---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5023 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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 60G 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 701 10859 4 4428 14941 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:0b:2f:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78431sec preferred_lft 78431sec inet6 fe80::f816:3eff:fe0b:2f18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:da:ff:84:23:c6 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 inet6 fe80::f4da:ffff:fe84:23c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-5023) 03/18/26 _x86_64_ (4 CPU) 11:34:23 LINUX RESTART (4 CPU) 11:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:08 67.52 3.32 47.40 16.81 133.75 6140.76 217224.77 12:00:09 58.21 34.62 22.40 1.19 421.24 1574.36 680.27 12:10:09 5.48 0.22 5.05 0.21 11.53 151.63 543.65 12:20:10 7.28 0.02 6.85 0.41 0.53 255.07 1532.80 12:30:18 10.55 0.00 10.10 0.45 0.26 538.97 771.25 12:40:12 10.99 0.01 10.54 0.44 0.35 329.29 220.80 12:50:11 10.05 0.01 9.62 0.42 0.87 295.98 302.62 13:00:01 5.09 0.00 4.91 0.18 0.16 142.57 60.55 13:10:18 4.32 0.01 4.14 0.17 1.04 130.95 107.94 13:20:18 4.86 0.01 4.66 0.19 1.05 153.33 46.93 13:30:01 8.76 0.03 8.32 0.41 3.69 576.07 158.26 13:40:12 7.23 0.02 6.90 0.31 0.81 286.14 256.14 Average: 16.71 3.19 11.75 1.77 47.98 882.79 18573.60 11:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:08 2059384 5283456 10646208 65.02 261580 2932132 11637560 66.80 2061864 11636444 976 12:00:09 3849576 7064900 8862508 54.13 275596 2935128 9616776 55.20 2213808 9724628 152 12:10:09 6617160 9848520 6083764 37.16 276360 2950412 7290596 41.85 2232200 6969864 124 12:20:10 6387636 9635076 6296376 38.46 277408 2965448 7035660 40.38 2237508 7180292 164 12:30:18 8234788 11591636 4340804 26.51 281804 3065456 5152224 29.57 2284292 5294600 76 12:40:12 10264388 13667380 2266360 13.84 283828 3109508 3020584 17.34 2289432 3274668 244 12:50:11 7991600 11434840 4497516 27.47 284896 3148620 5285192 30.34 2292080 5534872 120 13:00:01 7891772 11353352 4578980 27.97 285484 3166380 5314256 30.50 2293304 5615528 80 13:10:18 6404112 9884896 6046604 36.93 285984 3185080 6807152 39.07 2295592 7111176 144 13:20:18 6413092 9916376 6015068 36.74 286484 3207088 6760716 38.81 2299216 7099888 216 13:30:01 8001044 11636528 4295996 26.24 290560 3328220 5157552 29.60 2308452 5492384 2944 13:40:12 7078104 10763120 5168540 31.57 291468 3376748 5917096 33.96 2328256 6389032 164 Average: 6766055 10173340 5758227 35.17 281788 3114185 6582947 37.79 2261334 6776948 450 11:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:08 lo 17.83 17.83 14.80 14.80 0.00 0.00 0.00 0.00 11:50:08 ens3 1.74 1.40 0.52 0.42 0.00 0.00 0.00 0.00 11:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:09 lo 44.24 44.24 19.55 19.55 0.00 0.00 0.00 0.00 12:00:09 ens3 2.78 2.01 0.61 1.48 0.00 0.00 0.00 0.00 12:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:09 lo 11.91 11.91 4.54 4.54 0.00 0.00 0.00 0.00 12:10:09 ens3 0.65 0.43 0.13 0.09 0.00 0.00 0.00 0.00 12:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:10 lo 12.42 12.42 7.23 7.23 0.00 0.00 0.00 0.00 12:20:10 ens3 1.10 0.54 0.34 0.23 0.00 0.00 0.00 0.00 12:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:18 lo 8.10 8.10 3.75 3.75 0.00 0.00 0.00 0.00 12:30:18 ens3 0.87 0.62 0.23 0.18 0.00 0.00 0.00 0.00 12:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 lo 5.16 5.16 2.78 2.78 0.00 0.00 0.00 0.00 12:40:12 ens3 0.78 0.40 0.18 0.12 0.00 0.00 0.00 0.00 12:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:11 lo 20.03 20.03 10.44 10.44 0.00 0.00 0.00 0.00 12:50:11 ens3 2.66 0.91 0.66 0.38 0.00 0.00 0.00 0.00 12:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 23.22 23.22 8.53 8.53 0.00 0.00 0.00 