---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9748 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 700 10945 3 4344 14946 Swap: 1023 1 1022 ---> 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:84:00:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79421sec preferred_lft 79421sec inet6 fe80::f816:3eff:fe84:42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:a0:7d:5d:95:ee 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9748) 02/12/26 _x86_64_ (4 CPU) 12:51:56 LINUX RESTART (4 CPU) 13:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 94.20 22.79 67.09 4.32 352.06 11568.07 3940.87 13:20:03 32.35 14.15 17.27 0.93 186.00 516.53 566.24 13:30:11 8.17 0.14 7.61 0.42 9.66 272.80 200.72 13:40:01 13.37 0.06 12.71 0.60 3.22 625.74 673.05 13:50:26 29.24 0.10 13.53 15.61 1.78 445.55 203726.70 14:00:05 5.17 0.02 5.01 0.13 1.34 138.62 64.72 14:10:01 4.55 0.01 4.37 0.17 1.06 142.71 119.65 14:20:05 4.88 0.00 4.74 0.15 0.30 145.51 115.26 14:30:06 9.23 0.01 8.87 0.34 0.45 545.40 159.45 14:40:01 4.68 0.01 4.54 0.12 1.28 149.42 45.35 Average: 20.68 3.73 14.60 2.35 55.75 1455.11 21812.32 13:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 162764 3601844 12323572 75.27 258920 3149712 13244740 76.02 2091376 13508948 108 13:20:03 3723456 6941736 8991284 54.92 262428 2935848 10656500 61.17 2130720 9940260 1180 13:30:11 5447616 8689512 7246076 44.26 263568 2958336 8518272 48.89 2138160 8209348 204 13:40:01 10303288 13660040 2278256 13.91 268432 3068360 3013028 17.29 2175520 3335092 324 13:50:26 8118552 11547384 4389612 26.81 272024 3136820 5140060 29.50 2186588 5511036 56 14:00:05 8117752 11562752 4374052 26.71 272496 3152520 5134920 29.47 2187848 5506144 324 14:10:01 6462756 9927528 6008436 36.70 272940 3171864 6748332 38.74 2189940 7154956 488 14:20:05 6466928 9951660 5984280 36.55 273592 3191172 6696312 38.44 2193316 7148952 324 14:30:06 7693064 11300152 4636632 28.32 277444 3303916 5367764 30.81 2201448 5910592 312 14:40:01 7725112 11355524 4581116 27.98 278008 3326564 5146852 29.54 2210064 5852348 224 Average: 6422129 9853813 6081332 37.14 269985 3139511 6966678 39.99 2170498 7207768 354 13:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 19.81 19.81 16.85 16.85 0.00 0.00 0.00 0.00 13:10:01 ens3 2.91 2.38 21.03 0.56 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:03 lo 41.04 41.04 17.00 17.00 0.00 0.00 0.00 0.00 13:20:03 ens3 1.61 1.41 0.31 0.26 0.00 0.00 0.00 0.00 13:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:11 lo 22.07 22.07 10.70 10.70 0.00 0.00 0.00 0.00 13:30:11 ens3 0.82 0.62 0.14 0.11 0.00 0.00 0.00 0.00 13:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 12.12 12.12 6.05 6.05 0.00 0.00 0.00 0.00 13:40:01 ens3 1.03 0.76 0.30 0.23 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:26 lo 17.62 17.62 9.02 9.02 0.00 0.00 0.00 0.00 13:50:26 ens3 1.36 1.38 0.30 1.31 0.00 0.00 0.00 0.00 13:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:05 lo 17.91 17.91 8.05 8.05 0.00 0.00 0.00 0.00 14:00:05 ens3 0.84 0.69 0.21 0.16 0.00 0.00 0.00 0.00 14:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 29.01 29.01 11.88 11.88 0.00 0.00 0.00 