---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5111 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 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 18G 61G 23% / 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 710 11327 3 3951 14932 Swap: 1023 6 1017 ---> 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:fd:e2:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80394sec preferred_lft 80394sec inet6 fe80::f816:3eff:fefd:e2dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:ff:a0:d9:43:fa 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5111) 01/27/26 _x86_64_ (4 CPU) 21:39:59 LINUX RESTART (4 CPU) 21:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:01 147.49 21.92 119.56 6.00 2162.58 44367.61 27422.14 22:00:01 84.70 30.31 51.02 3.38 429.38 5309.33 3175.28 22:10:01 16.20 0.40 15.05 0.74 20.43 626.61 316.25 22:20:06 31.55 0.37 15.28 15.90 15.22 399.35 210766.01 22:30:01 6.78 0.00 6.58 0.20 0.43 168.88 86.68 22:40:01 18.14 12.11 5.74 0.29 148.44 156.97 98.28 22:50:07 5.15 0.06 4.92 0.17 2.78 131.57 48.95 23:00:01 4.58 0.01 4.41 0.16 1.05 123.53 70.93 23:10:01 9.37 0.08 8.95 0.33 2.41 515.08 94.04 Average: 36.02 7.25 25.74 3.03 309.28 5757.31 27089.57 21:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:01 4773080 15327064 599284 3.66 238068 10109384 1322560 7.59 2058016 8793996 6588 22:00:01 913588 3840620 12087776 73.83 257784 2688644 13583920 77.97 2097296 12789528 744 22:10:01 8903364 11942396 3989672 24.37 262532 2796016 5009472 28.75 2136056 4811548 4832 22:20:06 8331780 11419912 4513792 27.57 267704 2839952 5260840 30.20 2154332 5356856 364 22:30:01 11457940 14564100 1371208 8.37 268500 2857176 2135532 12.26 2155996 2247512 432 22:40:01 6753168 9928828 6003912 36.67 275424 2912812 6705872 38.49 2200132 6856728 152 22:50:07 6562244 9755452 6176996 37.73 275996 2929764 6857656 39.36 2204576 7054164 572 23:00:01 8427584 11637828 4295852 26.24 276536 2946256 5032740 28.89 2207424 5204280 116 23:10:01 8047820 11373472 4559700 27.85 280140 3052772 5280296 30.31 2221396 5566616 200 Average: 7130063 11087741 4844244 29.59 266965 3681420 5687654 32.65 2159469 6520136 1556 21:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:01 lo 2.94 2.94 2.26 2.26 0.00 0.00 0.00 0.00 21:50:01 ens3 174.14 130.34 2191.34 17.47 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 37.58 37.58 23.19 23.19 0.00 0.00 0.00 0.00 22:00:01 ens3 2.32 2.17 0.66 0.58 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 32.70 32.70 12.59 12.59 0.00 0.00 0.00 0.00 22:10:01 ens3 1.18 1.09 0.30 0.28 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:06 lo 15.37 15.37 8.27 8.27 0.00 0.00 0.00 0.00 22:20:06 ens3 0.98 0.78 0.21 0.16 0.00 0.00 0.00 0.00 22:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 17.88 17.88 8.67 8.67 0.00 0.00 0.00 0.00 22:30:01 ens3 1.05 1.21 0.20 1.13 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 29.57 29.57 11.73 11.73 0.00 0.00 