---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46068 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 65G 17% / 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 669 8049 4 7270 14975 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:53:c4:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83783sec preferred_lft 83783sec inet6 fe80::f816:3eff:fe53:c41f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:62:51:d2:40:43 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46068) 08/30/26 _x86_64_ (4 CPU) 07:56:55 LINUX RESTART (4 CPU) 08:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:04 40.05 3.17 21.11 15.77 369.12 4125.40 245927.57 08:20:04 23.73 0.02 21.10 2.61 0.41 2082.99 10735.79 08:30:04 21.36 0.03 19.40 1.93 0.65 3624.73 9346.97 08:40:04 14.03 0.19 12.04 1.80 13.20 7541.48 51900.01 Average: 24.79 0.85 18.41 5.53 95.85 4343.65 79477.59 08:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:04 9709424 13428104 2529296 15.45 145500 3690128 2684824 15.41 725240 5541552 19532 08:20:04 9019796 13133808 2820600 17.23 160748 4038240 2806804 16.11 838800 6087168 21940 08:30:04 6062008 11074956 4875920 29.78 173136 4889192 4845540 27.81 1104360 8712048 25724 08:40:04 8236908 15326432 616652 3.77 190376 6882540 1137208 6.53 1864248 5717544 10332 Average: 8257034 13240825 2710617 16.56 167440 4875025 2868594 16.47 1133162 6514578 19382 08:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:04 lo 1274.49 1274.49 1208.68 1208.68 0.00 0.00 0.00 0.00 08:10:04 ens3 120.94 98.07 1143.66 21.14 0.00 0.00 0.00 0.00 08:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:04 lo 1151.43 1151.43 1096.41 1096.41 0.00 0.00 0.00 0.00 08:20:04 ens3 29.43 23.31 22.41 10.38 0.00 0.00 0.00 0.00 08:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:04 lo 818.65 818.65 817.74 817.74 0.00 0.00 0.00 0.00 08:30:04 ens3 18.63 13.57 15.08 6.17 0.00 0.00 0.00 0.00 08:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 lo 2546.26 2546.26 9237.26 9237.26 0.00 0.00 0.00 0.00 08:40:04 ens3 96.68 106.60 153.52 1269.75 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 Average: lo 1447.71 1447.71 3090.02 3090.02 0.00 0.00 0.00 0.00 Average: ens3 66.42 60.39 333.67 326.86 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46068) 08/30/26 _x86_64_ (4 CPU) 07:56:55 LINUX RESTART (4 CPU) 08:00:04 CPU %user %nice %system %iowait %steal %idle 08:10:04 all 48.47 0.00 2.31 0.18 0.03 49.03 08:10:04 0 48.67 0.00 2.04 0.14 0.03 49.11 08:10:04 1 46.97 0.00 2.17 0.18 0.02 50.67 08:10:04 2 50.26 0.00 2.58 0.15 0.02 46.98 08:10:04 3 47.97 0.00 2.43 0.23 0.03 49.34 08:20:04 all 65.88 0.00 2.59 0.06 0.04 31.43 08:20:04 0 65.96 0.00 2.59 0.08 0.05 31.32 08:20:04 1 65.86 0.00 2.39 0.06 0.04 31.66 08:20:04 2 65.14 0.00 2.86 0.06 0.04 31.90 08:20:04 3 66.55 0.00 2.51 0.06 0.03 30.85 08:30:04 all 37.45 0.00 1.84 0.11 0.02 60.57 08:30:04 0 38.20 0.00 1.74 0.06 0.02 59.98 08:30:04 1 38.60 0.00 1.76 0.19 0.04 59.41 08:30:04 2 35.36 0.00 1.92 0.06 0.02 62.65 08:30:04 3 37.66 0.00 1.92 0.15 0.02 60.24 08:40:04 all 33.55 0.00 1.61 0.16 0.03 64.64 08:40:04 0 33.38 0.00 1.57 0.07 0.02 64.97 08:40:04 1 40.74 0.00 1.50 0.32 0.04 57.40 08:40:04 2 25.64 0.00 1.60 0.18 0.01 72.57 08:40:04 3 34.49 0.00 1.80 0.09 0.03 63.59 Average: all 46.33 0.00 2.09 0.13 0.03 51.42 Average: 0 46.54 0.00 1.98 0.09 0.03 51.36 Average: 1 48.05 0.00 1.95 0.19 0.03 49.78 Average: 2 44.07 0.00 2.24 0.11 0.02 53.55 Average: 3 46.66 0.00 2.17 0.13 0.03 51.01