0.00 14:10:01 ens3 0.96 0.53 0.29 0.20 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 14:20:05 lo 17.94 17.94 10.01 10.01 0.00 0.00 0.00 0.00 14:20:05 ens3 0.70 0.52 0.14 0.10 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:06 lo 17.68 17.68 9.92 9.92 0.00 0.00 0.00 0.00 14:30:06 ens3 0.99 0.75 0.27 0.20 0.00 0.00 0.00 0.00 14:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 16.99 16.99 6.95 6.95 0.00 0.00 0.00 0.00 14:40:01 ens3 0.80 0.55 0.21 0.16 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 21.23 21.23 10.65 10.65 0.00 0.00 0.00 0.00 Average: ens3 1.20 0.96 2.32 0.34 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9748) 02/12/26 _x86_64_ (4 CPU) 12:51:56 LINUX RESTART (4 CPU) 13:00:02 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 53.18 0.00 2.17 0.76 0.20 43.69 13:10:01 0 52.87 0.00 2.11 0.48 0.30 44.24 13:10:01 1 51.78 0.00 2.16 1.80 0.12 44.14 13:10:01 2 53.20 0.00 2.17 0.29 0.19 44.15 13:10:01 3 54.88 0.00 2.24 0.45 0.20 42.23 13:20:03 all 42.63 0.08 1.84 4.71 0.14 50.60 13:20:03 0 42.92 0.08 1.64 2.82 0.14 52.40 13:20:03 1 41.85 0.05 1.94 8.66 0.14 47.35 13:20:03 2 43.06 0.15 1.84 4.32 0.14 50.49 13:20:03 3 42.71 0.05 1.93 3.02 0.14 52.14 13:30:11 all 19.74 0.00 0.93 0.17 0.15 79.01 13:30:11 0 20.08 0.00 0.82 0.37 0.14 78.59 13:30:11 1 19.89 0.00 0.96 0.13 0.14 78.88 13:30:11 2 19.46 0.00 0.87 0.08 0.19 79.40 13:30:11 3 19.53 0.00 1.04 0.11 0.15 79.17 13:40:01 all 20.24 0.00 0.79 0.22 0.09 78.66 13:40:01 0 19.70 0.00 0.77 0.32 0.08 79.13 13:40:01 1 20.41 0.00 0.91 0.27 0.09 78.33 13:40:01 2 20.94 0.00 0.82 0.12 0.09 78.03 13:40:01 3 19.93 0.00 0.66 0.17 0.09 79.16 13:50:26 all 28.38 0.00 1.06 0.33 0.10 70.13 13:50:26 0 28.36 0.00 1.06 0.15 0.10 70.34 13:50:26 1 28.40 0.00 1.11 0.82 0.10 69.57 13:50:26 2 27.97 0.00 1.11 0.08 0.10 70.74 13:50:26 3 28.79 0.00 0.97 0.29 0.10 69.86 14:00:05 all 9.40 0.00 0.54 0.39 0.06 89.61 14:00:05 0 9.69 0.00 0.49 0.15 0.06 89.61 14:00:05 1 9.15 0.00 0.59 0.14 0.06 90.06 14:00:05 2 9.35 0.00 0.51 0.35 0.07 89.72 14:00:05 3 9.42 0.00 0.57 0.91 0.07 89.03 14:10:01 all 11.58 0.00 0.59 0.10 0.08 87.65 14:10:01 0 11.71 0.00 0.53 0.13 0.07 87.56 14:10:01 1 11.20 0.00 0.65 0.10 0.08 87.98 14:10:01 2 11.78 0.00 0.58 0.08 0.08 87.48 14:10:01 3 11.64 0.00 0.60 0.10 0.08 87.58 14:20:05 all 10.36 0.00 0.57 0.05 0.07 88.96 14:20:05 0 10.50 0.00 0.42 0.03 0.06 88.99 14:20:05 1 10.59 0.00 0.66 0.11 0.08 88.56 14:20:05 2 10.31 0.00 0.62 0.03 0.07 88.97 14:20:05 3 10.02 0.00 0.59 0.01 0.07 89.32 14:30:06 all 14.52 0.00 0.66 0.09 0.07 84.66 14:30:06 0 13.78 0.00 0.68 0.12 0.07 85.36 14:30:06 1 15.59 0.00 0.65 0.03 0.07 83.66 14:30:06 2 14.53 0.00 0.73 0.18 0.07 84.49 14:30:06 3 14.19 0.00 0.61 0.02 0.07 85.12 14:40:01 all 8.48 0.00 0.51 0.03 0.06 90.92 14:40:01 0 8.49 0.00 0.46 0.02 0.06 90.97 14:40:01 1 8.24 0.00 0.53 0.02 0.06 91.14 14:40:01 2 8.50 0.00 0.55 0.05 0.07 90.83 14:40:01 3 8.67 0.00 0.49 0.04 0.06 90.75 Average: all 21.92 0.01 0.97 0.68 0.10 76.31 Average: 0 21.89 0.01 0.90 0.46 0.11 76.64 Average: 1 21.78 0.01 1.02 1.21 0.10 75.89 Average: 2 21.98 0.02 0.98 0.56 0.11 76.35 Average: 3 22.05 0.01 0.97 0.51 0.10 76.36