---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8968 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 872 24724 4 6495 30752 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:27:23:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83904sec preferred_lft 83904sec inet6 fe80::f816:3eff:fe27:2352/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:b6:7e:90:a4:24 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-8968) 04/28/26 _x86_64_ (8 CPU) 08:12:20 LINUX RESTART (8 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:15 42.61 0.16 24.87 17.58 6.71 2786.04 504850.29 08:40:04 32.77 0.01 28.47 4.29 0.05 2621.62 21400.19 08:50:01 35.12 0.30 30.60 4.22 11.81 7676.07 10222.31 Average: 36.91 0.16 27.95 8.80 6.23 4354.73 182641.41 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:15 25879460 29634916 2673192 8.13 171028 3806140 2798268 8.25 862800 5659628 13488 08:40:04 24735156 29015716 3288492 10.01 204532 4249444 3491552 10.30 996604 6623916 112176 08:50:01 25508132 31665624 631160 1.92 232888 6021076 1221632 3.60 1650864 5082512 596 Average: 25374249 30105419 2197615 6.69 202816 4692220 2503817 7.38 1170089 5788685 42087 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:15 lo 1201.31 1201.31 1143.06 1143.06 0.00 0.00 0.00 0.00 08:30:15 ens3 54.86 41.31 23.45 16.26 0.00 0.00 0.00 0.00 08:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 lo 1834.39 1834.39 1747.70 1747.70 0.00 0.00 0.00 0.00 08:40:04 ens3 48.65 33.22 15.49 13.15 0.00 0.00 0.00 0.00 08:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 1182.99 1182.99 1122.59 1122.59 0.00 0.00 0.00 0.00 08:50:01 ens3 81.77 66.87 206.29 117.03 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1402.26 1402.26 1334.00 1334.00 0.00 0.00 0.00 0.00 Average: ens3 61.76 47.15 81.51 48.68 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-8968) 04/28/26 _x86_64_ (8 CPU) 08:12:20 LINUX RESTART (8 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:15 all 39.77 0.00 1.63 0.11 0.10 58.39 08:30:15 0 37.09 0.00 1.81 0.06 0.09 60.95 08:30:15 1 40.37 0.00 1.84 0.27 0.10 57.42 08:30:15 2 44.34 0.00 1.71 0.05 0.11 53.81 08:30:15 3 37.17 0.00 1.83 0.16 0.09 60.74 08:30:15 4 39.79 0.00 1.35 0.03 0.10 58.73 08:30:15 5 41.34 0.00 1.60 0.22 0.11 56.73 08:30:15 6 36.80 0.00 1.33 0.04 0.09 61.74 08:30:15 7 41.25 0.00 1.59 0.07 0.09 57.00 08:40:04 all 36.30 0.00 1.76 0.09 0.09 61.76 08:40:04 0 34.02 0.00 1.56 0.24 0.09 64.10 08:40:04 1 34.30 0.00 1.95 0.12 0.09 63.54 08:40:04 2 37.29 0.00 1.71 0.05 0.10 60.86 08:40:04 3 36.70 0.00 1.81 0.07 0.09 61.33 08:40:04 4 39.65 0.00 1.66 0.08 0.10 58.52 08:40:04 5 35.51 0.00 1.97 0.04 0.10 62.38 08:40:04 6 36.31 0.00 1.60 0.05 0.09 61.94 08:40:04 7 36.60 0.00 1.84 0.05 0.09 61.42 08:50:01 all 31.51 0.00 1.62 0.30 0.08 66.48 08:50:01 0 31.09 0.00 1.49 0.62 0.09 66.71 08:50:01 1 29.78 0.00 1.80 0.31 0.08 68.04 08:50:01 2 32.84 0.00 1.73 0.19 0.08 65.15 08:50:01 3 31.57 0.00 1.47 0.19 0.09 66.68 08:50:01 4 30.71 0.00 1.75 0.13 0.08 67.32 08:50:01 5 31.92 0.00 1.43 0.71 0.09 65.85 08:50:01 6 30.31 0.00 1.50 0.22 0.09 67.88 08:50:01 7 33.83 0.00 1.80 0.05 0.09 64.23 Average: all 35.89 0.00 1.67 0.17 0.09 62.18 Average: 0 34.10 0.00 1.62 0.31 0.09 63.89 Average: 1 34.87 0.00 1.86 0.23 0.09 62.94 Average: 2 38.21 0.00 1.72 0.09 0.10 59.88 Average: 3 35.16 0.00 1.70 0.14 0.09 62.91 Average: 4 36.73 0.00 1.58 0.08 0.09 61.51 Average: 5 36.31 0.00 1.67 0.32 0.10 61.60 Average: 6 34.49 0.00 1.48 0.10 0.09 63.84 Average: 7 37.27 0.00 1.74 0.06 0.09 60.84