---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19323 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 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 717 10395 3 4875 14929 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:fc:e9:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78641sec preferred_lft 78641sec inet6 fe80::f816:3eff:fefc:e9b5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:c3:ae:4c:fd:d7 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-19323) 02/20/26 _x86_64_ (4 CPU) 13:09:01 LINUX RESTART (4 CPU) 13:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 133.13 5.48 122.68 4.97 903.85 36167.05 32231.31 13:30:01 73.91 25.49 45.43 2.99 369.64 5228.85 4410.67 13:40:11 12.25 0.18 11.53 0.54 8.42 299.73 645.64 13:50:01 10.68 0.03 10.13 0.52 1.14 303.05 503.28 14:00:01 12.49 0.02 11.90 0.56 0.88 598.33 612.59 14:10:11 16.26 0.03 15.53 0.70 1.35 505.27 505.14 14:20:01 22.06 0.07 5.40 16.59 1.93 139.19 214200.41 14:30:00 6.32 0.01 6.06 0.25 1.21 169.84 1489.57 14:40:11 3.04 0.01 2.95 0.09 0.31 110.52 26.80 14:50:11 4.72 0.00 4.55 0.17 0.31 144.61 72.87 15:00:01 5.08 0.00 4.91 0.16 0.14 155.93 48.59 15:10:11 9.76 0.02 9.36 0.38 0.62 557.48 87.33 Average: 25.50 2.60 20.61 2.30 105.31 3611.44 20881.23 13:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 3884076 14442916 1483348 9.06 236732 10117868 2494812 14.32 2093412 9650856 6412 13:30:01 2416000 6105008 9827556 60.02 266332 3392748 11039532 63.37 2228500 11135956 548 13:40:11 7384904 11094584 4839028 29.55 268116 3411824 5611684 32.21 2261776 6130296 2012 13:50:01 1299368 5027764 10904444 66.60 269512 3429124 12450172 71.46 2269284 12216580 536 14:00:01 7719316 11566352 4369868 26.69 274012 3538400 5189256 29.79 2316708 5759788 320 14:10:11 7455796 11377248 4558928 27.84 276268 3610316 5284856 30.34 2323140 6003912 360 14:20:01 7439276 11380968 4554916 27.82 277176 3629592 5262720 30.21 2329316 6028372 68 14:30:00 9141608 13120400 2816776 17.20 277800 3665932 4149228 23.82 2332028 4329492 17848 14:40:11 5847036 9827872 6107280 37.30 278232 3667564 6787048 38.96 2332588 7610844 312 14:50:11 6055440 10057164 5877968 35.90 278704 3687948 6658960 38.22 2335676 7400992 444 15:00:01 7514828 11539596 4396412 26.85 279524 3710120 5140468 29.51 2337896 5945500 300 15:10:11 7135296 11287672 4647832 28.39 283120 3828508 5216048 29.94 2352184 6294788 316 Average: 6107745 10568962 5365363 32.77 272127 4140829 6273732 36.01 2292709 7375615 2456 13:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 2.25 2.25 1.90 1.90 0.00 0.00 0.00 0.00 13:20:01 ens3 144.97 108.01 2139.05 11.85 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 25.76 25.76 19.41 19.41 0.00 0.00 0.00 0.00 13:30:01 ens3 1.97 1.77 0.62 0.52 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 13:40:11 lo 29.67 29.67 12.28 12.28 0.00 0.00 0.00 0.00 13:40:11 ens3 1.38 1.32 0.28 1.18 0.00 0.00 0.00 0.00 13:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 23.86 23.86 10.17 10.17 0.00 0.00 0.00 0.00 13:50:01 ens3 0.79 0.50 0.13 0.09 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 12.62 12.62 5.64 5.64 0.00 0.00 0.00 0.00 14:00:01 ens3 0.90 0.68 0.29 0.22 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:11 lo 16.80 16.80 8.50 8.50 0.00 0.00 0.00 0.00 14:10:11 ens3 1.14 0.86 0.33 0.25 0.00 0.00 0.00 0.00 14:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 11.78 11.78 6.31 6.31 0.00 0.00 0.00 0.00 14:20:01 ens3 0.58 0.39 0.11 0.08 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:00 lo 28.07 28.07 9.83 9.83 0.00 0.00 0.00 0.00 14:30:00 ens3 0.61 0.53 0.12 0.09 0.00 0.00 0.00 0.00 14:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:11 lo 16.44 16.44 