---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39645 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: 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 13G 66G 16% / 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 674 8574 4 6740 14972 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:97:9d:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83753sec preferred_lft 83753sec inet6 fe80::f816:3eff:fe97:9d9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:1b:87:3e:06:b7 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-39645) 08/21/26 _x86_64_ (4 CPU) 13:56:25 LINUX RESTART (4 CPU) 14:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 26.69 3.03 21.22 2.44 165.09 3910.99 3397.44 14:20:04 25.10 0.02 22.30 2.78 0.44 2235.93 5362.29 14:30:11 32.38 0.03 16.93 15.41 0.80 3469.17 247224.18 14:40:01 11.65 0.17 9.79 1.69 12.81 6204.88 41868.29 Average: 24.02 0.80 17.58 5.64 44.20 3942.02 75357.41 14:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 8932616 12632340 3325792 20.31 139332 3677336 3394356 19.48 661312 6381332 134292 14:20:04 8721548 12716184 3238948 19.78 159436 3922024 3186856 18.29 773968 6436524 25628 14:30:11 5563644 10415576 5536548 33.82 167976 4739100 5266776 30.23 1027736 9293496 268 14:40:01 8797240 15345288 601284 3.67 188104 6361116 1109820 6.37 1674780 5365536 14720 Average: 8003762 12777347 3175643 19.40 163712 4674894 3239452 18.59 1034449 6869222 43727 14:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 1359.88 1359.88 1290.31 1290.31 0.00 0.00 0.00 0.00 14:10:01 ens3 138.30 104.37 1076.19 20.66 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:04 lo 1191.50 1191.50 1134.89 1134.89 0.00 0.00 0.00 0.00 14:20:04 ens3 39.35 30.67 22.50 10.23 0.00 0.00 0.00 0.00 14:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:11 lo 679.89 679.89 2871.07 2871.07 0.00 0.00 0.00 0.00 14:30:11 ens3 26.21 19.67 15.87 6.34 0.00 0.00 0.00 0.00 14:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 2519.62 2519.62 7083.42 7083.42 0.00 0.00 0.00 0.00 14:40:01 ens3 88.08 99.60 126.24 1094.20 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 1430.76 1430.76 3082.49 3082.49 0.00 0.00 0.00 0.00 Average: ens3 72.44 63.06 306.33 279.32 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-39645) 08/21/26 _x86_64_ (4 CPU) 13:56:25 LINUX RESTART (4 CPU) 14:00:11 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 51.82 0.00 2.27 0.09 0.10 45.73 14:10:01 0 51.74 0.00 2.00 0.10 0.09 46.06 14:10:01 1 52.86 0.00 2.84 0.09 0.10 44.11 14:10:01 2 51.82 0.00 1.98 0.07 0.10 46.02 14:10:01 3 50.85 0.00 2.26 0.07 0.09 46.73 14:20:04 all 66.18 0.00 2.41 0.05 0.10 31.26 14:20:04 0 65.31 0.00 2.38 0.03 0.10 32.18 14:20:04 1 66.09 0.00 2.41 0.07 0.10 31.32 14:20:04 2 66.47 0.00 2.44 0.06 0.10 30.93 14:20:04 3 66.85 0.00 2.40 0.04 0.10 30.60 14:30:11 all 36.37 0.00 1.53 0.09 0.09 61.92 14:30:11 0 34.47 0.00 1.59 0.03 0.09 63.82 14:30:11 1 35.98 0.00 1.26 0.11 0.09 62.56 14:30:11 2 39.74 0.00 1.58 0.13 0.09 58.46 14:30:11 3 35.28 0.00 1.69 0.11 0.09 62.83 14:40:01 all 23.09 0.00 1.20 1.56 0.06 74.08 14:40:01 0 21.24 0.00 1.06 0.41 0.07 77.22 14:40:01 1 31.91 0.00 1.13 0.07 0.06 66.83 14:40:01 2 18.34 0.00 0.84 0.26 0.06 80.51 14:40:01 3 20.88 0.00 1.79 5.50 0.06 71.78 Average: all 44.41 0.00 1.85 0.44 0.09 53.20 Average: 0 43.23 0.00 1.76 0.14 0.09 54.78 Average: 1 46.73 0.00 1.91 0.08 0.09 51.19 Average: 2 44.17 0.00 1.71 0.13 0.09 53.90 Average: 3 43.52 0.00 2.03 1.42 0.09 52.95