---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10731 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 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 909 24913 4 6269 30715 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:01:b1:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83827sec preferred_lft 83827sec inet6 fe80::f816:3eff:fe01:b192/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:e7:07:4d:63:46 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-10731) 05/04/26 _x86_64_ (8 CPU) 02:31:19 LINUX RESTART (8 CPU) 02:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:10 25.08 0.16 22.00 2.92 5.87 2764.18 5781.22 03:00:08 35.45 0.01 30.81 4.62 0.53 2857.88 9344.38 03:10:07 62.86 12.20 30.76 19.89 143.56 7060.73 527514.73 Average: 41.12 4.12 27.86 9.14 49.96 4226.78 180783.16 02:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:10 25649104 29219608 3089788 9.40 168416 3625064 3208300 9.46 720388 6038992 1632 03:00:08 25392684 29484956 2819656 8.58 205800 4062452 3359580 9.91 853856 6114584 31636 03:10:07 25703996 31629936 667708 2.03 237252 5773496 1235472 3.64 1515904 5000716 29436 Average: 25581928 30111500 2192384 6.67 203823 4487004 2601117 7.67 1030049 5718097 20901 02:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:10 lo 1069.36 1069.36 1017.30 1017.30 0.00 0.00 0.00 0.00 02:50:10 ens3 48.73 36.84 21.99 14.33 0.00 0.00 0.00 0.00 02:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:08 lo 2036.91 2036.91 1940.66 1940.66 0.00 0.00 0.00 0.00 03:00:08 ens3 48.34 34.23 15.69 13.32 0.00 0.00 0.00 0.00 03:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:07 lo 1267.45 1267.45 1204.26 1204.26 0.00 0.00 0.00 0.00 03:10:07 ens3 75.14 58.52 179.60 71.15 0.00 0.00 0.00 0.00 03:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1457.56 1457.56 1387.07 1387.07 0.00 0.00 0.00 0.00 Average: ens3 57.40 43.20 72.40 32.92 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-10731) 05/04/26 _x86_64_ (8 CPU) 02:31:19 LINUX RESTART (8 CPU) 02:40:10 CPU %user %nice %system %iowait %steal %idle 02:50:10 all 37.89 0.00 1.61 0.05 0.08 60.38 02:50:10 0 36.71 0.00 1.48 0.08 0.08 61.65 02:50:10 1 37.48 0.00 1.48 0.02 0.08 60.94 02:50:10 2 39.82 0.00 1.97 0.06 0.08 58.08 02:50:10 3 41.20 0.00 1.68 0.04 0.08 57.01 02:50:10 4 34.74 0.00 1.66 0.04 0.07 63.49 02:50:10 5 37.94 0.00 1.68 0.09 0.07 60.22 02:50:10 6 36.92 0.00 1.42 0.03 0.08 61.55 02:50:10 7 38.28 0.00 1.49 0.02 0.08 60.14 03:00:08 all 38.41 0.00 1.96 0.06 0.08 59.50 03:00:08 0 35.06 0.00 2.07 0.04 0.07 62.75 03:00:08 1 39.86 0.00 2.02 0.04 0.08 58.00 03:00:08 2 39.92 0.00 2.21 0.11 0.09 57.68 03:00:08 3 35.54 0.00 1.77 0.09 0.08 62.52 03:00:08 4 40.95 0.00 2.06 0.04 0.08 56.87 03:00:08 5 40.67 0.00 1.79 0.04 0.08 57.42 03:00:08 6 39.39 0.00 1.79 0.05 0.08 58.69 03:00:08 7 35.87 0.00 1.96 0.05 0.07 62.04 03:10:07 all 33.30 0.04 1.66 0.14 0.08 64.78 03:10:07 0 30.45 0.04 1.62 0.07 0.08 67.73 03:10:07 1 34.06 0.00 1.65 0.11 0.08 64.10 03:10:07 2 34.89 0.00 1.50 0.30 0.09 63.22 03:10:07 3 33.79 0.31 1.89 0.24 0.08 63.69 03:10:07 4 34.16 0.00 1.54 0.16 0.08 64.05 03:10:07 5 35.19 0.00 1.87 0.03 0.09 62.82 03:10:07 6 33.49 0.00 1.58 0.13 0.08 64.72 03:10:07 7 30.38 0.00 1.62 0.07 0.07 67.86 Average: all 36.53 0.01 1.74 0.08 0.08 61.55 Average: 0 34.08 0.01 1.73 0.06 0.08 64.04 Average: 1 37.13 0.00 1.72 0.06 0.08 61.01 Average: 2 38.21 0.00 1.89 0.15 0.08 59.66 Average: 3 36.85 0.10 1.78 0.12 0.08 61.07 Average: 4 36.61 0.00 1.75 0.08 0.08 61.48 Average: 5 37.93 0.00 1.78 0.05 0.08 60.15 Average: 6 36.60 0.00 1.59 0.07 0.08 61.65 Average: 7 34.84 0.00 1.69 0.05 0.07 63.35