0.00 0.00 22:40:01 ens3 0.73 0.49 0.18 0.13 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:07 lo 20.30 20.30 10.71 10.71 0.00 0.00 0.00 0.00 22:50:07 ens3 0.77 0.57 0.17 0.13 0.00 0.00 0.00 0.00 22:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 10.85 10.85 6.43 6.43 0.00 0.00 0.00 0.00 23:00:01 ens3 0.47 0.35 0.10 0.07 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 20.27 20.27 9.78 9.78 0.00 0.00 0.00 0.00 23:10:01 ens3 1.02 0.87 0.31 0.25 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.84 20.84 10.41 10.41 0.00 0.00 0.00 0.00 Average: ens3 20.30 15.32 243.81 2.24 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5111) 01/27/26 _x86_64_ (4 CPU) 21:39:59 LINUX RESTART (4 CPU) 21:40:00 CPU %user %nice %system %iowait %steal %idle 21:50:01 all 38.02 0.00 2.61 4.06 0.09 55.23 21:50:01 0 38.19 0.00 2.77 3.78 0.09 55.18 21:50:01 1 41.54 0.00 2.71 4.27 0.09 51.38 21:50:01 2 36.47 0.00 2.50 3.53 0.09 57.41 21:50:01 3 35.86 0.00 2.46 4.65 0.09 56.95 22:00:01 all 62.93 0.00 2.39 0.26 0.11 34.31 22:00:01 0 62.77 0.00 2.61 0.31 0.11 34.20 22:00:01 1 62.81 0.00 2.40 0.23 0.12 34.45 22:00:01 2 63.25 0.00 2.31 0.35 0.12 33.98 22:00:01 3 62.90 0.00 2.23 0.15 0.11 34.61 22:10:01 all 26.85 0.00 1.30 0.26 0.11 71.47 22:10:01 0 27.03 0.00 1.31 0.04 0.11 71.51 22:10:01 1 26.72 0.00 1.26 0.34 0.11 71.57 22:10:01 2 26.23 0.00 1.40 0.47 0.11 71.80 22:10:01 3 27.44 0.00 1.24 0.21 0.11 71.01 22:20:06 all 25.53 0.00 0.92 0.84 0.08 72.64 22:20:06 0 26.10 0.00 0.81 0.68 0.08 72.33 22:20:06 1 25.73 0.00 0.95 0.14 0.09 73.10 22:20:06 2 25.85 0.00 0.98 0.82 0.08 72.27 22:20:06 3 24.43 0.00 0.93 1.70 0.08 72.85 22:30:01 all 10.33 0.00 0.52 0.65 0.06 88.45 22:30:01 0 10.00 0.00 0.42 0.81 0.05 88.72 22:30:01 1 10.44 0.00 0.54 0.40 0.06 88.55 22:30:01 2 10.21 0.00 0.55 1.09 0.06 88.08 22:30:01 3 10.67 0.00 0.57 0.28 0.05 88.43 22:40:01 all 14.06 0.07 0.62 0.09 0.07 85.09 22:40:01 0 14.07 0.00 0.53 0.02 0.06 85.31 22:40:01 1 14.05 0.15 0.57 0.13 0.07 85.03 22:40:01 2 14.04 0.10 0.67 0.08 0.07 85.05 22:40:01 3 14.10 0.04 0.69 0.12 0.07 84.98 22:50:07 all 10.67 0.00 0.59 0.07 0.06 88.61 22:50:07 0 10.64 0.00 0.61 0.10 0.06 88.59 22:50:07 1 10.63 0.00 0.62 0.10 0.07 88.59 22:50:07 2 10.80 0.00 0.51 0.03 0.06 88.60 22:50:07 3 10.63 0.00 0.61 0.04 0.06 88.66 23:00:01 all 6.97 0.00 0.49 0.04 0.06 92.45 23:00:01 0 6.99 0.00 0.48 0.03 0.05 92.46 23:00:01 1 6.80 0.00 0.49 0.09 0.06 92.56 23:00:01 2 7.51 0.00 0.54 0.04 0.06 91.86 23:00:01 3 6.57 0.00 0.45 0.01 0.05 92.93 23:10:01 all 14.66 0.00 0.59 0.19 0.07 84.49 23:10:01 0 15.02 0.00 0.55 0.15 0.07 84.21 23:10:01 1 15.25 0.00 0.70 0.22 0.07 83.77 23:10:01 2 13.82 0.00 0.55 0.23 0.07 85.33 23:10:01 3 14.55 0.00 0.57 0.17 0.07 84.64 Average: all 23.34 0.01 1.11 0.72 0.08 74.74 Average: 0 23.43 0.00 1.12 0.66 0.08 74.71 Average: 1 23.78 0.02 1.14 0.66 0.08 74.32 Average: 2 23.13 0.01 1.11 0.74 0.08 74.93 Average: 3 23.02 0.00 1.08 0.82 0.08 75.00