---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28461 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 17G 139G 11% / 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 766 19356 4 11969 30858 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:56:d1:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84509sec preferred_lft 84509sec inet6 fe80::f816:3eff:fe56:d198/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:58:84:19:80:9e 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::d458:84ff:fe19:809e/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-28461) 06/19/26 _x86_64_ (8 CPU) 00:23:23 LINUX RESTART (8 CPU) 00:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 12.03 0.05 11.59 0.39 1.91 3667.53 614.47 00:50:29 47.92 2.12 44.76 1.04 308.32 20205.26 4053.00 Average: 30.52 1.12 28.68 0.73 159.78 12188.04 2386.06 00:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23372472 28918224 3384200 10.30 163952 5550324 3522832 10.39 1352924 7618448 392088 00:50:29 20074604 31643660 630632 1.92 230556 11265688 1444724 4.26 3098132 8870460 108 Average: 21723538 30280942 2007416 6.11 197254 8408006 2483778 7.32 2225528 8244454 196098 00:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 61.53 48.98 238.15 12.50 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 00:50:29 lo 214.58 214.58 210.06 210.06 0.00 0.00 0.00 0.00 00:50:29 ens3 126.06 100.77 327.65 1272.76 0.00 0.00 0.00 0.00 00:50:29 docker0 72.70 84.24 1262.90 10.00 0.00 0.00 0.00 0.00 00:50:29 veth3c83f58 72.70 84.25 1263.89 10.00 0.00 0.00 0.00 0.10 Average: lo 111.42 111.42 108.30 108.30 0.00 0.00 0.00 0.00 Average: ens3 94.77 75.67 284.27 661.80 0.00 0.00 0.00 0.00 Average: docker0 37.46 43.40 650.67 5.15 0.00 0.00 0.00 0.00 Average: veth3c83f58 37.46 43.41 651.18 5.15 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-28461) 06/19/26 _x86_64_ (8 CPU) 00:23:23 LINUX RESTART (8 CPU) 00:30:11 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.02 0.00 1.35 0.04 0.09 64.51 00:40:01 0 30.27 0.00 1.38 0.05 0.09 68.21 00:40:01 1 30.99 0.00 1.21 0.08 0.09 67.63 00:40:01 2 42.18 0.00 1.39 0.01 0.09 56.33 00:40:01 3 30.21 0.00 1.47 0.10 0.09 68.14 00:40:01 4 42.51 0.00 1.42 0.03 0.09 55.95 00:40:01 5 32.07 0.00 1.15 0.03 0.08 66.68 00:40:01 6 31.61 0.00 1.37 0.03 0.08 66.91 00:40:01 7 32.29 0.00 1.37 0.05 0.08 66.21 00:50:29 all 15.08 0.00 1.39 0.32 0.07 83.15 00:50:29 0 11.72 0.00 1.03 0.10 0.06 87.09 00:50:29 1 15.33 0.00 1.22 0.24 0.07 83.14 00:50:29 2 17.33 0.00 1.85 0.24 0.08 80.50 00:50:29 3 15.92 0.00 1.84 0.66 0.07 81.51 00:50:29 4 14.79 0.00 1.16 0.19 0.06 83.79 00:50:29 5 18.67 0.00 1.56 0.35 0.07 79.36 00:50:29 6 15.64 0.00 1.57 0.09 0.06 82.64 00:50:29 7 11.25 0.00 0.85 0.65 0.06 87.18 Average: all 24.25 0.00 1.37 0.18 0.08 74.12 Average: 0 20.71 0.00 1.20 0.08 0.07 77.94 Average: 1 22.90 0.00 1.22 0.16 0.08 75.64 Average: 2 29.36 0.00 1.63 0.13 0.08 68.80 Average: 3 22.84 0.00 1.66 0.39 0.08 75.04 Average: 4 28.22 0.00 1.29 0.11 0.07 70.30 Average: 5 25.15 0.00 1.36 0.19 0.08 73.22 Average: 6 23.38 0.00 1.47 0.06 0.07 75.02 Average: 7 21.44 0.00 1.10 0.36 0.07 77.02