---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29040 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 18G 138G 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 768 18923 4 12399 30855 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:f0:2b:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83966sec preferred_lft 83966sec inet6 fe80::f816:3eff:fef0:2bfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:76:6d:8d:3d:37 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::a076:6dff:fe8d:3d37/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29040) 06/21/26 _x86_64_ (8 CPU) 00:24:40 LINUX RESTART (8 CPU) 00:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 56.04 4.67 49.95 1.42 287.97 7986.12 1132.26 00:50:01 7.26 0.05 6.82 0.39 1.96 2489.66 785.72 01:00:15 43.06 2.13 39.82 1.10 311.43 23310.63 3214.38 Average: 35.32 2.26 32.10 0.97 200.49 11381.94 1727.28 00:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 25297592 29326512 2984324 9.08 135564 4137216 3358724 9.90 733512 6411028 37852 00:50:01 24001016 29249632 3054044 9.29 164804 5257756 3187312 9.40 1053568 7289308 514460 01:00:15 19636336 31629048 644448 1.96 230444 11675012 1448128 4.27 3131812 9270724 464 Average: 22978315 30068397 2227605 6.78 176937 7023328 2664721 7.86 1639631 7657020 184259 00:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 4.60 4.60 0.45 0.45 0.00 0.00 0.00 0.00 00:40:01 ens3 127.93 101.31 1173.88 19.36 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 00:50:01 lo 1.78 1.78 0.16 0.16 0.00 0.00 0.00 0.00 00:50:01 ens3 57.48 48.49 256.31 12.38 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:15 lo 230.86 230.86 226.03 226.03 0.00 0.00 0.00 0.00 01:00:15 ens3 105.75 101.00 331.98 1319.79 0.00 0.00 0.00 0.00 01:00:15 docker0 72.35 67.27 1310.19 7.82 0.00 0.00 0.00 0.00 01:00:15 vethacd0c2d 72.34 67.28 1311.18 7.82 0.00 0.00 0.00 0.11 Average: lo 80.89 80.89 77.35 77.35 0.00 0.00 0.00 0.00 Average: ens3 96.84 83.57 580.17 460.92 0.00 0.00 0.00 0.00 Average: docker0 24.70 22.96 447.22 2.67 0.00 0.00 0.00 0.00 Average: vethacd0c2d 24.69 22.96 447.56 2.67 0.00 0.00 0.00 0.04 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29040) 06/21/26 _x86_64_ (8 CPU) 00:24:40 LINUX RESTART (8 CPU) 00:30:17 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 18.06 0.00 1.25 0.16 0.04 80.49 00:40:01 0 15.20 0.00 1.11 0.05 0.04 83.61 00:40:01 1 21.54 0.00 1.42 0.12 0.05 76.86 00:40:01 2 17.21 0.00 1.48 0.47 0.04 80.79 00:40:01 3 15.28 0.00 1.17 0.11 0.04 83.39 00:40:01 4 20.79 0.00 1.24 0.04 0.04 77.88 00:40:01 5 16.79 0.00 1.15 0.03 0.04 82.00 00:40:01 6 20.03 0.00 1.26 0.40 0.04 78.27 00:40:01 7 17.65 0.00 1.18 0.04 0.04 81.09 00:50:01 all 34.66 0.00 1.41 0.02 0.07 63.84 00:50:01 0 30.70 0.00 1.52 0.03 0.07 67.68 00:50:01 1 34.62 0.00 1.33 0.02 0.07 63.97 00:50:01 2 39.48 0.00 1.62 0.03 0.07 58.80 00:50:01 3 38.42 0.00 1.27 0.02 0.06 60.23 00:50:01 4 29.93 0.00 1.32 0.04 0.07 68.65 00:50:01 5 37.14 0.00 1.48 0.01 0.07 61.30 00:50:01 6 33.74 0.00 1.54 0.05 0.06 64.60 00:50:01 7 33.22 0.00 1.20 0.01 0.06 65.51 01:00:15 all 14.22 0.00 1.32 0.17 0.05 84.23 01:00:15 0 14.28 0.00 1.79 0.13 0.05 83.75 01:00:15 1 14.08 0.00 1.67 0.09 0.05 84.10 01:00:15 2 23.15 0.00 1.83 0.10 0.05 74.87 01:00:15 3 14.03 0.00 1.20 0.17 0.05 84.55 01:00:15 4 11.80 0.00 1.10 0.46 0.04 86.60 01:00:15 5 14.99 0.00 1.17 0.04 0.05 83.75 01:00:15 6 11.04 0.00 0.97 0.19 0.05 87.75 01:00:15 7 10.43 0.00 0.86 0.16 0.05 88.49 Average: all 22.28 0.00 1.33 0.12 0.05 76.22 Average: 0 20.05 0.00 1.48 0.07 0.05 78.35 Average: 1 23.35 0.00 1.48 0.08 0.06 75.04 Average: 2 26.66 0.00 1.65 0.19 0.05 71.44 Average: 3 22.57 0.00 1.21 0.10 0.05 76.07 Average: 4 20.77 0.00 1.22 0.18 0.05 77.77 Average: 5 22.95 0.00 1.27 0.03 0.05 75.70 Average: 6 21.53 0.00 1.25 0.21 0.05 76.95 Average: 7 20.37 0.00 1.08 0.07 0.05 78.43