0.00 13:00:01 ens3 1.75 0.67 0.51 0.34 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:18 lo 12.71 12.71 5.94 5.94 0.00 0.00 0.00 0.00 13:10:18 ens3 0.51 0.25 0.08 0.05 0.00 0.00 0.00 0.00 13:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:18 lo 20.37 20.37 10.78 10.78 0.00 0.00 0.00 0.00 13:20:18 ens3 0.77 0.57 0.18 0.14 0.00 0.00 0.00 0.00 13:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 14.57 14.57 9.24 9.24 0.00 0.00 0.00 0.00 13:30:01 ens3 1.39 0.80 0.46 0.33 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:12 lo 25.63 25.63 11.04 11.04 0.00 0.00 0.00 0.00 13:40:12 ens3 0.98 0.81 0.24 0.19 0.00 0.00 0.00 0.00 13:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.02 18.02 9.05 9.05 0.00 0.00 0.00 0.00 Average: ens3 1.33 0.78 0.34 0.33 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-5023) 03/18/26 _x86_64_ (4 CPU) 11:34:23 LINUX RESTART (4 CPU) 11:40:05 CPU %user %nice %system %iowait %steal %idle 11:50:08 all 48.20 0.00 1.90 0.14 0.11 49.65 11:50:08 0 47.21 0.00 1.90 0.08 0.11 50.69 11:50:08 1 48.32 0.00 1.84 0.26 0.12 49.46 11:50:08 2 48.40 0.00 2.04 0.05 0.12 49.39 11:50:08 3 48.86 0.00 1.81 0.16 0.11 49.06 12:00:09 all 39.34 0.08 1.60 0.12 0.11 58.75 12:00:09 0 39.39 0.09 1.52 0.10 0.12 58.78 12:00:09 1 39.36 0.21 1.64 0.20 0.11 58.48 12:00:09 2 39.03 0.01 1.56 0.07 0.11 59.21 12:00:09 3 39.60 0.01 1.67 0.10 0.11 58.51 12:10:09 all 8.61 0.00 0.53 0.03 0.08 90.75 12:10:09 0 8.52 0.00 0.42 0.02 0.07 90.97 12:10:09 1 8.77 0.00 0.58 0.02 0.08 90.55 12:10:09 2 8.87 0.00 0.60 0.06 0.08 90.40 12:10:09 3 8.28 0.00 0.51 0.03 0.08 91.10 12:20:10 all 17.50 0.00 0.78 0.03 0.07 81.62 12:20:10 0 17.05 0.00 0.74 0.03 0.07 82.11 12:20:10 1 18.13 0.00 0.88 0.04 0.07 80.87 12:20:10 2 17.75 0.00 0.74 0.03 0.07 81.41 12:20:10 3 17.08 0.00 0.75 0.02 0.07 82.08 12:30:18 all 15.38 0.00 0.62 0.10 0.07 83.83 12:30:18 0 15.33 0.00 0.55 0.02 0.07 84.03 12:30:18 1 14.86 0.00 0.61 0.28 0.07 84.18 12:30:18 2 15.86 0.00 0.66 0.07 0.08 83.34 12:30:18 3 15.46 0.00 0.66 0.02 0.07 83.79 12:40:12 all 14.89 0.00 0.54 0.08 0.07 84.42 12:40:12 0 14.80 0.00 0.65 0.18 0.07 84.30 12:40:12 1 14.77 0.00 0.45 0.06 0.07 84.65 12:40:12 2 15.20 0.00 0.56 0.04 0.07 84.13 12:40:12 3 14.80 0.00 0.50 0.04 0.07 84.59 12:50:11 all 18.74 0.00 0.66 0.04 0.07 80.49 12:50:11 0 18.30 0.00 0.64 0.03 0.07 80.96 12:50:11 1 18.62 0.00 0.70 0.03 0.07 80.58 12:50:11 2 18.80 0.00 0.64 0.02 0.07 80.47 12:50:11 3 19.22 0.00 0.68 0.07 0.07 79.96 13:00:01 all 8.62 0.00 0.49 0.02 0.07 90.80 13:00:01 0 8.36 0.00 0.44 0.04 0.06 91.09 13:00:01 1 8.74 0.00 0.45 0.01 0.07 90.73 13:00:01 2 8.95 0.00 0.57 0.02 0.07 90.38 13:00:01 3 8.41 0.00 0.51 0.01 0.07 91.01 13:10:18 all 9.10 0.00 0.48 0.01 0.07 90.33 13:10:18 0 8.59 0.00 0.49 0.01 0.07 90.83 13:10:18 1 9.55 0.00 0.40 0.01 0.08 89.96 13:10:18 2 9.21 0.00 0.50 0.04 0.08 90.17 13:10:18 3 9.04 0.00 0.51 0.00 0.08 90.36 13:20:18 all 10.84 0.00 0.56 0.03 0.07 88.50 13:20:18 0 10.88 0.00 0.56 0.03 0.07 88.46 13:20:18 1 10.88 0.00 0.54 0.03 0.07 88.47 13:20:18 2 10.77 0.00 0.55 0.02 0.08 88.58 13:20:18 3 10.84 0.00 0.58 0.02 0.07 88.49 13:30:01 all 13.46 0.00 0.65 0.05 0.07 85.77 13:30:01 0 13.35 0.00 0.66 0.07 0.07 85.85 13:30:01 1 14.39 0.00 0.67 0.03 0.07 84.85 13:30:01 2 13.23 0.00 0.68 0.05 0.07 85.97 13:30:01 3 12.90 0.00 0.59 0.03 0.07 86.41 13:30:01 CPU %user %nice %system %iowait %steal %idle 13:40:12 all 15.75 0.00 0.50 0.03 0.08 83.65 13:40:12 0 15.66 0.00 0.58 0.03 0.07 83.67 13:40:12 1 15.81 0.00 0.50 0.03 0.08 83.58 13:40:12 2 16.16 0.00 0.53 0.03 0.08 83.20 13:40:12 3 15.36 0.00 0.40 0.02 0.08 84.15 Average: all 18.38 0.01 0.78 0.06 0.08 80.71 Average: 0 18.13 0.01 0.76 0.05 0.08 80.97 Average: 1 18.52 0.02 0.77 0.08 0.08 80.53 Average: 2 18.53 0.00 0.80 0.04 0.08 80.55 Average: 3 18.33 0.00 0.76 0.04 0.08 80.78