---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26713 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5600.00 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 764 9289 4 5934 14882 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:3c:1b:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83533sec preferred_lft 83533sec inet6 fe80::f816:3eff:fe3c:1b2e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:02:ba:c7:20:1d 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-4c-4g-26713) 06/11/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:04 16.18 2.31 12.97 0.90 136.29 2962.63 5537.04 20:50:09 46.01 0.33 38.50 7.19 10.08 4431.09 64968.34 21:00:02 44.68 0.00 35.90 8.78 0.01 2809.25 23395.12 21:10:05 13.54 0.29 11.53 1.71 11.73 3288.66 7958.38 Average: 30.07 0.73 24.71 4.63 39.54 3376.60 25531.90 20:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:04 10244988 13693920 2264460 13.83 145952 3424980 2512452 14.42 596564 5145416 45212 20:50:09 8906940 13308368 2641596 16.13 194784 4243428 3049716 17.51 819852 6170880 24868 21:00:02 8349788 13199132 2746992 16.78 228260 4616704 2878108 16.52 932584 6570464 27176 21:10:05 9652544 15363048 580456 3.55 241924 5428448 1098408 6.30 1240660 4890144 404 Average: 9288565 13891117 2058376 12.57 202730 4428390 2384671 13.69 897415 5694226 24415 20:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:04 lo 1.19 1.19 0.12 0.12 0.00 0.00 0.00 0.00 20:40:04 ens3 98.98 77.10 548.04 18.17 0.00 0.00 0.00 0.00 20:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:09 lo 3909.07 3909.07 3728.73 3728.73 0.00 0.00 0.00 0.00 20:50:09 ens3 83.34 60.29 316.60 17.38 0.00 0.00 0.00 0.00 20:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:02 lo 4654.97 4654.97 4438.55 4438.55 0.00 0.00 0.00 0.00 21:00:02 ens3 65.65 50.58 20.76 18.40 0.00 0.00 0.00 0.00 21:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:05 lo 611.46 611.46 560.50 560.50 0.00 0.00 0.00 0.00 21:10:05 ens3 99.53 103.35 115.59 209.19 0.00 0.00 0.00 0.00 21:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2288.96 2288.96 2176.98 2176.98 0.00 0.00 0.00 0.00 Average: ens3 86.94 72.90 250.84 66.00 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-4c-4g-26713) 06/11/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:05 CPU %user %nice %system %iowait %steal %idle 20:40:04 all 58.03 0.00 2.17 0.13 0.10 39.57 20:40:04 0 57.65 0.00 2.11 0.29 0.10 39.86 20:40:04 1 58.74 0.00 2.05 0.07 0.10 39.04 20:40:04 2 58.51 0.00 2.33 0.08 0.10 38.98 20:40:04 3 57.24 0.00 2.20 0.07 0.09 40.39 20:50:09 all 56.22 0.00 3.45 4.63 0.10 35.60 20:50:09 0 55.53 0.00 3.33 2.42 0.10 38.63 20:50:09 1 57.10 0.00 3.28 5.04 0.10 34.49 20:50:09 2 55.52 0.00 3.64 9.45 0.10 31.28 20:50:09 3 56.74 0.00 3.56 1.62 0.10 37.98 21:00:02 all 59.64 0.00 3.95 2.22 0.11 34.09 21:00:02 0 58.99 0.00 4.41 1.49 0.10 35.00 21:00:02 1 60.45 0.00 3.84 1.47 0.11 34.12 21:00:02 2 58.43 0.00 3.60 1.55 0.11 36.32 21:00:02 3 60.67 0.00 3.94 4.36 0.11 30.92 21:10:05 all 22.91 0.00 1.10 3.98 0.06 71.95 21:10:05 0 21.36 0.00 1.15 1.72 0.06 75.71 21:10:05 1 23.17 0.00 1.10 0.69 0.06 74.98 21:10:05 2 21.33 0.00 1.07 5.35 0.06 72.19 21:10:05 3 25.78 0.00 1.10 8.16 0.07 64.90 Average: all 49.14 0.00 2.66 2.75 0.09 45.36 Average: 0 48.31 0.00 2.74 1.48 0.09 47.37 Average: 1 49.81 0.00 2.56 1.82 0.09 45.71 Average: 2 48.39 0.00 2.65 4.13 0.09 44.74 Average: 3 50.06 0.00 2.70 3.55 0.09 43.60