---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19884 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 888 24516 4 6687 30735 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:67:5f:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84009sec preferred_lft 84009sec inet6 fe80::f816:3eff:fe67:5fe7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:f2:ef:9c:01:60 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-19884) 05/25/26 _x86_64_ (8 CPU) 11:08:59 LINUX RESTART (8 CPU) 11:10:45 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:21 36.56 4.12 29.55 2.89 813.65 6628.09 17569.99 11:30:01 38.44 0.12 33.37 4.95 6.07 2721.48 20933.55 11:40:44 60.50 11.10 30.61 18.79 123.00 3013.31 489131.77 Average: 45.72 5.32 31.16 9.23 306.66 4077.77 187083.88 11:10:45 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:21 25662004 29535680 2772068 8.44 161712 3935840 2832008 8.35 888028 5854796 9744 11:30:01 25127052 29412620 2890608 8.80 200800 4267288 2843196 8.38 1006196 6216272 11004 11:40:44 24137220 29031244 3267464 9.94 227872 4792444 3167140 9.34 1186904 6974412 16176 Average: 24975425 29326515 2976713 9.06 196795 4331857 2947448 8.69 1027043 6348493 12308 11:10:45 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:21 lo 885.31 885.31 841.77 841.77 0.00 0.00 0.00 0.00 11:20:21 ens3 142.48 101.84 1129.53 25.18 0.00 0.00 0.00 0.00 11:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 2168.89 2168.89 2067.07 2067.07 0.00 0.00 0.00 0.00 11:30:01 ens3 49.27 33.91 18.82 14.29 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:44 lo 1670.54 1670.54 1590.78 1590.78 0.00 0.00 0.00 0.00 11:40:44 ens3 52.01 35.19 19.52 15.27 0.00 0.00 0.00 0.00 11:40:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1579.51 1579.51 1504.25 1504.25 0.00 0.00 0.00 0.00 Average: ens3 80.12 56.14 375.05 18.13 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-19884) 05/25/26 _x86_64_ (8 CPU) 11:08:59 LINUX RESTART (8 CPU) 11:10:45 CPU %user %nice %system %iowait %steal %idle 11:20:21 all 38.50 0.00 1.62 0.14 0.09 59.65 11:20:21 0 37.77 0.00 1.47 0.15 0.09 60.52 11:20:21 1 44.15 0.00 1.98 0.19 0.10 53.58 11:20:21 2 37.50 0.00 1.63 0.07 0.09 60.70 11:20:21 3 37.62 0.00 1.68 0.14 0.09 60.46 11:20:21 4 40.24 0.00 1.74 0.06 0.09 57.86 11:20:21 5 38.24 0.00 1.65 0.19 0.10 59.82 11:20:21 6 34.74 0.00 1.35 0.15 0.09 63.68 11:20:21 7 37.72 0.00 1.48 0.13 0.09 60.58 11:30:01 all 38.60 0.00 1.88 0.10 0.09 59.33 11:30:01 0 36.29 0.00 1.83 0.14 0.09 61.65 11:30:01 1 42.31 0.00 2.10 0.06 0.09 55.43 11:30:01 2 42.20 0.00 1.80 0.04 0.09 55.88 11:30:01 3 34.52 0.00 1.82 0.06 0.09 63.52 11:30:01 4 38.87 0.00 1.88 0.12 0.09 59.04 11:30:01 5 38.67 0.00 2.00 0.16 0.09 59.08 11:30:01 6 37.12 0.00 1.94 0.09 0.09 60.77 11:30:01 7 38.85 0.00 1.67 0.14 0.09 59.25 11:40:44 all 37.09 0.04 1.84 0.15 0.09 60.78 11:40:44 0 38.46 0.08 1.80 0.15 0.10 59.41 11:40:44 1 38.15 0.00 1.99 0.09 0.09 59.67 11:40:44 2 38.02 0.00 2.10 0.27 0.09 59.52 11:40:44 3 35.85 0.00 1.84 0.12 0.09 62.11 11:40:44 4 38.43 0.00 1.78 0.04 0.10 59.65 11:40:44 5 36.12 0.00 1.68 0.13 0.09 61.98 11:40:44 6 37.48 0.00 1.56 0.07 0.09 60.80 11:40:44 7 34.24 0.22 2.00 0.32 0.09 63.14 Average: all 38.03 0.01 1.78 0.13 0.09 59.95 Average: 0 37.54 0.03 1.70 0.15 0.09 60.49 Average: 1 41.41 0.00 2.02 0.11 0.09 56.35 Average: 2 39.20 0.00 1.85 0.13 0.09 58.72 Average: 3 35.99 0.00 1.78 0.11 0.09 62.03 Average: 4 39.16 0.00 1.80 0.08 0.09 58.88 Average: 5 37.62 0.00 1.77 0.16 0.09 60.35 Average: 6 36.48 0.00 1.61 0.10 0.09 61.72 Average: 7 36.84 0.08 1.73 0.20 0.09 61.06