6 37.52 0.00 1.06 0.05 0.07 61.30 13:20:17 7 32.41 0.00 1.24 0.14 0.07 66.14 13:30:17 all 42.05 0.00 1.90 0.12 0.08 55.85 13:30:17 0 40.57 0.00 2.05 0.11 0.08 57.19 13:30:17 1 43.51 0.00 2.05 0.19 0.08 54.16 13:30:17 2 43.17 0.00 1.81 0.10 0.08 54.85 13:30:17 3 38.08 0.00 1.77 0.24 0.07 59.84 13:30:17 4 44.09 0.00 1.38 0.07 0.07 54.38 13:30:17 5 41.53 0.00 1.97 0.07 0.08 56.35 13:30:17 6 43.54 0.00 1.99 0.07 0.08 54.32 13:30:17 7 41.93 0.00 2.17 0.11 0.08 55.71 13:40:18 all 23.37 0.00 1.05 0.15 0.06 75.36 13:40:18 0 19.94 0.00 1.02 0.34 0.05 78.65 13:40:18 1 22.25 0.00 0.94 0.35 0.06 76.40 13:40:18 2 26.38 0.00 1.16 0.23 0.06 72.17 13:40:18 3 19.74 0.00 0.93 0.03 0.06 79.24 13:40:18 4 22.80 0.00 1.00 0.09 0.06 76.05 13:40:18 5 27.33 0.00 1.25 0.02 0.07 71.33 13:40:18 6 26.96 0.00 1.08 0.04 0.06 71.86 13:40:18 7 21.60 0.00 1.06 0.09 0.06 77.20 Average: all 29.89 0.01 1.36 0.27 0.06 68.40 Average: 0 27.33 0.00 1.47 0.26 0.06 70.87 Average: 1 29.87 0.07 1.52 0.45 0.07 68.01 Average: 2 33.21 0.00 1.30 0.23 0.07 65.20 Average: 3 28.12 0.00 1.28 0.57 0.06 69.97 Average: 4 30.66 0.00 1.27 0.13 0.06 67.87 Average: 5 30.70 0.00 1.46 0.32 0.07 67.45 Average: 6 30.98 0.00 1.27 0.08 0.06 67.61 Average: 7 28.27 0.01 1.32 0.15 0.06 70.19