---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10982 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 926 24875 4 6291 30698 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:f4:ca:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83790sec preferred_lft 83790sec inet6 fe80::f816:3eff:fef4:ca8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:dc:7b:2b:a6:b4 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-10982) 05/05/26 _x86_64_ (8 CPU) 02:31:22 LINUX RESTART (8 CPU) 02:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:01 28.23 0.16 24.61 3.46 5.91 2865.79 14180.63 03:00:01 35.63 0.01 30.99 4.63 0.09 2969.14 16667.78 03:10:01 35.91 0.30 31.17 4.43 11.76 7050.93 9207.23 Average: 33.25 0.16 28.92 4.17 5.92 4295.51 13351.48 02:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:01 25023132 28681104 3626584 11.04 170724 3708468 3707224 10.93 750800 6637208 43800 03:00:01 24781660 28966956 3335896 10.15 207476 4151404 3899756 11.50 884424 6697616 31148 03:10:01 25675928 31624184 672512 2.05 237356 5808308 1235132 3.64 1499252 5073676 27728 Average: 25160240 29757415 2544997 7.74 205185 4556060 2947371 8.69 1044825 6136167 34225 02:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:01 lo 1347.14 1347.14 1282.27 1282.27 0.00 0.00 0.00 0.00 02:50:01 ens3 54.91 39.79 22.71 15.32 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1973.27 1973.27 1880.14 1880.14 0.00 0.00 0.00 0.00 03:00:01 ens3 58.44 39.56 18.45 15.38 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 lo 1271.10 1271.10 1210.07 1210.07 0.00 0.00 0.00 0.00 03:10:01 ens3 76.90 52.78 176.93 17.07 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1530.47 1530.47 1457.46 1457.46 0.00 0.00 0.00 0.00 Average: ens3 63.42 44.04 72.70 15.92 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-10982) 05/05/26 _x86_64_ (8 CPU) 02:31:22 LINUX RESTART (8 CPU) 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 38.96 0.00 1.70 0.04 0.07 59.23 02:50:01 0 35.75 0.00 1.66 0.10 0.07 62.42 02:50:01 1 39.29 0.00 1.86 0.02 0.07 58.77 02:50:01 2 39.23 0.00 1.77 0.02 0.07 58.91 02:50:01 3 38.68 0.00 1.78 0.04 0.07 59.43 02:50:01 4 42.30 0.00 1.67 0.07 0.07 55.89 02:50:01 5 38.16 0.00 1.57 0.06 0.07 60.14 02:50:01 6 40.62 0.00 1.65 0.04 0.06 57.64 02:50:01 7 37.64 0.00 1.67 0.01 0.07 60.61 03:00:01 all 34.84 0.00 1.78 0.21 0.07 63.10 03:00:01 0 35.89 0.00 1.59 0.11 0.07 62.33 03:00:01 1 36.17 0.00 1.98 0.05 0.08 61.73 03:00:01 2 34.60 0.00 1.85 1.16 0.07 62.32 03:00:01 3 38.27 0.00 1.79 0.05 0.07 59.82 03:00:01 4 38.35 0.00 1.72 0.08 0.07 59.77 03:00:01 5 32.16 0.00 1.97 0.09 0.07 65.72 03:00:01 6 30.65 0.00 1.66 0.04 0.07 67.58 03:00:01 7 32.68 0.00 1.65 0.07 0.07 65.53 03:10:01 all 31.78 0.00 1.62 0.12 0.06 66.42 03:10:01 0 32.97 0.00 1.71 0.04 0.07 65.21 03:10:01 1 32.38 0.00 1.63 0.10 0.07 65.83 03:10:01 2 29.94 0.00 1.75 0.07 0.06 68.18 03:10:01 3 30.53 0.00 1.53 0.14 0.07 67.73 03:10:01 4 31.26 0.00 1.72 0.27 0.06 66.68 03:10:01 5 31.38 0.00 1.74 0.07 0.06 66.76 03:10:01 6 33.13 0.00 1.50 0.20 0.07 65.10 03:10:01 7 32.61 0.00 1.38 0.06 0.06 65.89 Average: all 35.19 0.00 1.70 0.12 0.07 62.92 Average: 0 34.87 0.00 1.65 0.09 0.07 63.32 Average: 1 35.95 0.00 1.82 0.06 0.07 62.11 Average: 2 34.59 0.00 1.79 0.42 0.07 63.14 Average: 3 35.83 0.00 1.70 0.08 0.07 62.33 Average: 4 37.31 0.00 1.71 0.14 0.07 60.78 Average: 5 33.90 0.00 1.76 0.07 0.07 64.21 Average: 6 34.80 0.00 1.60 0.09 0.07 63.44 Average: 7 34.31 0.00 1.57 0.05 0.07 64.01