---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32622 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: 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 893 24883 4 6314 30730 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:0b:09:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84399sec preferred_lft 84399sec inet6 fe80::f816:3eff:fe0b:9ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:c3:a7:77:6f:a6 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-32622) 07/03/26 _x86_64_ (8 CPU) 11:47:40 LINUX RESTART (8 CPU) 11:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:11 30.70 0.74 26.85 3.10 28.44 4306.53 11822.25 12:10:00 36.24 0.02 31.32 4.90 0.12 2586.77 14066.47 12:20:00 32.82 0.01 29.16 3.66 0.36 4824.71 15784.97 Average: 33.23 0.26 29.10 3.88 9.70 3914.08 13889.80 11:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:11 25945892 29532088 2777748 8.45 163728 3646408 2838872 8.37 696512 5771028 41108 12:10:00 25400896 29352620 2952964 8.99 195488 3942560 2993924 8.83 805944 6172348 14468 12:20:00 25586484 31547844 750196 2.28 226036 5831372 1310064 3.86 1489312 5171816 882400 Average: 25644424 30144184 2160303 6.57 195084 4473447 2380953 7.02 997256 5705064 312659 11:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:11 lo 1287.13 1287.13 1224.91 1224.91 0.00 0.00 0.00 0.00 12:00:11 ens3 58.92 44.65 334.70 10.44 0.00 0.00 0.00 0.00 12:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 lo 2076.23 2076.23 1978.70 1978.70 0.00 0.00 0.00 0.00 12:10:00 ens3 21.42 18.40 8.73 5.86 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 lo 1247.78 1247.78 1187.68 1187.68 0.00 0.00 0.00 0.00 12:20:00 ens3 50.39 42.15 194.18 37.19 0.00 0.00 0.00 0.00 12:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1533.73 1533.73 1460.60 1460.60 0.00 0.00 0.00 0.00 Average: ens3 43.71 35.17 180.27 17.90 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-32622) 07/03/26 _x86_64_ (8 CPU) 11:47:40 LINUX RESTART (8 CPU) 11:50:11 CPU %user %nice %system %iowait %steal %idle 12:00:11 all 40.49 0.00 1.62 0.05 0.08 57.75 12:00:11 0 39.55 0.00 1.31 0.02 0.08 59.04 12:00:11 1 38.63 0.00 1.78 0.05 0.08 59.47 12:00:11 2 42.98 0.00 1.68 0.05 0.08 55.21 12:00:11 3 42.07 0.00 1.88 0.11 0.08 55.86 12:00:11 4 42.63 0.00 1.89 0.06 0.08 55.34 12:00:11 5 44.44 0.00 1.74 0.07 0.09 53.66 12:00:11 6 34.54 0.00 1.35 0.05 0.07 63.99 12:00:11 7 39.09 0.00 1.37 0.04 0.08 59.42 12:10:00 all 37.92 0.00 1.73 0.07 0.08 60.20 12:10:00 0 35.67 0.00 1.57 0.04 0.08 62.65 12:10:00 1 37.05 0.00 1.67 0.09 0.07 61.12 12:10:00 2 41.70 0.00 2.04 0.04 0.10 56.12 12:10:00 3 38.90 0.00 1.53 0.11 0.08 59.38 12:10:00 4 37.06 0.00 1.80 0.06 0.08 61.00 12:10:00 5 40.10 0.00 1.93 0.11 0.08 57.77 12:10:00 6 33.69 0.00 1.53 0.04 0.08 64.66 12:10:00 7 39.17 0.00 1.79 0.06 0.08 58.91 12:20:00 all 34.79 0.00 1.62 0.11 0.07 63.42 12:20:00 0 31.02 0.00 1.34 0.05 0.07 67.53 12:20:00 1 32.56 0.00 1.60 0.04 0.07 65.72 12:20:00 2 37.94 0.00 1.88 0.26 0.08 59.84 12:20:00 3 37.78 0.00 1.38 0.10 0.08 60.66 12:20:00 4 34.97 0.00 1.53 0.22 0.07 63.21 12:20:00 5 35.91 0.00 1.98 0.09 0.08 61.95 12:20:00 6 35.25 0.00 1.62 0.07 0.07 62.98 12:20:00 7 32.86 0.00 1.60 0.02 0.07 65.45 Average: all 37.73 0.00 1.66 0.08 0.08 60.46 Average: 0 35.41 0.00 1.40 0.03 0.08 63.07 Average: 1 36.07 0.00 1.68 0.06 0.07 62.11 Average: 2 40.87 0.00 1.87 0.12 0.09 57.06 Average: 3 39.59 0.00 1.60 0.11 0.08 58.63 Average: 4 38.23 0.00 1.74 0.11 0.08 59.84 Average: 5 40.15 0.00 1.88 0.09 0.08 57.79 Average: 6 34.50 0.00 1.50 0.05 0.07 63.87 Average: 7 37.03 0.00 1.58 0.04 0.07 61.27