---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4879 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: 5599.86 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 898 24974 4 6219 30726 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:9c:05:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.20/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84313sec preferred_lft 84313sec inet6 fe80::f816:3eff:fe9c:5ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:67:e9:12:3a:6b 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-4879) 04/20/26 _x86_64_ (8 CPU) 14:06:53 LINUX RESTART (8 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:16 29.12 0.28 25.34 3.49 12.49 3472.11 13260.06 14:30:16 31.24 0.01 27.01 4.22 0.33 2445.60 17919.99 14:40:01 27.19 0.01 23.91 3.27 0.38 2977.24 19236.75 Average: 29.20 0.11 25.43 3.66 4.50 2969.08 16756.62 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:16 25525980 29101372 3208408 9.76 162536 3640380 3441964 10.15 706112 6187316 113324 14:30:16 24927804 28801256 3505100 10.67 194000 3872880 3453832 10.18 804872 6647892 24200 14:40:01 24177528 29065628 3235716 9.85 223888 4796612 3107684 9.16 986032 7119004 460844 Average: 24877104 28989419 3316408 10.09 193475 4103291 3334493 9.83 832339 6651404 199456 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:16 lo 1488.42 1488.42 1417.08 1417.08 0.00 0.00 0.00 0.00 14:20:16 ens3 31.00 25.82 83.80 8.13 0.00 0.00 0.00 0.00 14:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:16 lo 1767.06 1767.06 1683.67 1683.67 0.00 0.00 0.00 0.00 14:30:16 ens3 20.47 16.42 8.37 6.02 0.00 0.00 0.00 0.00 14:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 1316.04 1316.04 1252.81 1252.81 0.00 0.00 0.00 0.00 14:40:01 ens3 36.03 31.14 173.52 8.69 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1525.23 1525.23 1452.51 1452.51 0.00 0.00 0.00 0.00 Average: ens3 29.13 24.42 87.84 7.61 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-4879) 04/20/26 _x86_64_ (8 CPU) 14:06:53 LINUX RESTART (8 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:16 all 40.98 0.00 1.77 0.06 0.07 57.13 14:20:16 0 39.50 0.00 1.76 0.05 0.07 58.63 14:20:16 1 42.65 0.00 1.81 0.11 0.07 55.36 14:20:16 2 41.72 0.00 1.68 0.05 0.07 56.47 14:20:16 3 40.47 0.00 1.86 0.03 0.07 57.57 14:20:16 4 44.34 0.00 1.81 0.07 0.07 53.71 14:20:16 5 40.16 0.00 1.65 0.06 0.07 58.06 14:20:16 6 39.02 0.00 1.91 0.05 0.07 58.96 14:20:16 7 39.99 0.00 1.67 0.01 0.07 58.26 14:30:16 all 38.34 0.00 1.93 0.07 0.07 59.58 14:30:16 0 37.02 0.00 1.77 0.07 0.07 61.06 14:30:16 1 43.09 0.00 2.55 0.02 0.08 54.27 14:30:16 2 39.98 0.00 1.80 0.03 0.07 58.11 14:30:16 3 38.13 0.00 1.92 0.04 0.07 59.83 14:30:16 4 36.88 0.00 1.63 0.18 0.07 61.23 14:30:16 5 35.56 0.00 1.74 0.05 0.07 62.59 14:30:16 6 39.43 0.00 2.25 0.12 0.07 58.14 14:30:16 7 36.62 0.00 1.80 0.10 0.07 61.42 14:40:01 all 36.00 0.00 1.84 0.05 0.07 62.04 14:40:01 0 34.75 0.00 2.06 0.13 0.07 62.99 14:40:01 1 35.14 0.00 1.71 0.05 0.07 63.03 14:40:01 2 35.33 0.00 1.77 0.02 0.07 62.82 14:40:01 3 37.12 0.00 2.04 0.04 0.06 60.73 14:40:01 4 38.13 0.00 1.76 0.07 0.07 59.98 14:40:01 5 36.10 0.00 2.16 0.04 0.07 61.63 14:40:01 6 32.40 0.00 1.67 0.03 0.07 65.84 14:40:01 7 39.06 0.00 1.54 0.03 0.07 59.30 Average: all 38.48 0.00 1.85 0.06 0.07 59.54 Average: 0 37.13 0.00 1.86 0.08 0.07 60.86 Average: 1 40.35 0.00 2.02 0.06 0.07 57.49 Average: 2 39.06 0.00 1.75 0.03 0.07 59.08 Average: 3 38.60 0.00 1.94 0.04 0.07 59.35 Average: 4 39.83 0.00 1.74 0.11 0.07 58.26 Average: 5 37.30 0.00 1.84 0.05 0.07 60.73 Average: 6 37.00 0.00 1.94 0.06 0.07 60.92 Average: 7 38.56 0.00 1.67 0.05 0.07 59.65