---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8473 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 24854 4 6310 30697 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:03:3e:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84442sec preferred_lft 84442sec inet6 fe80::f816:3eff:fe03:3e3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:df:f4:2e:04:4f 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-8473) 04/27/26 _x86_64_ (8 CPU) 14:28:11 LINUX RESTART (8 CPU) 14:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:01 34.36 2.66 28.69 3.00 148.21 5680.48 5330.19 14:50:01 38.61 0.02 33.53 5.07 0.15 2673.66 10461.04 15:00:01 33.08 0.03 29.18 3.88 1.31 5407.51 12981.88 Average: 35.35 0.90 30.47 3.98 49.92 4587.37 9589.13 14:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 25547208 29176840 3131968 9.53 163788 3693248 3181852 9.38 726476 6143588 101696 14:50:01 25297312 29245756 3059376 9.31 196244 3944648 3597828 10.61 832728 6255820 18688 15:00:01 25514248 31472488 825664 2.51 227360 5834332 1382432 4.08 1518988 5215628 722256 Average: 25452923 29965028 2339003 7.12 195797 4490743 2720704 8.02 1026064 5871679 280880 14:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 lo 1136.10 1136.10 1080.93 1080.93 0.00 0.00 0.00 0.00 14:40:01 ens3 107.26 79.24 876.69 13.56 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 14:50:01 lo 2235.84 2235.84 2130.87 2130.87 0.00 0.00 0.00 0.00 14:50:01 ens3 21.15 17.84 8.68 5.79 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 1259.32 1259.32 1198.45 1198.45 0.00 0.00 0.00 0.00 15:00:01 ens3 51.40 42.83 194.74 39.46 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1543.69 1543.69 1470.03 1470.03 0.00 0.00 0.00 0.00 Average: ens3 59.95 46.65 360.22 19.60 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-8473) 04/27/26 _x86_64_ (8 CPU) 14:28:11 LINUX RESTART (8 CPU) 14:30:00 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 40.90 0.00 1.63 0.07 0.08 57.32 14:40:01 0 42.92 0.00 1.61 0.07 0.08 55.32 14:40:01 1 37.25 0.00 1.80 0.12 0.08 60.75 14:40:01 2 39.08 0.00 1.65 0.06 0.08 59.12 14:40:01 3 44.38 0.00 1.54 0.06 0.09 53.93 14:40:01 4 39.87 0.00 1.54 0.06 0.08 58.45 14:40:01 5 45.71 0.00 1.64 0.04 0.09 52.52 14:40:01 6 41.05 0.00 1.78 0.10 0.08 56.99 14:40:01 7 36.91 0.00 1.50 0.07 0.08 61.45 14:50:01 all 35.63 0.00 1.76 0.06 0.08 62.47 14:50:01 0 35.32 0.00 1.89 0.08 0.08 62.65 14:50:01 1 38.26 0.00 1.69 0.02 0.08 59.94 14:50:01 2 39.00 0.00 1.89 0.06 0.08 58.96 14:50:01 3 36.20 0.00 2.02 0.07 0.08 61.63 14:50:01 4 36.23 0.00 1.70 0.10 0.08 61.89 14:50:01 5 34.68 0.00 1.89 0.10 0.08 63.26 14:50:01 6 33.02 0.00 1.44 0.05 0.08 65.42 14:50:01 7 32.32 0.00 1.60 0.03 0.07 65.99 15:00:01 all 34.64 0.00 1.63 0.06 0.08 63.59 15:00:01 0 33.75 0.00 1.50 0.03 0.08 64.64 15:00:01 1 34.14 0.00 1.68 0.07 0.08 64.02 15:00:01 2 38.95 0.00 1.88 0.03 0.08 59.06 15:00:01 3 35.43 0.00 1.60 0.04 0.08 62.85 15:00:01 4 31.34 0.00 1.55 0.08 0.08 66.96 15:00:01 5 40.62 0.00 1.68 0.06 0.09 57.56 15:00:01 6 32.59 0.00 1.56 0.09 0.08 65.69 15:00:01 7 30.33 0.00 1.61 0.06 0.08 67.93 Average: all 37.06 0.00 1.68 0.06 0.08 61.12 Average: 0 37.33 0.00 1.66 0.06 0.08 60.87 Average: 1 36.55 0.00 1.72 0.07 0.08 61.57 Average: 2 39.01 0.00 1.81 0.05 0.08 59.05 Average: 3 38.67 0.00 1.72 0.06 0.08 59.47 Average: 4 35.81 0.00 1.60 0.08 0.08 62.43 Average: 5 40.34 0.00 1.74 0.07 0.08 57.77 Average: 6 35.56 0.00 1.59 0.08 0.08 62.69 Average: 7 33.19 0.00 1.57 0.05 0.07 65.12