---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8278 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: 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 738 10819 3 4430 14908 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:c3:70:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79279sec preferred_lft 79279sec inet6 fe80::f816:3eff:fec3:70e9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:77:6a:54:e3:4e 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::f077:6aff:fe54:e34e/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-8278) 03/23/26 _x86_64_ (4 CPU) 07:12:09 LINUX RESTART (4 CPU) 07:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:14 99.32 23.69 72.39 3.24 363.89 12257.25 3608.03 07:40:44 20.66 1.36 18.26 1.04 23.52 469.84 569.36 07:50:38 7.65 0.13 7.09 0.44 8.07 269.72 391.80 08:00:13 9.11 0.02 8.73 0.37 0.63 504.05 240.51 08:10:16 19.01 0.03 18.06 0.92 1.33 593.72 552.43 08:20:17 20.29 0.07 4.78 15.43 1.04 131.75 211438.31 08:30:17 4.74 0.01 4.54 0.19 0.87 133.98 69.75 08:40:12 7.63 0.03 7.29 0.31 3.04 260.41 149.72 08:50:18 6.24 0.00 6.00 0.23 0.13 176.30 54.35 09:00:18 9.06 0.03 8.67 0.36 4.10 569.62 389.62 09:10:15 7.74 1.85 5.43 0.46 157.28 218.58 143.33 Average: 19.12 2.44 14.59 2.09 50.64 1394.90 19828.94 07:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:14 158036 3343884 12587636 76.88 262508 2907528 13444872 77.17 2060872 13563684 1104 07:40:44 4023548 7230004 8702432 53.15 266116 2927032 9531660 54.71 2106680 9652136 44 07:50:38 5489608 8720600 7213932 44.06 267276 2950412 8477420 48.66 2116084 8189284 332 08:00:13 11956820 15294972 644276 3.93 271468 3053296 1368148 7.85 2151360 1713988 10620 08:10:16 8154764 11569124 4368608 26.68 274228 3126796 5156496 29.60 2158392 5505096 276 08:20:17 7901764 11338808 4598632 28.09 276736 3146976 5313532 30.50 2166016 5735920 308 08:30:17 7781856 11237416 4699948 28.71 277164 3165064 5364380 30.79 2167076 5856920 412 08:40:12 7767076 11263220 4674308 28.55 277992 3204812 6274724 36.02 2172596 5875544 240 08:50:18 8132780 11653584 4284320 26.17 279096 3228368 5153956 29.58 2175308 5502044 432 09:00:18 7535412 11188704 4748712 29.00 283260 3352176 5368804 30.82 2190208 6085188 392 09:10:15 11180916 15315920 623552 3.81 285756 3822864 1259200 7.23 2259804 2363408 400664 Average: 7280235 10741476 5195123 31.73 274691 3171393 6064836 34.81 2156763 6367565 37711 07:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:14 lo 19.60 19.60 16.81 16.81 0.00 0.00 0.00 0.00 07:30:14 ens3 2.01 1.75 0.61 0.51 0.00 0.00 0.00 0.00 07:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:44 lo 46.07 46.07 19.90 19.90 0.00 0.00 0.00 0.00 07:40:44 ens3 1.91 1.75 0.38 0.96 0.00 0.00 0.00 0.00 07:40:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:38 lo 15.94 15.94 7.50 7.50 0.00 0.00 0.00 0.00 07:50:38 ens3 1.77 0.86 0.39 0.56 0.00 0.00 0.00 0.00 07:50:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:13 lo 8.88 8.88 4.06 4.06 0.00 0.00 0.00 0.00 08:00:13 ens3 1.18 0.58 0.33 0.23 0.00 0.00 0.00 0.00 08:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:16 lo 13.13 13.13 7.47 7.47 0.00 0.00 0.00 0.00 08:10:16 ens3 0.96 0.73 0.18 0.14 0.00 0.00 0.00 0.00 08:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:17 lo 20.31 20.31 9.54 9.54 0.00 0.00 0.00 0.00 08:20:17 ens3 1.20 0.56 0.22 0.13 0.00 0.00 0.00 0.00 08:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:17 lo 21.00 21.00 7.08 7.08 0.00 0.00 0.00 0.00 08:30:17 ens3 0.88 0.39 0.18 0.11 0.00 0.00 0.00 0.00 08:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:12 lo 20.83 20.83 9.90 9.90 0.00 0.00 0.00 0.00 08:40:12 ens3 0.93 0.62 0.21 0.15 0.00 0.00 0.00 0.00 08:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:18 lo 18.06 18.06 11.45 11.45 0.00 0.00 0.00 0.00 08:50:18 ens3 0.92 0.54 0.21 0.15 0.00 0.00 0.00 0.00 08:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:18 lo 14.06 14.06 7.42 7.42 0.00 0.00 0.00 0.00 09:00:18 ens3 0.88 0.69 0.24 0.19 0.00 0.00 0.00 0.00 09:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:15 lo 33.01 33.01 12.88 12.88 0.00 0.00 0.00 0.00 09:10:15 ens3 2.21 1.78 1.18 0.67 0.00 0.00 0.00 0.00 09:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.14 21.14 10.42 10.42 0.00 0.00 0.00 0.00 Average: ens3 1.35 0.93 0.37 0.35 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-8278) 03/23/26 _x86_64_ (4 CPU) 07:12:09 LINUX RESTART (4 CPU) 07:20:28 CPU %user %nice %system %iowait %steal %idle 07:30:14 all 54.81 0.00 2.13 0.96 0.11 41.98 07:30:14 0 54.18 0.00 2.15 0.79 0.11 42.77 07:30:14 1 55.85 0.00 2.32 0.53 0.12 41.18 07:30:14 2 54.43 0.00 2.02 1.96 0.11 41.47 07:30:14 3 54.80 0.00 2.02 0.56 0.11 42.51 07:40:44 all 42.18 0.00 1.65 0.05 0.12 56.01 07:40:44 0 41.91 0.00 1.70 0.05 0.12 56.22 07:40:44 1 41.86 0.00 1.73 0.05 0.12 56.24 07:40:44 2 42.80 0.00 1.61 0.06 0.13 55.41 07:40:44 3 42.13 0.00 1.55 0.04 0.12 56.15 07:50:38 all 18.04 0.00 0.80 0.03 0.09 81.03 07:50:38 0 17.71 0.00 0.78 0.06 0.09 81.36 07:50:38 1 17.40 0.00 0.87 0.06 0.09 81.58 07:50:38 2 18.69 0.00 0.82 0.02 0.09 80.38 07:50:38 3 18.35 0.00 0.73 0.01 0.10 80.81 08:00:13 all 11.43 0.00 0.57 0.03 0.07 87.89 08:00:13 0 11.17 0.00 0.67 0.05 0.07 88.03 08:00:13 1 11.67 0.00 0.68 0.06 0.08 87.50 08:00:13 2 11.83 0.00 0.52 0.02 0.08 87.55 08:00:13 3 11.06 0.00 0.41 0.01 0.06 88.45 08:10:16 all 30.05 0.00 0.99 0.06 0.09 68.81 08:10:16 0 30.47 0.00 0.92 0.05 0.08 68.48 08:10:16 1 30.46 0.00 1.06 0.04 0.09 68.35 08:10:16 2 29.44 0.00 0.94 0.02 0.09 69.50 08:10:16 3 29.82 0.00 1.02 0.14 0.09 68.92 08:20:17 all 9.21 0.00 0.53 0.03 0.08 90.15 08:20:17 0 9.34 0.00 0.47 0.05 0.07 90.07 08:20:17 1 8.80 0.00 0.55 0.01 0.08 90.55 08:20:17 2 9.50 0.00 0.54 0.06 0.08 89.82 08:20:17 3 9.21 0.00 0.55 0.02 0.07 90.15 08:30:17 all 8.12 0.00 0.47 0.01 0.08 91.32 08:30:17 0 7.96 0.00 0.45 0.02 0.07 91.50 08:30:17 1 8.10 0.00 0.49 0.02 0.08 91.31 08:30:17 2 8.29 0.00 0.48 0.01 0.09 91.13 08:30:17 3 8.14 0.00 0.45 0.01 0.07 91.34 08:40:12 all 14.84 0.00 0.65 0.03 0.09 84.39 08:40:12 0 14.43 0.00 0.69 0.03 0.08 84.77 08:40:12 1 15.17 0.00 0.72 0.03 0.09 84.00 08:40:12 2 15.12 0.00 0.54 0.07 0.09 84.17 08:40:12 3 14.65 0.00 0.64 0.02 0.09 84.61 08:50:18 all 9.86 0.00 0.51 0.03 0.09 89.51 08:50:18 0 10.04 0.00 0.44 0.04 0.08 89.40 08:50:18 1 9.52 0.00 0.56 0.02 0.10 89.81 08:50:18 2 10.10 0.00 0.51 0.02 0.10 89.27 08:50:18 3 9.77 0.00 0.53 0.04 0.10 89.57 09:00:18 all 14.16 0.00 0.56 0.03 0.09 85.16 09:00:18 0 13.01 0.00 0.49 0.04 0.09 86.38 09:00:18 1 15.30 0.00 0.52 0.07 0.09 84.02 09:00:18 2 14.04 0.00 0.62 0.01 0.10 85.23 09:00:18 3 14.27 0.00 0.60 0.01 0.10 85.02 09:10:15 all 10.60 0.00 0.48 0.06 0.09 88.77 09:10:15 0 11.40 0.00 0.58 0.08 0.08 87.86 09:10:15 1 10.41 0.00 0.42 0.01 0.10 89.05 09:10:15 2 10.61 0.00 0.51 0.08 0.10 88.71 09:10:15 3 9.99 0.00 0.42 0.05 0.08 89.45 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.36 0.00 0.85 0.12 0.09 78.58 Average: 0 20.21 0.00 0.85 0.11 0.09 78.74 Average: 1 20.46 0.00 0.90 0.08 0.10 78.46 Average: 2 20.50 0.00 0.83 0.21 0.10 78.36 Average: 3 20.25 0.00 0.81 0.08 0.09 78.76