---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2835 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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 17G 138G 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 781 19364 4 11946 30843 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:82:5f:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.1/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84567sec preferred_lft 84567sec inet6 fe80::f816:3eff:fe82:5f75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:46:3b:88:2e:ad 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::cc46:3bff:fe88:2ead/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2835) 04/15/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 12.63 0.27 11.76 0.60 9.72 5184.05 2018.25 01:00:14 51.64 2.34 48.13 1.17 359.30 23165.65 4186.43 Average: 32.47 1.32 30.26 0.89 187.50 14328.80 3120.90 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24826320 29115384 3192708 9.72 146508 4349244 3294148 9.71 852820 6709808 128 01:00:14 20085436 31628456 646240 1.97 230088 11228208 1427764 4.21 3069744 8885132 396 Average: 22455878 30371920 1919474 5.84 188298 7788726 2360956 6.96 1961282 7797470 262 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.71 5.71 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 61.51 46.39 235.53 12.56 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 01:00:14 lo 4662.39 4662.39 4454.44 4454.44 0.00 0.00 0.00 0.00 01:00:14 ens3 74.75 63.15 598.25 125.03 0.00 0.00 0.00 0.00 01:00:14 docker0 17.13 17.07 113.01 150.19 0.00 0.00 0.00 0.00 01:00:14 veth54b476c 11.46 10.58 112.83 2.13 0.00 0.00 0.00 0.01 Average: lo 2373.92 2373.92 2265.63 2265.63 0.00 0.00 0.00 0.00 Average: ens3 68.24 54.91 419.99 69.76 0.00 0.00 0.00 0.00 Average: docker0 8.71 8.68 57.47 76.38 0.00 0.00 0.00 0.00 Average: veth54b476c 5.83 5.38 57.38 1.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2835) 04/15/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 37.47 0.00 1.22 0.11 0.08 61.12 00:50:01 0 33.70 0.00 1.02 0.01 0.07 65.19 00:50:01 1 41.10 0.00 1.35 0.10 0.08 57.37 00:50:01 2 35.58 0.00 1.36 0.05 0.08 62.93 00:50:01 3 32.42 0.00 1.10 0.37 0.08 66.03 00:50:01 4 37.79 0.00 1.15 0.06 0.08 60.92 00:50:01 5 39.72 0.00 1.32 0.05 0.08 58.83 00:50:01 6 46.79 0.00 1.33 0.21 0.08 51.58 00:50:01 7 32.69 0.00 1.15 0.05 0.07 66.04 01:00:14 all 17.42 0.00 2.18 0.24 0.05 80.11 01:00:14 0 17.85 0.00 1.93 0.11 0.05 80.07 01:00:14 1 23.18 0.00 4.62 0.11 0.06 72.03 01:00:14 2 15.33 0.00 1.52 0.10 0.05 83.00 01:00:14 3 14.90 0.00 1.59 0.34 0.06 83.11 01:00:14 4 18.09 0.00 2.37 0.61 0.05 78.88 01:00:14 5 15.21 0.00 1.56 0.10 0.05 83.08 01:00:14 6 18.58 0.00 1.42 0.28 0.05 79.67 01:00:14 7 16.25 0.00 2.45 0.25 0.05 81.00 Average: all 27.28 0.00 1.71 0.18 0.06 70.77 Average: 0 25.64 0.00 1.48 0.06 0.06 72.75 Average: 1 32.00 0.00 3.01 0.11 0.07 64.82 Average: 2 25.28 0.00 1.44 0.08 0.06 73.14 Average: 3 23.53 0.00 1.35 0.35 0.07 74.70 Average: 4 27.79 0.00 1.77 0.34 0.07 70.03 Average: 5 27.25 0.00 1.44 0.07 0.06 71.17 Average: 6 32.45 0.00 1.38 0.25 0.07 65.87 Average: 7 24.35 0.00 1.81 0.15 0.06 73.63