8.38 8.38 0.00 0.00 0.00 0.00 14:40:11 ens3 0.70 0.58 0.18 0.14 0.00 0.00 0.00 0.00 14:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:11 lo 11.11 11.11 7.11 7.11 0.00 0.00 0.00 0.00 14:50:11 ens3 0.54 0.39 0.11 0.08 0.00 0.00 0.00 0.00 14:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 11.54 11.54 6.01 6.01 0.00 0.00 0.00 0.00 15:00:01 ens3 0.58 0.41 0.13 0.10 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:11 lo 22.82 22.82 10.74 10.74 0.00 0.00 0.00 0.00 15:10:11 ens3 0.97 0.82 0.27 0.22 0.00 0.00 0.00 0.00 15:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.79 17.79 8.89 8.89 0.00 0.00 0.00 0.00 Average: ens3 12.58 9.43 173.21 1.21 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-19323) 02/20/26 _x86_64_ (4 CPU) 13:09:01 LINUX RESTART (4 CPU) 13:10:19 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 37.65 0.00 2.33 5.59 0.09 54.35 13:20:01 0 38.46 0.00 2.26 4.33 0.08 54.86 13:20:01 1 42.08 0.00 2.80 7.81 0.09 47.21 13:20:01 2 35.07 0.00 2.23 5.53 0.09 57.08 13:20:01 3 34.97 0.00 2.01 4.71 0.08 58.24 13:30:01 all 55.13 0.00 2.19 0.34 0.11 42.22 13:30:01 0 55.48 0.00 2.16 0.23 0.11 42.02 13:30:01 1 55.34 0.00 2.24 0.32 0.11 41.99 13:30:01 2 55.32 0.00 2.32 0.26 0.11 41.99 13:30:01 3 54.37 0.00 2.06 0.57 0.11 42.89 13:40:11 all 23.97 0.00 1.11 0.22 0.09 74.61 13:40:11 0 23.96 0.00 1.11 0.10 0.09 74.74 13:40:11 1 23.67 0.00 1.11 0.30 0.09 74.82 13:40:11 2 24.45 0.00 1.12 0.20 0.10 74.14 13:40:11 3 23.79 0.00 1.10 0.26 0.09 74.76 13:50:01 all 24.94 0.00 0.99 0.31 0.10 73.67 13:50:01 0 24.90 0.00 0.95 0.14 0.09 73.92 13:50:01 1 24.62 0.00 0.93 0.72 0.10 73.63 13:50:01 2 25.61 0.00 0.97 0.19 0.10 73.14 13:50:01 3 24.63 0.00 1.10 0.18 0.09 73.99 14:00:01 all 17.12 0.00 0.80 0.07 0.09 81.91 14:00:01 0 16.66 0.00 0.76 0.05 0.09 82.44 14:00:01 1 16.53 0.00 0.80 0.04 0.10 82.54 14:00:01 2 18.16 0.00 0.82 0.04 0.10 80.88 14:00:01 3 17.14 0.00 0.83 0.14 0.09 81.80 14:10:11 all 24.93 0.00 0.83 0.16 0.09 73.99 14:10:11 0 24.78 0.00 0.89 0.06 0.09 74.17 14:10:11 1 25.02 0.00 0.83 0.10 0.09 73.96 14:10:11 2 24.79 0.00 0.79 0.14 0.10 74.18 14:10:11 3 25.12 0.00 0.83 0.33 0.08 73.64 14:20:01 all 7.93 0.00 0.42 0.09 0.08 91.48 14:20:01 0 7.30 0.00 0.49 0.07 0.08 92.05 14:20:01 1 8.13 0.00 0.43 0.19 0.08 91.17 14:20:01 2 8.04 0.00 0.38 0.05 0.08 91.45 14:20:01 3 8.25 0.00 0.39 0.04 0.07 91.25 14:30:00 all 11.42 0.00 0.48 0.12 0.08 87.90 14:30:00 0 11.68 0.00 0.50 0.23 0.08 87.50 14:30:00 1 11.41 0.00 0.51 0.10 0.08 87.90 14:30:00 2 11.65 0.00 0.46 0.10 0.09 87.72 14:30:00 3 10.96 0.00 0.46 0.04 0.08 88.47 14:40:11 all 6.22 0.00 0.26 0.21 0.08 93.23 14:40:11 0 6.13 0.00 0.27 0.07 0.07 93.45 14:40:11 1 6.71 0.00 0.25 0.01 0.08 92.95 14:40:11 2 5.91 0.00 0.27 0.15 0.08 93.58 14:40:11 3 6.12 0.00 0.25 0.62 0.07 92.94 14:50:11 all 9.14 0.00 0.41 0.05 0.08 90.33 14:50:11 0 9.05 0.00 0.41 0.03 0.08 90.43 14:50:11 1 8.55 0.00 0.35 0.06 0.08 90.97 14:50:11 2 9.48 0.00 0.49 0.07 0.09 89.87 14:50:11 3 9.46 0.00 0.37 0.05 0.08 90.04 15:00:01 all 7.36 0.00 0.37 0.04 0.07 92.16 15:00:01 0 6.98 0.00 0.37 0.03 0.07 92.54 15:00:01 1 7.45 0.00 0.42 0.06 0.08 92.00 15:00:01 2 7.74 0.00 0.39 0.03 0.08 91.76 15:00:01 3 7.26 0.00 0.29 0.04 0.07 92.34 15:00:01 CPU %user %nice %system %iowait %steal %idle 15:10:11 all 14.23 0.00 0.59 0.13 0.09 84.96 15:10:11 0 14.17 0.00 0.68 0.04 0.08 85.03 15:10:11 1 14.54 0.00 0.57 0.18 0.09 84.62 15:10:11 2 13.87 0.00 0.58 0.16 0.09 85.31 15:10:11 3 14.36 0.00 0.52 0.14 0.09 84.88 Average: all 19.97 0.00 0.89 0.60 0.09 78.46 Average: 0 19.93 0.00 0.90 0.44 0.09 78.65 Average: 1 20.29 0.00 0.93 0.80 0.09 77.88 Average: 2 19.98 0.00 0.90 0.56 0.09 78.47 Average: 3 19.67 0.00 0.85 0.58 0.08 78.82