---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7188 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 751 19564 4 11775 30872 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:03:30:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84450sec preferred_lft 84450sec inet6 fe80::f816:3eff:fe03:3077/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:45:5b:01:9b:29 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::fc45:5bff:fe01:9b29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-7188) 04/24/26 _x86_64_ (8 CPU) 00:24:51 LINUX RESTART (8 CPU) 00:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:27 8.10 0.06 7.59 0.45 2.04 2414.45 121.51 00:50:14 55.51 2.24 51.94 1.33 329.23 23559.37 5051.92 Average: 31.37 1.13 29.36 0.88 162.62 12792.31 2541.34 00:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:27 24934704 29335536 2971780 9.04 148204 4465024 3092688 9.12 845936 6607384 30492 00:50:14 20274480 31643680 631752 1.92 232276 11066236 1425084 4.20 3000124 8771940 380 Average: 22604592 30489608 1801766 5.48 190240 7765630 2258886 6.66 1923030 7689662 15436 00:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:27 lo 3.74 3.74 0.34 0.34 0.00 0.00 0.00 0.00 00:40:27 ens3 50.27 39.89 222.50 11.02 0.00 0.00 0.00 0.00 00:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:14 lo 213.11 213.11 209.30 209.30 0.00 0.00 0.00 0.00 00:50:14 ens3 69.93 58.53 449.80 122.46 0.00 0.00 0.00 0.00 00:50:14 docker0 16.69 15.80 109.84 156.63 0.00 0.00 0.00 0.00 00:50:14 veth5ef02a2 10.99 8.85 109.64 2.06 0.00 0.00 0.00 0.01 Average: lo 106.50 106.50 102.90 102.90 0.00 0.00 0.00 0.00 Average: ens3 59.92 49.04 334.06 65.71 0.00 0.00 0.00 0.00 Average: docker0 8.19 7.76 53.91 76.87 0.00 0.00 0.00 0.00 Average: veth5ef02a2 5.39 4.34 53.81 1.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-7188) 04/24/26 _x86_64_ (8 CPU) 00:24:51 LINUX RESTART (8 CPU) 00:30:18 CPU %user %nice %system %iowait %steal %idle 00:40:27 all 36.75 0.00 1.42 0.03 0.06 61.73 00:40:27 0 32.74 0.00 1.05 0.00 0.06 66.14 00:40:27 1 35.02 0.00 1.44 0.06 0.07 63.42 00:40:27 2 41.07 0.00 1.70 0.01 0.07 57.15 00:40:27 3 41.19 0.00 1.42 0.02 0.07 57.29 00:40:27 4 36.34 0.00 1.36 0.01 0.06 62.23 00:40:27 5 34.77 0.00 1.53 0.01 0.06 63.62 00:40:27 6 32.76 0.00 1.42 0.08 0.06 65.68 00:40:27 7 40.13 0.00 1.46 0.02 0.07 58.32 00:50:14 all 15.22 0.00 1.40 0.20 0.05 83.13 00:50:14 0 14.58 0.00 1.10 0.11 0.05 84.16 00:50:14 1 15.94 0.00 1.39 0.14 0.05 82.47 00:50:14 2 13.39 0.00 1.20 0.20 0.05 85.15 00:50:14 3 16.51 0.00 1.34 0.04 0.05 82.05 00:50:14 4 11.74 0.00 1.21 0.46 0.05 86.53 00:50:14 5 14.39 0.00 1.62 0.16 0.06 83.78 00:50:14 6 16.68 0.00 1.80 0.26 0.05 81.20 00:50:14 7 18.49 0.00 1.51 0.24 0.05 79.71 Average: all 26.18 0.00 1.41 0.12 0.06 72.24 Average: 0 23.83 0.00 1.07 0.06 0.06 74.98 Average: 1 25.66 0.00 1.41 0.10 0.06 72.77 Average: 2 27.47 0.00 1.46 0.11 0.06 70.91 Average: 3 29.08 0.00 1.38 0.03 0.06 69.45 Average: 4 24.26 0.00 1.29 0.23 0.06 74.16 Average: 5 24.76 0.00 1.57 0.09 0.06 73.52 Average: 6 24.86 0.00 1.61 0.17 0.06 73.31 Average: 7 29.50 0.00 1.48 0.13 0.06 68.82